APM Quality Assessment, simulation controller and libraries

webrtc/modules/audio_processing/test/py_quality_assessment/quality_assessment/test_noisegen.py

Index: webrtc/modules/audio_processing/test/py_quality_assessment/quality_assessment/test_noisegen.py
diff --git a/webrtc/modules/audio_processing/test/py_quality_assessment/apm_quality_assessment-export.py b/webrtc/modules/audio_processing/test/py_quality_assessment/quality_assessment/test_noisegen.py
similarity index 53%
copy from webrtc/modules/audio_processing/test/py_quality_assessment/apm_quality_assessment-export.py
copy to webrtc/modules/audio_processing/test/py_quality_assessment/quality_assessment/test_noisegen.py
index 1b526c1b054918518b39370902d82a1fd53aff29..2d80ecbf7047cae5abb770b7a4510f247381533c 100644
--- a/webrtc/modules/audio_processing/test/py_quality_assessment/apm_quality_assessment-export.py
+++ b/webrtc/modules/audio_processing/test/py_quality_assessment/quality_assessment/test_noisegen.py
@@ -1,4 +1,3 @@
-#!/usr/bin/env python3
 # Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
@@ -6,3 +5,15 @@
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
+
+import unittest
+
+from . import noise_generation
+
+class TestNoiseGen(unittest.TestCase):
+
+  def test_registered_classes(self):
+    # Check that there is at least one registered noise generator.
+    classes = noise_generation.NoiseGenerator.REGISTERED_CLASSES
+    self.assertIsInstance(classes, dict)
+    self.assertGreater(len(classes), 0)