# Copyright 2019-2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License").
# You may not use this file except in compliance with the License.
# A copy of the License is located at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# or in the "license" file accompanying this file. This file is distributed
# on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
# express or implied. See the License for the specific language governing
# permissions and limitations under the License.
from __future__ import absolute_import

import json
import os

import pytest

from sagemaker.mxnet.model import MXNetModel

from ...integration.local import local_mode_utils
from ...integration import RESOURCE_PATH

GLUON_PATH = os.path.join(RESOURCE_PATH, "gluon_hosting")
MODEL_PATH = os.path.join(GLUON_PATH, "model", "model.tar.gz")
SCRIPT_PATH = os.path.join(GLUON_PATH, "model", "code", "gluon.py")


# The image should support serving Gluon-created models.
@pytest.mark.integration("gluon")
@pytest.mark.model("mnist")
def test_gluon_hosting(
    docker_image, sagemaker_local_session, local_instance_type, framework_version
):
    model = MXNetModel(
        "file://{}".format(MODEL_PATH),
        "SageMakerRole",
        SCRIPT_PATH,
        image_uri=docker_image,
        framework_version=framework_version,
        sagemaker_session=sagemaker_local_session,
    )

    with open(os.path.join(RESOURCE_PATH, "mnist", "images", "04.json"), "r") as f:
        input = json.load(f)

    with local_mode_utils.lock():
        try:
            predictor = model.deploy(1, local_instance_type)
            output = predictor.predict(input)
            assert [4.0] == output
        finally:
            predictor.delete_endpoint()