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      1 // Copyright 2014 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/basictypes.h"
      6 #include "base/logging.h"
      7 #include "media/base/android/media_drm_bridge.h"
      8 #include "testing/gtest/include/gtest/gtest.h"
      9 
     10 #include "widevine_cdm_version.h"  // In SHARED_INTERMEDIATE_DIR.
     11 
     12 namespace media {
     13 
     14 #define EXPECT_TRUE_IF_AVAILABLE(a)                   \
     15   do {                                                \
     16     if (!MediaDrmBridge::IsAvailable()) {             \
     17       VLOG(0) << "MediaDrm not supported on device."; \
     18       EXPECT_FALSE(a);                                \
     19     } else {                                          \
     20       EXPECT_TRUE(a);                                 \
     21     }                                                 \
     22   } while (0)
     23 
     24 const char kAudioMp4[] = "audio/mp4";
     25 const char kVideoMp4[] = "video/mp4";
     26 const char kAudioWebM[] = "audio/webm";
     27 const char kVideoWebM[] = "video/webm";
     28 const char kInvalidKeySystem[] = "invalid.keysystem";
     29 const MediaDrmBridge::SecurityLevel kLNone =
     30     MediaDrmBridge::SECURITY_LEVEL_NONE;
     31 const MediaDrmBridge::SecurityLevel kL1 = MediaDrmBridge::SECURITY_LEVEL_1;
     32 const MediaDrmBridge::SecurityLevel kL3 = MediaDrmBridge::SECURITY_LEVEL_3;
     33 
     34 // Helper functions to avoid typing "MediaDrmBridge::" in tests.
     35 
     36 static bool IsKeySystemSupported(const std::string& key_system) {
     37   return MediaDrmBridge::IsKeySystemSupported(key_system);
     38 }
     39 
     40 static bool IsKeySystemSupportedWithType(
     41     const std::string& key_system,
     42     const std::string& container_mime_type) {
     43   return MediaDrmBridge::IsKeySystemSupportedWithType(key_system,
     44                                                       container_mime_type);
     45 }
     46 
     47 static bool IsSecurityLevelSupported(
     48     const std::string& key_system,
     49     MediaDrmBridge::SecurityLevel security_level) {
     50   return MediaDrmBridge::IsSecurityLevelSupported(key_system, security_level);
     51 }
     52 
     53 TEST(MediaDrmBridgeTest, IsSecurityLevelSupported_Widevine) {
     54   EXPECT_FALSE(IsSecurityLevelSupported(kWidevineKeySystem, kLNone));
     55   // We test "L3" fully. But for "L1" we don't check the result as it depends on
     56   // whether the test device supports "L1".
     57   EXPECT_TRUE_IF_AVAILABLE(IsSecurityLevelSupported(kWidevineKeySystem, kL3));
     58   IsSecurityLevelSupported(kWidevineKeySystem, kL1);
     59 }
     60 
     61 // Invalid keysytem is NOT supported regardless whether MediaDrm is available.
     62 TEST(MediaDrmBridgeTest, IsSecurityLevelSupported_InvalidKeySystem) {
     63   EXPECT_FALSE(IsSecurityLevelSupported(kInvalidKeySystem, kLNone));
     64   EXPECT_FALSE(IsSecurityLevelSupported(kInvalidKeySystem, kL1));
     65   EXPECT_FALSE(IsSecurityLevelSupported(kInvalidKeySystem, kL3));
     66 }
     67 
     68 TEST(MediaDrmBridgeTest, IsKeySystemSupported_Widevine) {
     69   EXPECT_TRUE_IF_AVAILABLE(IsKeySystemSupported(kWidevineKeySystem));
     70 
     71   // TODO(xhwang): Enable when b/13564917 is fixed.
     72   // EXPECT_TRUE_IF_AVAILABLE(
     73   //     IsKeySystemSupportedWithType(kWidevineKeySystem, kAudioMp4));
     74   EXPECT_TRUE_IF_AVAILABLE(
     75       IsKeySystemSupportedWithType(kWidevineKeySystem, kVideoMp4));
     76 
     77   EXPECT_FALSE(IsKeySystemSupportedWithType(kWidevineKeySystem, kAudioWebM));
     78   EXPECT_FALSE(IsKeySystemSupportedWithType(kWidevineKeySystem, kVideoWebM));
     79   EXPECT_FALSE(IsKeySystemSupportedWithType(kWidevineKeySystem, "unknown"));
     80   EXPECT_FALSE(IsKeySystemSupportedWithType(kWidevineKeySystem, "video/avi"));
     81   EXPECT_FALSE(IsKeySystemSupportedWithType(kWidevineKeySystem, "audio/mp3"));
     82 }
     83 
     84 // Invalid keysytem is NOT supported regardless whether MediaDrm is available.
     85 TEST(MediaDrmBridgeTest, IsKeySystemSupported_InvalidKeySystem) {
     86   EXPECT_FALSE(IsKeySystemSupported(kInvalidKeySystem));
     87   EXPECT_FALSE(IsKeySystemSupportedWithType(kInvalidKeySystem, kAudioMp4));
     88   EXPECT_FALSE(IsKeySystemSupportedWithType(kInvalidKeySystem, kVideoMp4));
     89   EXPECT_FALSE(IsKeySystemSupportedWithType(kInvalidKeySystem, kAudioWebM));
     90   EXPECT_FALSE(IsKeySystemSupportedWithType(kInvalidKeySystem, kVideoWebM));
     91   EXPECT_FALSE(IsKeySystemSupportedWithType(kInvalidKeySystem, "unknown"));
     92   EXPECT_FALSE(IsKeySystemSupportedWithType(kInvalidKeySystem, "video/avi"));
     93   EXPECT_FALSE(IsKeySystemSupportedWithType(kInvalidKeySystem, "audio/mp3"));
     94 }
     95 
     96 }  // namespace media
     97