Introduce new basic playback test.

chrome/test/functional/media/media_test_utils_unittest.py

+#!/usr/bin/env python
+# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+import unittest
+
+import media_test_utils
+
+
+class MediaTestUtilsFindMediaFiles(unittest.TestCase):

[Ami GONE FROM CHROMIUM, 2012/01/25 17:58:48]

...but nice test coverage, at least ;)

+  """Unit test for FindMediaFiles method in media_test_utils."""
+
+  def setUp(self):
+    self.test_data = {
+      "test": {
+        "duration": 7.0,
+        "fps": 29.970,
+        "resolution": "1280x720",
+
+        "files": [
+          {"file": "test.mp4", "codec": "h264"},
+          {"file": "test.webm", "codec": "vp8"},
+          {"file": "test_silent.mp4", "codec": "h264", "audio": False},
+          {"file": "test_pcm.wav", "codec": "pcm", "video": False}
+        ]
+      },
+
+      "test2": {
+        "duration": 1.0,
+        "resolution": "320x240",
+
+        "files": [
+          {"file": "test2.mp4", "codec": "h264", "future_tag": 123},
+        ]
+      }
+    }
+
+  def testUnrestrictedFind(self):
+    # Find all media.
+    self.assertEqual(
+        media_test_utils.FindMediaFiles(self.test_data),
+        ['test.mp4', 'test.webm', 'test_silent.mp4', 'test_pcm.wav',
+         'test2.mp4'])
+
+  def testRestrictedFind(self):
+    # Find all media without video.
+    self.assertEqual(
+        media_test_utils.FindMediaFiles(self.test_data, video=False),
+        ['test_pcm.wav'])
+
+    # Find all media with video.
+    self.assertEqual(
+        media_test_utils.FindMediaFiles(self.test_data, video=True),
+        ['test.mp4', 'test.webm', 'test_silent.mp4', 'test2.mp4'])
+
+    # Find all media with audio.
+    self.assertEqual(
+        media_test_utils.FindMediaFiles(self.test_data, audio=True),
+        ['test.mp4', 'test.webm', 'test_pcm.wav', 'test2.mp4'])
+
+    # Find all media with audio and video.
+    self.assertEqual(
+        media_test_utils.FindMediaFiles(self.test_data, audio=True, video=True),
+        ['test.mp4', 'test.webm', 'test2.mp4'])
+
+    # Ensure that only items with the criteria match.
+    self.assertEqual(
+        media_test_utils.FindMediaFiles(self.test_data, future_tag=123),
+        ['test2.mp4'])
+
+    # Run criteria that match nothing.
+    self.assertEqual(
+        media_test_utils.FindMediaFiles(self.test_data, future_tag=None),
+        [])
+
+    # Run criteria that match on name.
+    self.assertEqual(
+        media_test_utils.FindMediaFiles(self.test_data, name='test2'),
+        ['test2.mp4'])
+
+  def testCriteriaBasedFind(self):
+    # Run criteria that match on duration < 5.0.
+    self.assertEqual(
+        media_test_utils.FindMediaFiles(
+            self.test_data, criteria={'duration': lambda v: v < 5.0}),
+        ['test2.mp4'])
+
+
+if __name__ == '__main__':
+    unittest.main()