/* SPDX-License-Identifier: Apache-2.0
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* this file be licensed under the Apache-2.0 license or a
* compatible open source license.
*/
/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*
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using System.Linq;
using OpenSearch.OpenSearch.Xunit.XunitPlumbing;
using FluentAssertions;
using OpenSearch.Client;
using OpenSearch.Client.Specification.ClusterApi;
using Tests.Core.Client;

namespace Tests.Reproduce
{
	public class GithubIssue3210
	{
		private const string ClusterAllocationResponse = @"{
  ""index"" : ""idx"",
	""shard"" : 0,
	""primary"" : true,
	""current_state"" : ""unassigned"",
	""unassigned_info"" : {
		""reason"" : ""INDEX_CREATED"",
		""at"" : ""2017-01-04T18:08:16.600Z"",
		""last_allocation_status"" : ""no""
	},
	""can_allocate"" : ""no"",
	""allocate_explanation"" : ""cannot allocate because allocation is not permitted to any of the nodes"",
	""node_allocation_decisions"" : [
		{
			""node_id"": ""_3APDoyWQUGJC2J_LbxQVw"",
			""node_name"": ""node"",
			""transport_address"": ""10.10.10.10:9300"",
			""node_attributes"": {
				""rack_id"": ""2"",
				""machinetype"": ""warm""
			},
			""node_decision"": ""worse_balance"",
			""weight_ranking"": 4
		}
	]
}";

		[U] public void MissingNodeDecisionOptionsInResponseThrowExceptionWhenAttemptingToDeserializeResponse()
		{
			var client = FixedResponseClient.Create(ClusterAllocationResponse);
			var response = client.Cluster.AllocationExplain();

			var nodeAllocationDecisions = response.NodeAllocationDecisions;
			nodeAllocationDecisions.Should().NotBeNullOrEmpty();
			nodeAllocationDecisions.First().NodeDecision.Should().NotBeNull().And.Be(Decision.WorseBalance);
		}
	}
}