1 files changed, 28 insertions, 0 deletions
diff --git a/third_party/libwebrtc/modules/audio_processing/test/py_quality_assessment/apm_quality_assessment_unittest.py b/third_party/libwebrtc/modules/audio_processing/test/py_quality_assessment/apm_quality_assessment_unittest.py
new file mode 100644
index 0000000000..80338c1373
--- /dev/null
+++ b/third_party/libwebrtc/modules/audio_processing/test/py_quality_assessment/apm_quality_assessment_unittest.py
@@ -0,0 +1,28 @@
+# Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
+#
+# Use of this source code is governed by a BSD-style license
+# that can be found in the LICENSE file in the root of the source
+# 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.
+"""Unit tests for the apm_quality_assessment module.
+"""
+
+import sys
+import unittest
+
+import mock
+
+import apm_quality_assessment
+
+
+class TestSimulationScript(unittest.TestCase):
+    """Unit tests for the apm_quality_assessment module.
+  """
+
+    def testMain(self):
+        # Exit with error code if no arguments are passed.
+        with self.assertRaises(SystemExit) as cm, mock.patch.object(
+                sys, 'argv', ['apm_quality_assessment.py']):
+            apm_quality_assessment.main()
+        self.assertGreater(cm.exception.code, 0)