media: Add OutputProtectionProxy

chrome/browser/media/encrypted_media_browsertest.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.
 
 #include <memory>
 #include <utility>
 
 #include "base/command_line.h"
 #include "base/path_service.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 16 matching lines @@
 #if defined(ENABLE_PEPPER_CDMS)
 #include "chrome/browser/media/pepper_cdm_test_constants.h"
 #include "chrome/browser/media/pepper_cdm_test_helper.h"
 #endif
 
 #include "widevine_cdm_version.h"  //  In SHARED_INTERMEDIATE_DIR.
 
 // Available key systems.
 const char kClearKeyKeySystem[] = "org.w3.clearkey";
 const char kExternalClearKeyKeySystem[] = "org.chromium.externalclearkey";
+
+// Variants of external clear key key system to test different scenarios.
+// To add a new variant, make sure you also update:
+// - media/test/data/eme_player_js/globals.js
+// - AddExternalClearKey() in chrome_key_systems.cc
+// - CreateCdmInstance() in clear_key_cdm.cc
 const char kExternalClearKeyFileIOTestKeySystem[] =
     "org.chromium.externalclearkey.fileiotest";
 const char kExternalClearKeyInitializeFailKeySystem[] =
     "org.chromium.externalclearkey.initializefail";
+const char kExternalClearKeyOutputProtectionTestKeySystem[] =
+    "org.chromium.externalclearkey.outputprotectiontest";
 const char kExternalClearKeyCrashKeySystem[] =
     "org.chromium.externalclearkey.crash";
 
 // Supported media types.
 const char kWebMAudioOnly[] = "audio/webm; codecs=\"vorbis\"";
 const char kWebMVideoOnly[] = "video/webm; codecs=\"vp8\"";
 const char kWebMAudioVideo[] = "video/webm; codecs=\"vorbis, vp8\"";
 const char kWebMVP9VideoOnly[] = "video/webm; codecs=\"vp9\"";
 #if defined(USE_PROPRIETARY_CODECS)
 const char kMP4AudioOnly[] = "audio/mp4; codecs=\"mp4a.40.2\"";
 const char kMP4VideoOnly[] = "video/mp4; codecs=\"avc1.4D4041\"";
 #endif  // defined(USE_PROPRIETARY_CODECS)
 
 // Sessions to load.
 const char kNoSessionToLoad[] = "";
 const char kLoadableSession[] = "LoadableSession";
 const char kUnknownSession[] = "UnknownSession";
 
 // EME-specific test results and errors.
-const char kFileIOTestSuccess[] = "FILE_IO_TEST_SUCCESS";
+const char kUnitTestSuccess[] = "UNIT_TEST_SUCCESS";
 const char kEmeNotSupportedError[] = "NOTSUPPORTEDERROR";
 const char kEmeGenerateRequestFailed[] = "EME_GENERATEREQUEST_FAILED";
 const char kEmeSessionNotFound[] = "EME_SESSION_NOT_FOUND";
 const char kEmeLoadFailed[] = "EME_LOAD_FAILED";
 const char kEmeUpdateFailed[] = "EME_UPDATE_FAILED";
 const char kEmeErrorEvent[] = "EME_ERROR_EVENT";
 const char kEmeMessageUnexpectedType[] = "EME_MESSAGE_UNEXPECTED_TYPE";
 const char kEmeRenewalMissingHeader[] = "EME_RENEWAL_MISSING_HEADER";
 
 const char kDefaultEmePlayer[] = "eme_player.html";
@@ skipping 541 matching lines @@
 
 // Testing that the media browser test does fail on plugin crash.
 IN_PROC_BROWSER_TEST_F(ECKEncryptedMediaTest, CDMExpectedCrash) {
   // Plugin crash is not ignored by default, the test is expected to fail.
   EXPECT_NONFATAL_FAILURE(
       TestNonPlaybackCases(kExternalClearKeyCrashKeySystem, kError),
       "Failing test due to plugin crash.");
 }
 
 IN_PROC_BROWSER_TEST_F(ECKEncryptedMediaTest, FileIOTest) {
-  TestNonPlaybackCases(kExternalClearKeyFileIOTestKeySystem,
-                       kFileIOTestSuccess);
+  TestNonPlaybackCases(kExternalClearKeyFileIOTestKeySystem, kUnitTestSuccess);
+}
+
+// TODO(xhwang): Investigate how to fake capturing activities to test the
+// network link detection logic in OutputProtectionProxy.

[xhwang, 2016/06/21 20:07:18]

+miu for ideas on this

+IN_PROC_BROWSER_TEST_F(ECKEncryptedMediaTest, OutputProtectionTest) {
+  TestNonPlaybackCases(kExternalClearKeyOutputProtectionTestKeySystem,
+                       kUnitTestSuccess);
 }
 
 IN_PROC_BROWSER_TEST_F(ECKEncryptedMediaTest, LoadLoadableSession) {
   TestPlaybackCase(kLoadableSession, kEnded);
 }
 
 IN_PROC_BROWSER_TEST_F(ECKEncryptedMediaTest, LoadUnknownSession) {
   TestPlaybackCase(kUnknownSession, kEmeSessionNotFound);
 }
 
 #endif  // defined(ENABLE_PEPPER_CDMS)