# frozen_string_literal: true

# WARNING ABOUT GENERATED CODE
#
# This file is generated. See the contributing guide for more information:
# https://github.com/aws/aws-sdk-ruby/blob/version-3/CONTRIBUTING.md
#
# WARNING ABOUT GENERATED CODE


require_relative 'spec_helper'

module Aws::S3
  describe EndpointProvider do
    subject { Aws::S3::EndpointProvider.new }

    context 'region is not a valid DNS-suffix' do
      let(:expected) do
        {"error"=>"Invalid region: region was not a valid DNS name."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"a b", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Invalid access point ARN: Not S3' do
      let(:expected) do
        {"error"=>"Invalid ARN: The ARN was not for the S3 service, found: not-s3"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:not-s3:us-west-2:123456789012:accesspoint:myendpoint"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:not-s3:us-west-2:123456789012:accesspoint:myendpoint',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Invalid access point ARN: invalid resource' do
      let(:expected) do
        {"error"=>"Invalid ARN: The ARN may only contain a single resource component after `accesspoint`."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint:more-data"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint:more-data',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Invalid access point ARN: invalid no ap name' do
      let(:expected) do
        {"error"=>"Invalid ARN: Expected a resource of the format `accesspoint:<accesspoint name>` but no name was provided"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Invalid access point ARN: AccountId is invalid' do
      let(:expected) do
        {"error"=>"Invalid ARN: The account id may only contain a-z, A-Z, 0-9 and `-`. Found: `123456_789012`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:s3:us-west-2:123456_789012:accesspoint:apname"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3:us-west-2:123456_789012:accesspoint:apname',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Invalid access point ARN: access point name is invalid' do
      let(:expected) do
        {"error"=>"Invalid ARN: The access point name may only contain a-z, A-Z, 0-9 and `-`. Found: `ap_name`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:ap_name"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:ap_name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Access points (disable access points explicitly false)' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :disable_access_points=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'Access points: partition does not support FIPS' do
      let(:expected) do
        {"error"=>"Partition does not support FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"cn-north-1", :use_fips=>true, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:s3:cn-north-1:123456789012:accesspoint:myendpoint"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          use_fips_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3:cn-north-1:123456789012:accesspoint:myendpoint',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Bucket region is invalid' do
      let(:expected) do
        {"error"=>"Invalid region in ARN: `us-west -2` (invalid DNS name)"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :disable_access_points=>false, :bucket=>"arn:aws:s3:us-west -2:123456789012:accesspoint:myendpoint"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3:us-west -2:123456789012:accesspoint:myendpoint',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Access points when Access points explicitly disabled (used for CreateBucket)' do
      let(:expected) do
        {"error"=>"Access points are not supported for this operation"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :disable_access_points=>true, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling create_bucket' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.create_bucket(
            bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'missing arn type' do
      let(:expected) do
        {"error"=>"Invalid ARN: `arn:aws:s3:us-west-2:123456789012:` was not a valid ARN"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :disable_access_points=>true, :bucket=>"arn:aws:s3:us-west-2:123456789012:"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3:us-west-2:123456789012:',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'SDK::Host + access point + Dualstack is an error' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws-cn:s3:cn-north-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :endpoint=>"https://beta.example.com", :region=>"cn-north-1", :requires_account_id=>true, :use_dual_stack=>true, :use_fips=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          use_dualstack_endpoint: true,
          endpoint: 'https://beta.example.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws-cn:s3:cn-north-1:123456789012:accesspoint:myendpoint',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Access point ARN with FIPS &amp; Dualstack' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint-fips.dualstack.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>true, :use_dual_stack=>true, :accelerate=>false, :disable_access_points=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          use_fips_endpoint: true,
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'Access point ARN with Dualstack' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint.dualstack.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>true, :accelerate=>false, :disable_access_points=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'vanilla MRAP' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4a", "signingRegionSet"=>["*"], "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"https://mfzwi23gnjvgw.mrap.accesspoint.s3-global.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap", :region=>"us-east-1", :disable_multi_region_access_points=>false, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4a", "signingRegionSet"=>["*"], "signingName"=>"s3", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'MRAP does not support FIPS' do
      let(:expected) do
        {"error"=>"S3 MRAP does not support FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap", :region=>"us-east-1", :disable_multi_region_access_points=>false, :use_fips=>true, :use_dual_stack=>false, :accelerate=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          use_fips_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'MRAP does not support DualStack' do
      let(:expected) do
        {"error"=>"S3 MRAP does not support dual-stack"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap", :region=>"us-east-1", :disable_multi_region_access_points=>false, :use_fips=>false, :use_dual_stack=>true, :accelerate=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'MRAP does not support S3 Accelerate' do
      let(:expected) do
        {"error"=>"S3 MRAP does not support S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap", :region=>"us-east-1", :disable_multi_region_access_points=>false, :use_fips=>false, :use_dual_stack=>false, :accelerate=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'MRAP explicitly disabled' do
      let(:expected) do
        {"error"=>"Invalid configuration: Multi-Region Access Point ARNs are disabled."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap", :region=>"us-east-1", :disable_multi_region_access_points=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_disable_multiregion_access_points: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Dual-stack endpoint with path-style forced' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.dualstack.us-west-2.amazonaws.com/bucketname"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"bucketname", :region=>"us-west-2", :force_path_style=>true, :use_fips=>false, :accelerate=>false, :use_dual_stack=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_dualstack_endpoint: true,
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucketname',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'Dual-stack endpoint + SDK::Host is error' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"bucketname", :region=>"us-west-2", :force_path_style=>true, :use_fips=>false, :accelerate=>false, :use_dual_stack=>true, :endpoint=>"https://abc.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_dualstack_endpoint: true,
          endpoint: 'https://abc.com',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucketname',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'path style + ARN bucket' do
      let(:expected) do
        {"error"=>"Path-style addressing cannot be used with ARN buckets"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap", :force_path_style=>true, :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'implicit path style bucket + dualstack' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.dualstack.us-west-2.amazonaws.com/99_ab"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"99_ab", :region=>"us-west-2", :use_dual_stack=>true, :use_fips=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: '99_ab',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'implicit path style bucket + dualstack' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"99_ab", :region=>"us-west-2", :use_dual_stack=>true, :use_fips=>false, :endpoint=>"http://abc.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_dualstack_endpoint: true,
          endpoint: 'http://abc.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: '99_ab',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'don&#39;t allow URL injections in the bucket' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.us-west-2.amazonaws.com/example.com%23"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"example.com#", :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'example.com#',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'URI encode bucket names in the path' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.us-west-2.amazonaws.com/bucket%20name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"bucket name", :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'scheme is respected' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"http://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com/99_ab"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"99_ab", :endpoint=>"http://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'scheme is respected (virtual addressing)' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"http://bucketname.control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com/foo"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucketname", :endpoint=>"http://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com/foo", :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'path style + implicit private link' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com/99_ab"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"99_ab", :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: '99_ab',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'invalid Endpoint override' do
      let(:expected) do
        {"error"=>"Custom endpoint `abcde://nota#url` was not a valid URI"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucketname", :endpoint=>"abcde://nota#url", :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'using an IPv4 address forces path style' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://123.123.0.1/bucketname"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucketname", :endpoint=>"https://123.123.0.1", :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          endpoint: 'https://123.123.0.1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucketname',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'vanilla access point arn with region mismatch and UseArnRegion=false' do
      let(:expected) do
        {"error"=>"Invalid configuration: region from ARN `us-east-1` does not match client region `us-west-2` and UseArnRegion is `false`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3:us-east-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :use_arn_region=>false, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3:us-east-1:123456789012:accesspoint:myendpoint',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'vanilla access point arn with region mismatch and UseArnRegion unset' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"us-east-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'vanilla access point arn with region mismatch and UseArnRegion=true' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint", :force_path_style=>false, :use_arn_region=>true, :region=>"us-east-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_use_arn_region: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'subdomains are not allowed in virtual buckets' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3.us-east-1.amazonaws.com/bucket.name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"bucket.name", :region=>"us-east-1"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"})
        resp = client.get_object(
          bucket: 'bucket.name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'bucket names with 3 characters are allowed in virtual buckets' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://aaa.s3.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"aaa", :region=>"us-east-1"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"})
        resp = client.get_object(
          bucket: 'aaa',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'bucket names with fewer than 3 characters are not allowed in virtual host' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3.us-east-1.amazonaws.com/aa"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"aa", :region=>"us-east-1"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"})
        resp = client.get_object(
          bucket: 'aa',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'bucket names with uppercase characters are not allowed in virtual host' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3.us-east-1.amazonaws.com/BucketName"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"BucketName", :region=>"us-east-1"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"})
        resp = client.get_object(
          bucket: 'BucketName',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'subdomains are allowed in virtual buckets on http endpoints' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"http://bucket.name.example.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"bucket.name", :region=>"us-east-1", :endpoint=>"http://example.com"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          endpoint: 'http://example.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"})
        resp = client.get_object(
          bucket: 'bucket.name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'no region set' do
      let(:expected) do
        {"error"=>"A region must be set when sending requests to S3."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"bucket-name"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'UseGlobalEndpoints=true, region=us-east-1 uses the global endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_global_endpoint=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'UseGlobalEndpoints=true, region=us-west-2 uses the regional endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_global_endpoint=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'us-west-2',
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'UseGlobalEndpoints=true, region=cn-north-1 uses the regional endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.cn-north-1.amazonaws.com.cn"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"cn-north-1", :use_global_endpoint=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'cn-north-1',
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'UseGlobalEndpoints=true, region=us-east-1, fips=true uses the regional endpoint with fips' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-fips.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_global_endpoint=>true, :use_fips=>true, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'us-east-1',
          use_fips_endpoint: true,
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'UseGlobalEndpoints=true, region=us-east-1, dualstack=true uses the regional endpoint with dualstack' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.dualstack.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_global_endpoint=>true, :use_fips=>false, :use_dual_stack=>true, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'us-east-1',
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'UseGlobalEndpoints=true, region=us-east-1, dualstack and fips uses the regional endpoint with fips/dualstack' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-fips.dualstack.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_global_endpoint=>true, :use_fips=>true, :use_dual_stack=>true, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'us-east-1',
          use_fips_endpoint: true,
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'UseGlobalEndpoints=true, region=us-east-1 with custom endpoint, uses custom' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://example.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :endpoint=>"https://example.com", :use_global_endpoint=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'us-east-1',
          endpoint: 'https://example.com',
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'UseGlobalEndpoints=true, region=us-west-2 with custom endpoint, uses custom' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://example.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :endpoint=>"https://example.com", :use_global_endpoint=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'us-west-2',
          endpoint: 'https://example.com',
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'UseGlobalEndpoints=true, region=us-east-1 with accelerate on non bucket case uses the global endpoint and ignores accelerate' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_global_endpoint=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'us-east-1',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'aws-global region uses the global endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'aws-global',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'aws-global region with fips uses the regional endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-fips.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_fips=>true, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'aws-global',
          use_fips_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'aws-global region with dualstack uses the regional endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.dualstack.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_fips=>false, :use_dual_stack=>true, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'aws-global',
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'aws-global region with fips and dualstack uses the regional endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-fips.dualstack.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_fips=>true, :use_dual_stack=>true, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'aws-global',
          use_fips_endpoint: true,
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'aws-global region with accelerate on non-bucket case, uses global endpoint and ignores accelerate' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_fips=>false, :use_dual_stack=>false, :accelerate=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'aws-global',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'aws-global region with custom endpoint, uses custom' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://example.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :endpoint=>"https://example.com", :use_global_endpoint=>false, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling list_buckets' do
        client = Client.new(
          region: 'aws-global',
          endpoint: 'https://example.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.list_buckets(
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, aws-global region uses the global endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket-name", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, aws-global region with fips uses the regional fips endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-fips.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket-name", :use_fips=>true, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          use_fips_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, aws-global region with dualstack uses the regional dualstack endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3.dualstack.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket-name", :use_fips=>false, :use_dual_stack=>true, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, aws-global region with fips/dualstack uses the regional fips/dualstack endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-fips.dualstack.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket-name", :use_fips=>true, :use_dual_stack=>true, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          use_fips_endpoint: true,
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, aws-global region with accelerate uses the global accelerate endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-accelerate.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket-name", :use_fips=>false, :use_dual_stack=>false, :accelerate=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, aws-global region with custom endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.example.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :endpoint=>"https://example.com", :bucket=>"bucket-name", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          endpoint: 'https://example.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, UseGlobalEndpoint and us-east-1 region uses the global endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_global_endpoint=>true, :bucket=>"bucket-name", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, UseGlobalEndpoint and us-west-2 region uses the regional endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_global_endpoint=>true, :bucket=>"bucket-name", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, UseGlobalEndpoint and us-east-1 region and fips uses the regional fips endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-fips.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_global_endpoint=>true, :bucket=>"bucket-name", :use_fips=>true, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          use_fips_endpoint: true,
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, UseGlobalEndpoint and us-east-1 region and dualstack uses the regional dualstack endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3.dualstack.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_global_endpoint=>true, :bucket=>"bucket-name", :use_fips=>false, :use_dual_stack=>true, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, UseGlobalEndpoint and us-east-1 region and accelerate uses the global accelerate endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-accelerate.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_global_endpoint=>true, :bucket=>"bucket-name", :use_fips=>false, :use_dual_stack=>false, :accelerate=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing, UseGlobalEndpoint and us-east-1 region with custom endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.example.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :endpoint=>"https://example.com", :use_global_endpoint=>true, :bucket=>"bucket-name", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          endpoint: 'https://example.com',
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'ForcePathStyle, aws-global region uses the global endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket-name", :force_path_style=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'ForcePathStyle, aws-global region with fips is invalid' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true, "name"=>"sigv4"}]}, "url"=>"https://s3-fips.us-east-1.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket-name", :force_path_style=>true, :use_fips=>true, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'ForcePathStyle, aws-global region with dualstack uses regional dualstack endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.dualstack.us-east-1.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket-name", :force_path_style=>true, :use_fips=>false, :use_dual_stack=>true, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          use_dualstack_endpoint: true,
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'ForcePathStyle, aws-global region custom endpoint uses the custom endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://example.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :endpoint=>"https://example.com", :bucket=>"bucket-name", :force_path_style=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          endpoint: 'https://example.com',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'ForcePathStyle, UseGlobalEndpoint us-east-1 region uses the global endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket-name", :use_global_endpoint=>true, :force_path_style=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'ForcePathStyle, UseGlobalEndpoint us-west-2 region uses the regional endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.us-west-2.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :bucket=>"bucket-name", :use_global_endpoint=>true, :force_path_style=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'ForcePathStyle, UseGlobalEndpoint us-east-1 region, dualstack uses the regional dualstack endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.dualstack.us-east-1.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket-name", :use_global_endpoint=>true, :force_path_style=>true, :use_fips=>false, :use_dual_stack=>true, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          use_dualstack_endpoint: true,
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'ForcePathStyle, UseGlobalEndpoint us-east-1 region custom endpoint uses the custom endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://example.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket-name", :endpoint=>"https://example.com", :use_global_endpoint=>true, :force_path_style=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          endpoint: 'https://example.com',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'ARN with aws-global region and  UseArnRegion uses the regional endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://reports-123456789012.op-01234567890123456.s3-outposts.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_arn_region=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:s3-outposts:us-east-1:123456789012:outpost/op-01234567890123456/accesspoint/reports"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          s3_use_arn_region: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-outposts:us-east-1:123456789012:outpost/op-01234567890123456/accesspoint/reports',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'cross partition MRAP ARN is an error' do
      let(:expected) do
        {"error"=>"Client was configured for partition `aws` but bucket referred to partition `aws-cn`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:bucket=>"arn:aws-cn:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap", :region=>"us-west-1"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws-cn:s3::123456789012:accesspoint:mfzwi23gnjvgw.mrap',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Endpoint override, accesspoint with HTTP, port' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"http://myendpoint-123456789012.beta.example.com:1234"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:endpoint=>"http://beta.example.com:1234", :region=>"us-west-2", :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          endpoint: 'http://beta.example.com:1234',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'Endpoint override, accesspoint with http, path, query, and port' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"http://myendpoint-123456789012.beta.example.com:1234/path"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint", :endpoint=>"http://beta.example.com:1234/path", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'non-bucket endpoint override with FIPS = error' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :endpoint=>"http://beta.example.com:1234/path", :use_fips=>true, :use_dual_stack=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'FIPS + dualstack + custom endpoint' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :endpoint=>"http://beta.example.com:1234/path", :use_fips=>true, :use_dual_stack=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'dualstack + custom endpoint' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :endpoint=>"http://beta.example.com:1234/path", :use_fips=>false, :use_dual_stack=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'custom endpoint without FIPS/dualstack' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"http://beta.example.com:1234/path"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :endpoint=>"http://beta.example.com:1234/path", :use_fips=>false, :use_dual_stack=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 's3 object lambda with access points disabled' do
      let(:expected) do
        {"error"=>"Access points are not supported for this operation"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :bucket=>"arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint:myendpoint", :disable_access_points=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'non bucket + FIPS' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-fips.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>true, :use_dual_stack=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'standard non bucket endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'non bucket endpoint with FIPS + Dualstack' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-fips.dualstack.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>true, :use_dual_stack=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'non bucket endpoint with dualstack' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.dualstack.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'use global endpoint + IP address endpoint override' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"http://127.0.0.1/bucket"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket", :use_fips=>false, :use_dual_stack=>false, :endpoint=>"http://127.0.0.1", :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'non-dns endpoint + global endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :use_fips=>false, :use_dual_stack=>false, :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'endpoint override + use global endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"http://foo.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :use_fips=>false, :use_dual_stack=>false, :use_global_endpoint=>true, :endpoint=>"http://foo.com"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'FIPS + dualstack + non-bucket endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3-fips.dualstack.us-east-1.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :use_fips=>true, :use_dual_stack=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'FIPS + dualstack + non-DNS endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3-fips.dualstack.us-east-1.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :force_path_style=>true, :use_fips=>true, :use_dual_stack=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'endpoint override + FIPS + dualstack (BUG)' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :force_path_style=>true, :use_fips=>true, :use_dual_stack=>false, :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'endpoint override + non-dns bucket + FIPS (BUG)' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :use_fips=>true, :use_dual_stack=>false, :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'FIPS + bucket endpoint + force path style' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3-fips.us-east-1.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :force_path_style=>true, :use_fips=>true, :use_dual_stack=>false, :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'bucket + FIPS + force path style' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3-fips.dualstack.us-east-1.amazonaws.com/bucket"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket", :force_path_style=>true, :use_fips=>true, :use_dual_stack=>true, :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'FIPS + dualstack + use global endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://bucket.s3-fips.dualstack.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket", :use_fips=>true, :use_dual_stack=>true, :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'URI encoded bucket + use global endpoint' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :use_fips=>true, :use_dual_stack=>false, :use_global_endpoint=>true, :endpoint=>"https://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'FIPS + path based endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3-fips.us-east-1.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :use_fips=>true, :use_dual_stack=>false, :accelerate=>false, :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'accelerate + dualstack + global endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://bucket.s3-accelerate.dualstack.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket", :use_fips=>false, :use_dual_stack=>true, :accelerate=>true, :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'dualstack + global endpoint + non URI safe bucket' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3.dualstack.us-east-1.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :accelerate=>false, :use_dual_stack=>true, :use_fips=>false, :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'FIPS + uri encoded bucket' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3-fips.us-east-1.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :force_path_style=>true, :accelerate=>false, :use_dual_stack=>false, :use_fips=>true, :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'endpoint override + non-uri safe endpoint + force path style' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :force_path_style=>true, :accelerate=>false, :use_dual_stack=>false, :use_fips=>true, :endpoint=>"http://foo.com", :use_global_endpoint=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'FIPS + Dualstack + global endpoint + non-dns bucket' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east-1"}]}, "url"=>"https://s3-fips.dualstack.us-east-1.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"bucket!", :accelerate=>false, :use_dual_stack=>true, :use_fips=>true, :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'endpoint override + FIPS + dualstack' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_dual_stack=>true, :use_fips=>true, :use_global_endpoint=>true, :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'non-bucket endpoint override + dualstack + global endpoint' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>true, :use_global_endpoint=>true, :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'Endpoint override + UseGlobalEndpoint + us-east-1' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>true, :use_dual_stack=>false, :use_global_endpoint=>true, :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'non-FIPS partition with FIPS set + custom endpoint' do
      let(:expected) do
        {"error"=>"Partition does not support FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"cn-north-1", :use_fips=>true, :use_dual_stack=>false, :use_global_endpoint=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'aws-global signs as us-east-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-1", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-fips.dualstack.us-east-1.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket!", :use_fips=>true, :accelerate=>false, :use_dual_stack=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'aws-global signs as us-east-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-1", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket.foo.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket", :use_dual_stack=>false, :use_fips=>false, :accelerate=>false, :endpoint=>"https://foo.com"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'aws-global + dualstack + path-only bucket' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-1", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.dualstack.us-east-1.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket!", :use_dual_stack=>true, :use_fips=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'aws-global + path-only bucket' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-1", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket!"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'aws-global + fips + custom endpoint' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket!", :use_dual_stack=>false, :use_fips=>true, :accelerate=>false, :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'aws-global, endpoint override &amp; path only-bucket' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-1", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"http://foo.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket!", :use_dual_stack=>false, :use_fips=>false, :accelerate=>false, :endpoint=>"http://foo.com"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'aws-global + dualstack + custom endpoint' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_dual_stack=>true, :use_fips=>false, :accelerate=>false, :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'accelerate, dualstack + aws-global' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-1", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket.s3-accelerate.dualstack.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket", :use_dual_stack=>true, :use_fips=>false, :accelerate=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'FIPS + aws-global + path only bucket. This is not supported by S3 but we allow garbage in garbage out' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-1", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-fips.dualstack.us-east-1.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket!", :force_path_style=>true, :use_dual_stack=>true, :use_fips=>true, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'aws-global + FIPS + endpoint override.' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_fips=>true, :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'force path style, FIPS, aws-global &amp; endpoint override' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket!", :force_path_style=>true, :use_fips=>true, :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'ip address causes path style to be forced' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-1", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"http://192.168.1.1/bucket"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket", :endpoint=>"http://192.168.1.1"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'endpoint override with aws-global region' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_fips=>true, :use_dual_stack=>true, :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'FIPS + path-only (TODO: consider making this an error)' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-1", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-fips.us-east-1.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :bucket=>"bucket!", :use_fips=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'empty arn type' do
      let(:expected) do
        {"error"=>"Invalid ARN: No ARN type specified"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"arn:aws:not-s3:us-west-2:123456789012::myendpoint"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'path style can&#39;t be used with accelerate' do
      let(:expected) do
        {"error"=>"Path-style addressing cannot be used with S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"bucket!", :accelerate=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'invalid region' do
      let(:expected) do
        {"error"=>"Invalid region: region was not a valid DNS name."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2!", :bucket=>"bucket.subdomain", :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'invalid region' do
      let(:expected) do
        {"error"=>"Invalid region: region was not a valid DNS name."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2!", :bucket=>"bucket", :endpoint=>"http://foo.com"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'empty arn type' do
      let(:expected) do
        {"error"=>"Invalid Access Point Name"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"arn:aws:s3::123456789012:accesspoint:my_endpoint"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'empty arn type' do
      let(:expected) do
        {"error"=>"Client was configured for partition `aws` but ARN (`arn:aws:s3:cn-north-1:123456789012:accesspoint:my-endpoint`) has `aws-cn`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"arn:aws:s3:cn-north-1:123456789012:accesspoint:my-endpoint", :use_arn_region=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'invalid arn region' do
      let(:expected) do
        {"error"=>"Invalid region in ARN: `us-east_2` (invalid DNS name)"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"arn:aws:s3-object-lambda:us-east_2:123456789012:accesspoint:my-endpoint", :use_arn_region=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'invalid ARN outpost' do
      let(:expected) do
        {"error"=>"Invalid ARN: The outpost Id may only contain a-z, A-Z, 0-9 and `-`. Found: `op_01234567890123456`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"arn:aws:s3-outposts:us-east-1:123456789012:outpost/op_01234567890123456/accesspoint/reports", :use_arn_region=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'invalid ARN' do
      let(:expected) do
        {"error"=>"Invalid ARN: expected an access point name"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"arn:aws:s3-outposts:us-east-1:123456789012:outpost/op-01234567890123456/reports"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'invalid ARN' do
      let(:expected) do
        {"error"=>"Invalid ARN: Expected a 4-component resource"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"arn:aws:s3-outposts:us-east-1:123456789012:outpost/op-01234567890123456"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'invalid outpost type' do
      let(:expected) do
        {"error"=>"Expected an outpost type `accesspoint`, found not-accesspoint"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"arn:aws:s3-outposts:us-east-1:123456789012:outpost/op-01234567890123456/not-accesspoint/reports"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'invalid outpost type' do
      let(:expected) do
        {"error"=>"Invalid region in ARN: `us-east_1` (invalid DNS name)"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"arn:aws:s3-outposts:us-east_1:123456789012:outpost/op-01234567890123456/not-accesspoint/reports"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'invalid outpost type' do
      let(:expected) do
        {"error"=>"Invalid ARN: The account id may only contain a-z, A-Z, 0-9 and `-`. Found: `12345_789012`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"arn:aws:s3-outposts:us-east-1:12345_789012:outpost/op-01234567890123456/not-accesspoint/reports"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'invalid outpost type' do
      let(:expected) do
        {"error"=>"Invalid ARN: The Outpost Id was not set"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"arn:aws:s3-outposts:us-east-1:12345789012:outpost"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'use global endpoint virtual addressing' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-2", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"http://bucket.example.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"bucket", :endpoint=>"http://example.com", :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'global endpoint + ip address' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-2", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"http://192.168.0.1/bucket"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"bucket", :endpoint=>"http://192.168.0.1", :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'invalid outpost type' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-2", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.us-east-2.amazonaws.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"bucket!", :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'invalid outpost type' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-2", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket.s3-accelerate.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"bucket", :accelerate=>true, :use_global_endpoint=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'use global endpoint + custom endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-2", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"http://foo.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"bucket!", :use_global_endpoint=>true, :endpoint=>"http://foo.com"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'use global endpoint, not us-east-1, force path style' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingRegion"=>"us-east-2", "name"=>"sigv4", "signingName"=>"s3", "disableDoubleEncoding"=>true}]}, "url"=>"http://foo.com/bucket%21"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-2", :bucket=>"bucket!", :use_global_endpoint=>true, :force_path_style=>true, :endpoint=>"http://foo.com"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'vanilla virtual addressing@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing + dualstack@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3.dualstack.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"us-west-2", :use_dual_stack=>true, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'accelerate + dualstack@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-accelerate.dualstack.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>false, :region=>"us-west-2", :use_dual_stack=>true, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_dualstack_endpoint: true,
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'accelerate (dualstack=false)@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-accelerate.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>false, :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing + fips@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-fips.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>true, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_fips_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing + dualstack + fips@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-fips.dualstack.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"us-west-2", :use_dual_stack=>true, :use_fips=>true, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_fips_endpoint: true,
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'accelerate + fips = error@us-west-2' do
      let(:expected) do
        {"error"=>"Accelerate cannot be used with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>false, :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>true, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_fips_endpoint: true,
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'vanilla virtual addressing@cn-north-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3.cn-north-1.amazonaws.com.cn"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing + dualstack@cn-north-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3.dualstack.cn-north-1.amazonaws.com.cn"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"cn-north-1", :use_dual_stack=>true, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'accelerate (dualstack=false)@cn-north-1' do
      let(:expected) do
        {"error"=>"S3 Accelerate cannot be used in this region"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>false, :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'virtual addressing + fips@cn-north-1' do
      let(:expected) do
        {"error"=>"Partition does not support FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'vanilla virtual addressing@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3.af-south-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing + dualstack@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3.dualstack.af-south-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"af-south-1", :use_dual_stack=>true, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'accelerate + dualstack@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-accelerate.dualstack.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>false, :region=>"af-south-1", :use_dual_stack=>true, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_dualstack_endpoint: true,
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'accelerate (dualstack=false)@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-accelerate.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>false, :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing + fips@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-fips.af-south-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>true, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_fips_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing + dualstack + fips@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.s3-fips.dualstack.af-south-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"af-south-1", :use_dual_stack=>true, :use_fips=>true, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_fips_endpoint: true,
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'accelerate + fips = error@af-south-1' do
      let(:expected) do
        {"error"=>"Accelerate cannot be used with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>false, :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>true, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_fips_endpoint: true,
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'vanilla path style@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.us-west-2.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>true, :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'fips@us-gov-west-2, bucket is not S3-dns-compatible (subdomains)' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingName"=>"s3", "signingRegion"=>"us-gov-west-1", "disableDoubleEncoding"=>true, "name"=>"sigv4"}]}, "url"=>"https://s3-fips.us-gov-west-1.amazonaws.com/bucket.with.dots"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket.with.dots", :region=>"us-gov-west-1", :use_dual_stack=>false, :use_fips=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-gov-west-1',
          use_fips_endpoint: true,
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"signingName"=>"s3", "signingRegion"=>"us-gov-west-1", "disableDoubleEncoding"=>true, "name"=>"sigv4"})
        resp = client.get_object(
          bucket: 'bucket.with.dots',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'path style + accelerate = error@us-west-2' do
      let(:expected) do
        {"error"=>"Path-style addressing cannot be used with S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>true, :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          force_path_style: true,
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'path style + dualstack@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.dualstack.us-west-2.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>true, :region=>"us-west-2", :use_dual_stack=>true, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_dualstack_endpoint: true,
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'path style + arn is error@us-west-2' do
      let(:expected) do
        {"error"=>"Path-style addressing cannot be used with ARN buckets"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:PARTITION:s3-outposts:REGION:123456789012:outpost:op-01234567890123456:bucket:mybucket", :force_path_style=>true, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:PARTITION:s3-outposts:REGION:123456789012:outpost:op-01234567890123456:bucket:mybucket',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'path style + invalid DNS name@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.us-west-2.amazonaws.com/99a_b"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"99a_b", :force_path_style=>true, :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: '99a_b',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'no path style + invalid DNS name@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.us-west-2.amazonaws.com/99a_b"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"99a_b", :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: '99a_b',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'vanilla path style@cn-north-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.cn-north-1.amazonaws.com.cn/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>true, :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'path style + fips@cn-north-1' do
      let(:expected) do
        {"error"=>"Partition does not support FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>true, :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          use_fips_endpoint: true,
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'path style + accelerate = error@cn-north-1' do
      let(:expected) do
        {"error"=>"Path-style addressing cannot be used with S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>true, :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          force_path_style: true,
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'path style + dualstack@cn-north-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.dualstack.cn-north-1.amazonaws.com.cn/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>true, :region=>"cn-north-1", :use_dual_stack=>true, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          use_dualstack_endpoint: true,
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'path style + arn is error@cn-north-1' do
      let(:expected) do
        {"error"=>"Path-style addressing cannot be used with ARN buckets"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:PARTITION:s3-outposts:REGION:123456789012:outpost:op-01234567890123456:bucket:mybucket", :force_path_style=>true, :region=>"cn-north-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:PARTITION:s3-outposts:REGION:123456789012:outpost:op-01234567890123456:bucket:mybucket',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'path style + invalid DNS name@cn-north-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.cn-north-1.amazonaws.com.cn/99a_b"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"99a_b", :force_path_style=>true, :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: '99a_b',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'no path style + invalid DNS name@cn-north-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.cn-north-1.amazonaws.com.cn/99a_b"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"99a_b", :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: '99a_b',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'vanilla path style@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.af-south-1.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>true, :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'path style + fips@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true, "name"=>"sigv4"}]}, "url"=>"https://s3-fips.af-south-1.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>true, :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_fips_endpoint: true,
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true, "name"=>"sigv4"})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'path style + accelerate = error@af-south-1' do
      let(:expected) do
        {"error"=>"Path-style addressing cannot be used with S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>true, :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          force_path_style: true,
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'path style + dualstack@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.dualstack.af-south-1.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>true, :region=>"af-south-1", :use_dual_stack=>true, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_dualstack_endpoint: true,
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'path style + arn is error@af-south-1' do
      let(:expected) do
        {"error"=>"Path-style addressing cannot be used with ARN buckets"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:PARTITION:s3-outposts:REGION:123456789012:outpost:op-01234567890123456:bucket:mybucket", :force_path_style=>true, :region=>"af-south-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:PARTITION:s3-outposts:REGION:123456789012:outpost:op-01234567890123456:bucket:mybucket',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'path style + invalid DNS name@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.af-south-1.amazonaws.com/99a_b"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"99a_b", :force_path_style=>true, :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: '99a_b',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'no path style + invalid DNS name@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3.af-south-1.amazonaws.com/99a_b"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"99a_b", :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: '99a_b',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing + private link@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"http://bucket-name.control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :endpoint=>"http://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          endpoint: 'http://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'path style + private link@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>true, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'SDK::Host + FIPS@us-west-2' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>true, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_fips_endpoint: true,
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'SDK::Host + DualStack@us-west-2' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"us-west-2", :use_dual_stack=>true, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_dualstack_endpoint: true,
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'SDK::HOST + accelerate@us-west-2' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>false, :endpoint=>"http://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          endpoint: 'http://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'SDK::Host + access point ARN@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.beta.example.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint", :force_path_style=>false, :endpoint=>"https://beta.example.com", :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          endpoint: 'https://beta.example.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing + private link@cn-north-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'path style + private link@cn-north-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>true, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'FIPS@cn-north-1' do
      let(:expected) do
        {"error"=>"Partition does not support FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'SDK::Host + DualStack@cn-north-1' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"cn-north-1", :use_dual_stack=>true, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          use_dualstack_endpoint: true,
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'SDK::HOST + accelerate@cn-north-1' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>false, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"cn-north-1", :use_dual_stack=>false, :use_fips=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'SDK::Host + access point ARN@cn-north-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.beta.example.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws-cn:s3:cn-north-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :endpoint=>"https://beta.example.com", :region=>"cn-north-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          endpoint: 'https://beta.example.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws-cn:s3:cn-north-1:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'virtual addressing + private link@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://bucket-name.control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'path style + private link@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com/bucket-name"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>true, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          force_path_style: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'bucket-name',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'SDK::Host + FIPS@af-south-1' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>true, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_fips_endpoint: true,
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'SDK::Host + DualStack@af-south-1' do
      let(:expected) do
        {"error"=>"Cannot set dual-stack in combination with a custom endpoint."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"bucket-name", :force_path_style=>false, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"af-south-1", :use_dual_stack=>true, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_dualstack_endpoint: true,
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'SDK::HOST + accelerate@af-south-1' do
      let(:expected) do
        {"error"=>"A custom endpoint cannot be combined with S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"bucket-name", :force_path_style=>false, :endpoint=>"https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com", :region=>"af-south-1", :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          endpoint: 'https://control.vpce-1a2b3c4d-5e6f.s3.us-west-2.vpce.amazonaws.com',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'bucket-name',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'SDK::Host + access point ARN@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.beta.example.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3:af-south-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :endpoint=>"https://beta.example.com", :region=>"af-south-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          endpoint: 'https://beta.example.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:af-south-1:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'vanilla access point arn@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'access point arn + FIPS@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint-fips.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>true, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_fips_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'access point arn + accelerate = error@us-west-2' do
      let(:expected) do
        {"error"=>"Access Points do not support S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'access point arn + FIPS + DualStack@us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint-fips.dualstack.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>true, :use_fips=>true, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_fips_endpoint: true,
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:us-west-2:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'vanilla access point arn@cn-north-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint.cn-north-1.amazonaws.com.cn"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws-cn:s3:cn-north-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"cn-north-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"cn-north-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws-cn:s3:cn-north-1:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'access point arn + FIPS@cn-north-1' do
      let(:expected) do
        {"error"=>"Partition does not support FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws-cn:s3:cn-north-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"cn-north-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'access point arn + accelerate = error@cn-north-1' do
      let(:expected) do
        {"error"=>"Access Points do not support S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"arn:aws-cn:s3:cn-north-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"cn-north-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'cn-north-1',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws-cn:s3:cn-north-1:123456789012:accesspoint:myendpoint',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'access point arn + FIPS + DualStack@cn-north-1' do
      let(:expected) do
        {"error"=>"Partition does not support FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws-cn:s3:cn-north-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"cn-north-1", :requires_account_id=>true, :use_dual_stack=>true, :use_fips=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'vanilla access point arn@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint.af-south-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3:af-south-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"af-south-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:af-south-1:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'access point arn + FIPS@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint-fips.af-south-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3:af-south-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"af-south-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>true, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_fips_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:af-south-1:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'access point arn + accelerate = error@af-south-1' do
      let(:expected) do
        {"error"=>"Access Points do not support S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :bucket=>"arn:aws:s3:af-south-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"af-south-1", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_accelerate_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3:af-south-1:123456789012:accesspoint:myendpoint',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'access point arn + FIPS + DualStack@af-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://myendpoint-123456789012.s3-accesspoint-fips.dualstack.af-south-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3:af-south-1:123456789012:accesspoint:myendpoint", :force_path_style=>false, :region=>"af-south-1", :requires_account_id=>true, :use_dual_stack=>true, :use_fips=>true, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'af-south-1',
          use_fips_endpoint: true,
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"af-south-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3:af-south-1:123456789012:accesspoint:myendpoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'S3 outposts vanilla test' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://reports-123456789012.op-01234567890123456.s3-outposts.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:s3-outposts:us-west-2:123456789012:outpost/op-01234567890123456/accesspoint/reports"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-outposts:us-west-2:123456789012:outpost/op-01234567890123456/accesspoint/reports',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'S3 outposts custom endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://reports-123456789012.op-01234567890123456.example.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:s3-outposts:us-west-2:123456789012:outpost/op-01234567890123456/accesspoint/reports", :endpoint=>"https://example.amazonaws.com"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          endpoint: 'https://example.amazonaws.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-outposts:us-west-2:123456789012:outpost/op-01234567890123456/accesspoint/reports',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'outposts arn with region mismatch and UseArnRegion=false' do
      let(:expected) do
        {"error"=>"Invalid configuration: region from ARN `us-east-1` does not match client region `us-west-2` and UseArnRegion is `false`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3-outposts:us-east-1:123456789012:outpost:op-01234567890123456:accesspoint:myaccesspoint", :force_path_style=>false, :use_arn_region=>false, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3-outposts:us-east-1:123456789012:outpost:op-01234567890123456:accesspoint:myaccesspoint',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'outposts arn with region mismatch, custom region and UseArnRegion=false' do
      let(:expected) do
        {"error"=>"Invalid configuration: region from ARN `us-east-1` does not match client region `us-west-2` and UseArnRegion is `false`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3-outposts:us-east-1:123456789012:outpost:op-01234567890123456:accesspoint:myaccesspoint", :endpoint=>"https://example.com", :force_path_style=>false, :use_arn_region=>false, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          endpoint: 'https://example.com',
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3-outposts:us-east-1:123456789012:outpost:op-01234567890123456:accesspoint:myaccesspoint',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'outposts arn with region mismatch and UseArnRegion=true' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://myaccesspoint-123456789012.op-01234567890123456.s3-outposts.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3-outposts:us-east-1:123456789012:outpost:op-01234567890123456:accesspoint:myaccesspoint", :force_path_style=>false, :use_arn_region=>true, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_use_arn_region: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-outposts:us-east-1:123456789012:outpost:op-01234567890123456:accesspoint:myaccesspoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'outposts arn with region mismatch and UseArnRegion unset' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://myaccesspoint-123456789012.op-01234567890123456.s3-outposts.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3-outposts:us-east-1:123456789012:outpost:op-01234567890123456:accesspoint:myaccesspoint", :force_path_style=>false, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-outposts:us-east-1:123456789012:outpost:op-01234567890123456:accesspoint:myaccesspoint',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'outposts arn with partition mismatch and UseArnRegion=true' do
      let(:expected) do
        {"error"=>"Client was configured for partition `aws` but ARN (`arn:aws:s3-outposts:cn-north-1:123456789012:outpost:op-01234567890123456:accesspoint:myaccesspoint`) has `aws-cn`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3-outposts:cn-north-1:123456789012:outpost:op-01234567890123456:accesspoint:myaccesspoint", :force_path_style=>false, :use_arn_region=>true, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_use_arn_region: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3-outposts:cn-north-1:123456789012:outpost:op-01234567890123456:accesspoint:myaccesspoint',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'ARN with UseGlobalEndpoint and use-east-1 region uses the regional endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://reports-123456789012.op-01234567890123456.s3-outposts.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_global_endpoint=>true, :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:s3-outposts:us-east-1:123456789012:outpost/op-01234567890123456/accesspoint/reports"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'legacy',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-outposts:us-east-1:123456789012:outpost/op-01234567890123456/accesspoint/reports',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'S3 outposts does not support dualstack' do
      let(:expected) do
        {"error"=>"S3 Outposts does not support Dual-stack"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>true, :accelerate=>false, :bucket=>"arn:aws:s3-outposts:us-west-2:123456789012:outpost/op-01234567890123456/accesspoint/reports"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'S3 outposts does not support fips' do
      let(:expected) do
        {"error"=>"S3 Outposts does not support FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>true, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:s3-outposts:us-west-2:123456789012:outpost/op-01234567890123456/accesspoint/reports"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'S3 outposts does not support accelerate' do
      let(:expected) do
        {"error"=>"S3 Outposts does not support S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>true, :bucket=>"arn:aws:s3-outposts:us-west-2:123456789012:outpost/op-01234567890123456/accesspoint/reports"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'validates against subresource' do
      let(:expected) do
        {"error"=>"Invalid Arn: Outpost Access Point ARN contains sub resources"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :bucket=>"arn:aws:s3-outposts:us-west-2:123456789012:outpost:op-01234567890123456:accesspoint:mybucket:object:foo"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda @us-east-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://mybanner-123456789012.s3-object-lambda.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-east-1',
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'object lambda @us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://mybanner-123456789012.s3-object-lambda.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint/mybanner"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint/mybanner',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'object lambda, colon resource deliminator @us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://mybanner-123456789012.s3-object-lambda.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint:mybanner"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint:mybanner',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'object lambda @us-east-1, client region us-west-2, useArnRegion=true' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://mybanner-123456789012.s3-object-lambda.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>true, :bucket=>"arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_use_arn_region: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'object lambda @us-east-1, client region s3-external-1, useArnRegion=true' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://mybanner-123456789012.s3-object-lambda.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"s3-external-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>true, :bucket=>"arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 's3-external-1',
          s3_use_arn_region: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'object lambda @us-east-1, client region s3-external-1, useArnRegion=false' do
      let(:expected) do
        {"error"=>"Invalid configuration: region from ARN `us-east-1` does not match client region `s3-external-1` and UseArnRegion is `false`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"s3-external-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 's3-external-1',
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda @us-east-1, client region aws-global, useArnRegion=true' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://mybanner-123456789012.s3-object-lambda.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>true, :bucket=>"arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          s3_use_arn_region: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'object lambda @us-east-1, client region aws-global, useArnRegion=false' do
      let(:expected) do
        {"error"=>"Invalid configuration: region from ARN `us-east-1` does not match client region `aws-global` and UseArnRegion is `false`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda @cn-north-1, client region us-west-2 (cross partition), useArnRegion=true' do
      let(:expected) do
        {"error"=>"Client was configured for partition `aws` but ARN (`arn:aws-cn:s3-object-lambda:cn-north-1:123456789012:accesspoint/mybanner`) has `aws-cn`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"aws-global", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>true, :bucket=>"arn:aws-cn:s3-object-lambda:cn-north-1:123456789012:accesspoint/mybanner"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'aws-global',
          s3_use_arn_region: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws-cn:s3-object-lambda:cn-north-1:123456789012:accesspoint/mybanner',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with dualstack' do
      let(:expected) do
        {"error"=>"S3 Object Lambda does not support Dual-stack"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>true, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint/mybanner"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_dualstack_endpoint: true,
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint/mybanner',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda @us-gov-east-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-gov-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://mybanner-123456789012.s3-object-lambda.us-gov-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-gov-east-1", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws-us-gov:s3-object-lambda:us-gov-east-1:123456789012:accesspoint/mybanner"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'object lambda @us-gov-east-1, with fips' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-gov-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://mybanner-123456789012.s3-object-lambda-fips.us-gov-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-gov-east-1", :use_fips=>true, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws-us-gov:s3-object-lambda:us-gov-east-1:123456789012:accesspoint/mybanner"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'object lambda @cn-north-1, with fips' do
      let(:expected) do
        {"error"=>"Partition does not support FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"cn-north-1", :use_fips=>true, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws-cn:s3-object-lambda:cn-north-1:123456789012:accesspoint/mybanner"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with accelerate' do
      let(:expected) do
        {"error"=>"S3 Object Lambda does not support S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>true, :use_arn_region=>false, :bucket=>"arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint/mybanner"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          use_accelerate_endpoint: true,
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint/mybanner',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with invalid arn - bad service and someresource' do
      let(:expected) do
        {"error"=>"Invalid ARN: Unrecognized format: arn:aws:sqs:us-west-2:123456789012:someresource (type: someresource)"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws:sqs:us-west-2:123456789012:someresource"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:sqs:us-west-2:123456789012:someresource',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with invalid arn - invalid resource' do
      let(:expected) do
        {"error"=>"Invalid ARN: Object Lambda ARNs only support `accesspoint` arn types, but found: `bucket_name`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws:s3-object-lambda:us-west-2:123456789012:bucket_name:mybucket"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with invalid arn - missing region' do
      let(:expected) do
        {"error"=>"Invalid ARN: bucket ARN is missing a region"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws:s3-object-lambda::123456789012:accesspoint/mybanner"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with invalid arn - missing account-id' do
      let(:expected) do
        {"error"=>"Invalid ARN: Missing account id"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>true, :bucket=>"arn:aws:s3-object-lambda:us-west-2::accesspoint/mybanner"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with invalid arn - account id contains invalid characters' do
      let(:expected) do
        {"error"=>"Invalid ARN: The account id may only contain a-z, A-Z, 0-9 and `-`. Found: `123.45678.9012`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>true, :bucket=>"arn:aws:s3-object-lambda:us-west-2:123.45678.9012:accesspoint:mybucket"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_use_arn_region: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3-object-lambda:us-west-2:123.45678.9012:accesspoint:mybucket',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with invalid arn - missing access point name' do
      let(:expected) do
        {"error"=>"Invalid ARN: Expected a resource of the format `accesspoint:<accesspoint name>` but no name was provided"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>true, :bucket=>"arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with invalid arn - access point name contains invalid character: *' do
      let(:expected) do
        {"error"=>"Invalid ARN: The access point name may only contain a-z, A-Z, 0-9 and `-`. Found: `*`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>true, :bucket=>"arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint:*"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with invalid arn - access point name contains invalid character: .' do
      let(:expected) do
        {"error"=>"Invalid ARN: The access point name may only contain a-z, A-Z, 0-9 and `-`. Found: `my.bucket`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>true, :bucket=>"arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint:my.bucket"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with invalid arn - access point name contains sub resources' do
      let(:expected) do
        {"error"=>"Invalid ARN: The ARN may only contain a single resource component after `accesspoint`."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>true, :bucket=>"arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint:mybucket:object:foo"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'object lambda with custom endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://mybanner-123456789012.my-endpoint.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-2", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false, :use_arn_region=>false, :bucket=>"arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint/mybanner", :endpoint=>"https://my-endpoint.com"})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          endpoint: 'https://my-endpoint.com',
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.get_object(
          bucket: 'arn:aws:s3-object-lambda:us-west-2:123456789012:accesspoint/mybanner',
          key: 'key',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'object lambda arn with region mismatch and UseArnRegion=false' do
      let(:expected) do
        {"error"=>"Invalid configuration: region from ARN `us-east-1` does not match client region `us-west-2` and UseArnRegion is `false`"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :bucket=>"arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner", :force_path_style=>false, :use_arn_region=>false, :region=>"us-west-2", :requires_account_id=>true, :use_dual_stack=>false, :use_fips=>false, :key=>"key"})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling get_object' do
        client = Client.new(
          region: 'us-west-2',
          s3_use_arn_region: false,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.get_object(
            bucket: 'arn:aws:s3-object-lambda:us-east-1:123456789012:accesspoint/mybanner',
            key: 'key',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'WriteGetObjectResponse @ us-west-2' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-object-lambda.us-west-2.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :use_object_lambda_endpoint=>true, :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling write_get_object_response' do
        client = Client.new(
          region: 'us-west-2',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.write_get_object_response(
          request_route: 'RequestRoute',
          request_token: 'RequestToken',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'WriteGetObjectResponse with custom endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true}]}, "url"=>"https://my-endpoint.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :use_object_lambda_endpoint=>true, :endpoint=>"https://my-endpoint.com", :region=>"us-west-2", :use_dual_stack=>false, :use_fips=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling write_get_object_response' do
        client = Client.new(
          region: 'us-west-2',
          endpoint: 'https://my-endpoint.com',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-west-2", "disableDoubleEncoding"=>true})
        resp = client.write_get_object_response(
          request_route: 'RequestRoute',
          request_token: 'RequestToken',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'WriteGetObjectResponse @ us-east-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-object-lambda.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :use_object_lambda_endpoint=>true, :region=>"us-east-1", :use_dual_stack=>false, :use_fips=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling write_get_object_response' do
        client = Client.new(
          region: 'us-east-1',
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.write_get_object_response(
          request_route: 'RequestRoute',
          request_token: 'RequestToken',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'WriteGetObjectResponse with fips' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://s3-object-lambda-fips.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :use_object_lambda_endpoint=>true, :region=>"us-east-1", :use_dual_stack=>false, :use_fips=>true})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end

      it 'produces the correct output from the client when calling write_get_object_response' do
        client = Client.new(
          region: 'us-east-1',
          use_fips_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect_auth({"name"=>"sigv4", "signingName"=>"s3-object-lambda", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true})
        resp = client.write_get_object_response(
          request_route: 'RequestRoute',
          request_token: 'RequestToken',
        )
        expected_uri = URI.parse(expected['endpoint']['url'])
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.host)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.scheme)
        expect(resp.context.http_request.endpoint.to_s).to include(expected_uri.path)
      end
    end

    context 'WriteGetObjectResponse with dualstack' do
      let(:expected) do
        {"error"=>"S3 Object Lambda does not support Dual-stack"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :use_object_lambda_endpoint=>true, :region=>"us-east-1", :use_dual_stack=>true, :use_fips=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end

      it 'produces the correct output from the client when calling write_get_object_response' do
        client = Client.new(
          region: 'us-east-1',
          use_dualstack_endpoint: true,
          s3_us_east_1_regional_endpoint: 'regional',
          stub_responses: true
        )
        expect do
          client.write_get_object_response(
            request_route: 'RequestRoute',
            request_token: 'RequestToken',
          )
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'WriteGetObjectResponse with accelerate' do
      let(:expected) do
        {"error"=>"S3 Object Lambda does not support S3 Accelerate"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>true, :use_object_lambda_endpoint=>true, :region=>"us-east-1", :use_dual_stack=>false, :use_fips=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'WriteGetObjectResponse with fips in CN' do
      let(:expected) do
        {"error"=>"Partition does not support FIPS"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :region=>"cn-north-1", :use_object_lambda_endpoint=>true, :use_dual_stack=>false, :use_fips=>true})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'WriteGetObjectResponse with invalid partition' do
      let(:expected) do
        {"error"=>"Invalid region: region was not a valid DNS name."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :use_object_lambda_endpoint=>true, :region=>"not a valid DNS name", :use_dual_stack=>false, :use_fips=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'WriteGetObjectResponse with an unknown partition' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-object-lambda", "disableDoubleEncoding"=>true, "signingRegion"=>"us-east.special"}]}, "url"=>"https://s3-object-lambda.us-east.special.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:accelerate=>false, :use_object_lambda_endpoint=>true, :region=>"us-east.special", :use_dual_stack=>false, :use_fips=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'S3 Outposts bucketAlias Real Outpost Prod us-west-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-west-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://test-accessp-o0b1d075431d83bebde8xz5w8ijx1qzlbp3i3kuse10--op-s3.op-0b1d075431d83bebd.s3-outposts.us-west-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-west-1", :bucket=>"test-accessp-o0b1d075431d83bebde8xz5w8ijx1qzlbp3i3kuse10--op-s3", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'S3 Outposts bucketAlias Real Outpost Prod ap-east-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"ap-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://test-accessp-o0b1d075431d83bebde8xz5w8ijx1qzlbp3i3kuse10--op-s3.op-0b1d075431d83bebd.s3-outposts.ap-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"ap-east-1", :bucket=>"test-accessp-o0b1d075431d83bebde8xz5w8ijx1qzlbp3i3kuse10--op-s3", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'S3 Outposts bucketAlias Ec2 Outpost Prod us-east-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://test-accessp-e0000075431d83bebde8xz5w8ijx1qzlbp3i3kuse10--op-s3.ec2.s3-outposts.us-east-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"test-accessp-e0000075431d83bebde8xz5w8ijx1qzlbp3i3kuse10--op-s3", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'S3 Outposts bucketAlias Ec2 Outpost Prod me-south-1' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"me-south-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://test-accessp-e0000075431d83bebde8xz5w8ijx1qzlbp3i3kuse10--op-s3.ec2.s3-outposts.me-south-1.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"me-south-1", :bucket=>"test-accessp-e0000075431d83bebde8xz5w8ijx1qzlbp3i3kuse10--op-s3", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'S3 Outposts bucketAlias Real Outpost Beta' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://test-accessp-o0b1d075431d83bebde8xz5w8ijx1qzlbp3i3kbeta0--op-s3.op-0b1d075431d83bebd.example.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"test-accessp-o0b1d075431d83bebde8xz5w8ijx1qzlbp3i3kbeta0--op-s3", :endpoint=>"https://example.amazonaws.com", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'S3 Outposts bucketAlias Ec2 Outpost Beta' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3-outposts", "signingRegion"=>"us-east-1", "disableDoubleEncoding"=>true}]}, "url"=>"https://161743052723-e00000136899934034jeahy1t8gpzpbwjj8kb7beta0--op-s3.ec2.example.amazonaws.com"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"161743052723-e00000136899934034jeahy1t8gpzpbwjj8kb7beta0--op-s3", :endpoint=>"https://example.amazonaws.com", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'S3 Outposts bucketAlias - No endpoint set for beta' do
      let(:expected) do
        {"error"=>"Expected a endpoint to be specified but no endpoint was found"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"test-accessp-o0b1d075431d83bebde8xz5w8ijx1qzlbp3i3kbeta0--op-s3", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'S3 Outposts bucketAlias Invalid hardware type' do
      let(:expected) do
        {"error"=>"Unrecognized hardware type: \"Expected hardware type o or e but got h\""}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"test-accessp-h0000075431d83bebde8xz5w8ijx1qzlbp3i3kuse10--op-s3", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'S3 Outposts bucketAlias Special character in Outpost Arn' do
      let(:expected) do
        {"error"=>"Invalid ARN: The outpost Id must only contain a-z, A-Z, 0-9 and `-`."}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"test-accessp-o00000754%1d83bebde8xz5w8ijx1qzlbp3i3kuse10--op-s3", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'S3 Outposts bucketAlias - No endpoint set for beta' do
      let(:expected) do
        {"error"=>"Expected a endpoint to be specified but no endpoint was found"}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"us-east-1", :bucket=>"test-accessp-e0b1d075431d83bebde8xz5w8ijx1qzlbp3i3ebeta0--op-s3", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        expect do
          subject.resolve_endpoint(params)
        end.to raise_error(ArgumentError, expected['error'])
      end
    end

    context 'S3 Snow with bucket' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"snow", "disableDoubleEncoding"=>true}]}, "url"=>"http://10.0.1.12:433/bucketName"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"snow", :bucket=>"bucketName", :endpoint=>"http://10.0.1.12:433", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'S3 Snow without bucket' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"snow", "disableDoubleEncoding"=>true}]}, "url"=>"https://10.0.1.12:433"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"snow", :endpoint=>"https://10.0.1.12:433", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'S3 Snow no port' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"snow", "disableDoubleEncoding"=>true}]}, "url"=>"http://10.0.1.12/bucketName"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"snow", :bucket=>"bucketName", :endpoint=>"http://10.0.1.12", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

    context 'S3 Snow dns endpoint' do
      let(:expected) do
        {"endpoint"=>{"properties"=>{"authSchemes"=>[{"name"=>"sigv4", "signingName"=>"s3", "signingRegion"=>"snow", "disableDoubleEncoding"=>true}]}, "url"=>"https://amazonaws.com/bucketName"}}
      end

      it 'produces the expected output from the EndpointProvider' do
        params = EndpointParameters.new(**{:region=>"snow", :bucket=>"bucketName", :endpoint=>"https://amazonaws.com", :use_fips=>false, :use_dual_stack=>false, :accelerate=>false})
        endpoint = subject.resolve_endpoint(params)
        expect(endpoint.url).to eq(expected['endpoint']['url'])
        expect(endpoint.headers).to eq(expected['endpoint']['headers'] || {})
        expect(endpoint.properties).to eq(expected['endpoint']['properties'] || {})
      end
    end

  end
end