EME contentType checks for AC3/EAC3

media/base/key_systems_unittest.cc

 // Copyright 2013 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.
 
 // TODO(sandersd): Refactor to remove recomputed codec arrays, and generally
 // shorten and improve coverage.
 //   - http://crbug.com/417444
 //   - http://crbug.com/457438
 // TODO(sandersd): Add tests to cover codec vectors with empty items.
 // http://crbug.com/417461
@@ skipping 21 matching lines @@
 const char kClearKey[] = "org.w3.clearkey";
 const char kExternalClearKey[] = "org.chromium.externalclearkey";
 
 const char kAudioWebM[] = "audio/webm";
 const char kVideoWebM[] = "video/webm";
 const char kAudioFoo[] = "audio/foo";
 const char kVideoFoo[] = "video/foo";
 
 // Pick some arbitrary bit fields as long as they are not in conflict with the
 // real ones.
-enum TestCodec {
-  TEST_CODEC_FOO_AUDIO = 1 << 10,  // An audio codec for foo container.
+enum TestCodec : uint32_t {
+  TEST_CODEC_FOO_AUDIO = 1 << 29,  // An audio codec for foo container.
   TEST_CODEC_FOO_AUDIO_ALL = TEST_CODEC_FOO_AUDIO,
-  TEST_CODEC_FOO_VIDEO = 1 << 11,  // A video codec for foo container.
+  TEST_CODEC_FOO_VIDEO = 1 << 30,  // A video codec for foo container.
   TEST_CODEC_FOO_VIDEO_ALL = TEST_CODEC_FOO_VIDEO,
   TEST_CODEC_FOO_ALL = TEST_CODEC_FOO_AUDIO_ALL | TEST_CODEC_FOO_VIDEO_ALL
 };
 
 static_assert((TEST_CODEC_FOO_ALL & EME_CODEC_ALL) == EME_CODEC_NONE,
               "test codec masks should only use invalid codec masks");
 
 class TestKeySystemProperties : public KeySystemProperties {
  public:
   bool IsSupportedInitDataType(EmeInitDataType init_data_type) const override {
@@ skipping 633 matching lines @@
   UpdateClientKeySystems();
 
   EXPECT_TRUE(IsSupportedKeySystem(kUsesAes));
   EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(
       kVideoWebM, no_codecs(), kUsesAes));
   if (CanRunExternalKeySystemTests())
     EXPECT_FALSE(IsSupportedKeySystem(kExternal));
 }
 
 }  // namespace media