text: # Copyright 2017 Google Inc. 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.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License 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.
  
  """Tests for predict.py ."""
  
  import json
  
  import pytest
  
  import predict
  
  
  MODEL = 'census'
  JSON_VERSION = 'v1json'
  EXAMPLES_VERSION = 'v1example'
  PROJECT = 'python-docs-samples-tests'
  EXPECTED_OUTPUT = {
      u'confidence': 0.7760371565818787,
      u'predictions': u' <=50K'
  }
  
  
  with open('resources/census_test_data.json') as f:
      JSON = json.load(f)
  
  
  with open('resources/census_example_bytes.pb', 'rb') as f:
      BYTESTRING = f.read()
  
  
  def test_predict_json():
      result = predict.predict_json(
          PROJECT, MODEL, [JSON, JSON], version=JSON_VERSION)
      assert [EXPECTED_OUTPUT, EXPECTED_OUTPUT] == result
  
  
  def test_predict_json_error():
      with pytest.raises(RuntimeError):
          predict.predict_json(
              PROJECT, MODEL, [{"foo": "bar"}], version=JSON_VERSION)
  
  
  @pytest.mark.slow
  def test_census_example_to_bytes():
      import tensorflow as tf
      b = predict.census_to_example_bytes(JSON)
      assert tf.train.Example.FromString(b) == tf.train.Example.FromString(
          BYTESTRING)
  
  
  def test_predict_examples():
      result = predict.predict_examples(
          PROJECT, MODEL, [BYTESTRING, BYTESTRING], version=EXAMPLES_VERSION)
      assert [EXPECTED_OUTPUT, EXPECTED_OUTPUT] == result
  