text: # Copyright 2017 The TensorFlow Authors. 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 test file generation for speech commands."""
  
  from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  
  import numpy as np
  
  from tensorflow.examples.speech_commands_custom import generate_streaming_test_wav
  from tensorflow.python.platform import test
  
  
  class GenerateStreamingTestWavTest(test.TestCase):
  
    def testMixInAudioSample(self):
      track_data = np.zeros([10000])
      sample_data = np.ones([1000])
      generate_streaming_test_wav.mix_in_audio_sample(
          track_data, 2000, sample_data, 0, 1000, 1.0, 100, 100)
      self.assertNear(1.0, track_data[2500], 0.0001)
      self.assertNear(0.0, track_data[3500], 0.0001)
  
  
  if __name__ == "__main__":
    test.main()
  