1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "base/command_line.h" 6 #include "base/path_service.h" 7 #include "base/strings/utf_string_conversions.h" 8 #include "base/win/windows_version.h" 9 #include "content/browser/media/media_browsertest.h" 10 #include "content/public/common/content_switches.h" 11 #include "content/public/test/browser_test_utils.h" 12 #include "content/shell/browser/shell.h" 13 #if defined(OS_ANDROID) 14 #include "base/android/build_info.h" 15 #endif 16 17 // Available key systems. 18 const char kClearKeyKeySystem[] = "webkit-org.w3.clearkey"; 19 20 // Supported media types. 21 const char kWebMAudioOnly[] = "audio/webm; codecs=\"vorbis\""; 22 const char kWebMVideoOnly[] = "video/webm; codecs=\"vp8\""; 23 const char kWebMAudioVideo[] = "video/webm; codecs=\"vorbis, vp8\""; 24 25 // EME-specific test results and errors. 26 const char kEmeKeyError[] = "KEYERROR"; 27 const char kEmeNotSupportedError[] = "NOTSUPPORTEDERROR"; 28 29 // The type of video src used to load media. 30 enum SrcType { 31 SRC, 32 MSE 33 }; 34 35 namespace content { 36 37 // MSE is available on all desktop platforms and on Android 4.1 and later. 38 static bool IsMSESupported() { 39 #if defined(OS_ANDROID) 40 if (base::android::BuildInfo::GetInstance()->sdk_int() < 16) { 41 VLOG(0) << "MSE is only supported in Android 4.1 and later."; 42 return false; 43 } 44 #endif // defined(OS_ANDROID) 45 return true; 46 } 47 48 // Tests encrypted media playback with a combination of parameters: 49 // - char*: Key system name. 50 // - bool: True to load media using MSE, otherwise use src. 51 class EncryptedMediaTest : public content::MediaBrowserTest, 52 public testing::WithParamInterface<std::tr1::tuple<const char*, SrcType> > { 53 public: 54 // Can only be used in parameterized (*_P) tests. 55 const char* CurrentKeySystem() { 56 return std::tr1::get<0>(GetParam()); 57 } 58 59 // Can only be used in parameterized (*_P) tests. 60 SrcType CurrentSourceType() { 61 return std::tr1::get<1>(GetParam()); 62 } 63 64 void TestSimplePlayback(const char* encrypted_media, const char* media_type) { 65 RunSimpleEncryptedMediaTest( 66 encrypted_media, media_type, CurrentKeySystem(), CurrentSourceType()); 67 } 68 69 void TestFrameSizeChange() { 70 RunEncryptedMediaTest("encrypted_frame_size_change.html", 71 "frame_size_change-av-enc-v.webm", kWebMAudioVideo, 72 CurrentKeySystem(), CurrentSourceType(), kEnded); 73 } 74 75 void TestConfigChange() { 76 if (CurrentSourceType() != MSE || !IsMSESupported()) { 77 VLOG(0) << "Skipping test - config change test requires MSE."; 78 return; 79 } 80 81 std::vector<StringPair> query_params; 82 query_params.push_back(std::make_pair("keysystem", CurrentKeySystem())); 83 query_params.push_back(std::make_pair("runencrypted", "1")); 84 RunMediaTestPage("mse_config_change.html", &query_params, kEnded, true); 85 } 86 87 void RunEncryptedMediaTest(const char* html_page, 88 const char* media_file, 89 const char* media_type, 90 const char* key_system, 91 SrcType src_type, 92 const char* expectation) { 93 if (src_type == MSE && !IsMSESupported()) { 94 VLOG(0) << "Skipping test - MSE not supported."; 95 return; 96 } 97 98 std::vector<StringPair> query_params; 99 query_params.push_back(std::make_pair("mediafile", media_file)); 100 query_params.push_back(std::make_pair("mediatype", media_type)); 101 query_params.push_back(std::make_pair("keysystem", key_system)); 102 if (src_type == MSE) 103 query_params.push_back(std::make_pair("usemse", "1")); 104 RunMediaTestPage(html_page, &query_params, expectation, true); 105 } 106 107 void RunSimpleEncryptedMediaTest(const char* media_file, 108 const char* media_type, 109 const char* key_system, 110 SrcType src_type) { 111 RunEncryptedMediaTest("encrypted_media_player.html", media_file, 112 media_type, key_system, src_type, kEnded); 113 } 114 115 protected: 116 // We want to fail quickly when a test fails because an error is encountered. 117 virtual void AddWaitForTitles(content::TitleWatcher* title_watcher) OVERRIDE { 118 MediaBrowserTest::AddWaitForTitles(title_watcher); 119 title_watcher->AlsoWaitForTitle(ASCIIToUTF16(kEmeNotSupportedError)); 120 title_watcher->AlsoWaitForTitle(ASCIIToUTF16(kEmeKeyError)); 121 } 122 123 #if defined(OS_ANDROID) 124 virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE { 125 command_line->AppendSwitch( 126 switches::kDisableGestureRequirementForMediaPlayback); 127 } 128 #endif 129 }; 130 131 using ::testing::Combine; 132 using ::testing::Values; 133 134 #if !defined(OS_ANDROID) 135 // Encrypted media playback with SRC is not supported on Android. 136 INSTANTIATE_TEST_CASE_P(SRC_ClearKey, EncryptedMediaTest, 137 Combine(Values(kClearKeyKeySystem), Values(SRC))); 138 #endif // !defined(OS_ANDROID) 139 140 INSTANTIATE_TEST_CASE_P(MSE_ClearKey, EncryptedMediaTest, 141 Combine(Values(kClearKeyKeySystem), Values(MSE))); 142 143 IN_PROC_BROWSER_TEST_P(EncryptedMediaTest, Playback_AudioOnly_WebM) { 144 TestSimplePlayback("bear-a-enc_a.webm", kWebMAudioOnly); 145 } 146 147 IN_PROC_BROWSER_TEST_P(EncryptedMediaTest, Playback_AudioClearVideo_WebM) { 148 TestSimplePlayback("bear-320x240-av-enc_a.webm", kWebMAudioVideo); 149 } 150 151 IN_PROC_BROWSER_TEST_P(EncryptedMediaTest, Playback_VideoAudio_WebM) { 152 TestSimplePlayback("bear-320x240-av-enc_av.webm", kWebMAudioVideo); 153 } 154 155 IN_PROC_BROWSER_TEST_P(EncryptedMediaTest, Playback_VideoOnly_WebM) { 156 TestSimplePlayback("bear-320x240-v-enc_v.webm", kWebMVideoOnly); 157 } 158 159 IN_PROC_BROWSER_TEST_P(EncryptedMediaTest, Playback_VideoClearAudio_WebM) { 160 TestSimplePlayback("bear-320x240-av-enc_v.webm", kWebMAudioVideo); 161 } 162 163 IN_PROC_BROWSER_TEST_P(EncryptedMediaTest, ConfigChangeVideo) { 164 TestConfigChange(); 165 } 166 167 IN_PROC_BROWSER_TEST_P(EncryptedMediaTest, FrameSizeChangeVideo) { 168 // Times out on Windows XP. http://crbug.com/171937 169 #if defined(OS_WIN) 170 if (base::win::GetVersion() < base::win::VERSION_VISTA) 171 return; 172 #endif 173 TestFrameSizeChange(); 174 } 175 176 IN_PROC_BROWSER_TEST_F(EncryptedMediaTest, UnknownKeySystemThrowsException) { 177 RunEncryptedMediaTest("encrypted_media_player.html", "bear-a-enc_a.webm", 178 kWebMAudioOnly, "com.example.foo", MSE, 179 kEmeNotSupportedError); 180 } 181 182 } // namespace content 183