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// 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
#include <string>
#include <vector>
#include "base/logging.h"
#include "media/base/decrypt_config.h"
#include "media/base/eme_constants.h"
#include "media/base/key_systems.h"
#include "media/base/media.h"
#include "media/base/media_client.h"
#include "media/media_buildflags.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/widevine/cdm/widevine_cdm_common.h"
namespace media {
namespace {
// These are the (fake) key systems that are registered for these tests.
// kUsesAes uses the AesDecryptor like Clear Key.
// kExternal uses an external CDM, such as library CDM or Android platform CDM.
const char kUsesAes[] = "x-org.example.usesaes";
const char kExternal[] = "x-com.example.external";
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";
const char kRobustnessSupported[] = "supported";
const char kRobustnessSecureCodecsRequired[] = "secure-codecs-required";
const char kRobustnessNotSupported[] = "not-supported";
// Codecs only supported in FOO container. Pick some arbitrary bit fields as
// long as they are not in conflict with the real ones (static_asserted below).
// TODO(crbug.com/724362): Remove container type (FOO) from codec enums.
enum TestCodec : uint32_t {
TEST_CODEC_FOO_AUDIO = 1 << 25,
TEST_CODEC_FOO_AUDIO_ALL = TEST_CODEC_FOO_AUDIO,
TEST_CODEC_FOO_VIDEO = 1 << 26,
// Only supported by hardware secure codec in kExternal key system.
TEST_CODEC_FOO_SECURE_VIDEO = 1 << 27,
TEST_CODEC_FOO_VIDEO_ALL = TEST_CODEC_FOO_VIDEO | TEST_CODEC_FOO_SECURE_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");
// Base class to provide default implementations.
class TestKeySystemPropertiesBase : public KeySystemProperties {
public:
bool IsSupportedInitDataType(EmeInitDataType init_data_type) const override {
return init_data_type == EmeInitDataType::WEBM;
}
// Note: TEST_CODEC_FOO_SECURE_VIDEO is not supported by default.
SupportedCodecs GetSupportedCodecs() const override {
return EME_CODEC_WEBM_ALL | TEST_CODEC_FOO_AUDIO | TEST_CODEC_FOO_VIDEO;
}
EmeConfigRule GetRobustnessConfigRule(
EmeMediaType media_type,
const std::string& requested_robustness) const override {
return requested_robustness.empty() ? EmeConfigRule::SUPPORTED
: EmeConfigRule::NOT_SUPPORTED;
}
EmeSessionTypeSupport GetPersistentUsageRecordSessionSupport()
const override {
return EmeSessionTypeSupport::NOT_SUPPORTED;
}
};
class AesKeySystemProperties : public TestKeySystemPropertiesBase {
public:
AesKeySystemProperties(const std::string& name) : name_(name) {}
std::string GetKeySystemName() const override { return name_; }
EmeConfigRule GetEncryptionSchemeConfigRule(
EncryptionMode encryption_scheme) const override {
return (encryption_scheme == EncryptionMode::kUnencrypted ||
encryption_scheme == EncryptionMode::kCenc)
? EmeConfigRule::SUPPORTED
: EmeConfigRule::NOT_SUPPORTED;
}
EmeSessionTypeSupport GetPersistentLicenseSessionSupport() const override {
return EmeSessionTypeSupport::NOT_SUPPORTED;
}
EmeFeatureSupport GetPersistentStateSupport() const override {
return EmeFeatureSupport::NOT_SUPPORTED;
}
EmeFeatureSupport GetDistinctiveIdentifierSupport() const override {
return EmeFeatureSupport::NOT_SUPPORTED;
}
bool UseAesDecryptor() const override { return true; }
private:
std::string name_;
};
class ExternalKeySystemProperties : public TestKeySystemPropertiesBase {
public:
std::string GetKeySystemName() const override { return kExternal; }
// Pretend clear (unencrypted) and 'cenc' content are always supported. But
// 'cbcs' is not supported by hardware secure codecs.
EmeConfigRule GetEncryptionSchemeConfigRule(
EncryptionMode encryption_scheme) const override {
switch (encryption_scheme) {
case media::EncryptionMode::kUnencrypted:
case media::EncryptionMode::kCenc:
return media::EmeConfigRule::SUPPORTED;
case media::EncryptionMode::kCbcs:
return media::EmeConfigRule::HW_SECURE_CODECS_NOT_ALLOWED;
}
NOTREACHED();
return media::EmeConfigRule::NOT_SUPPORTED;
}
// We have hardware secure codec support for FOO_VIDEO and FOO_SECURE_VIDEO.
SupportedCodecs GetSupportedHwSecureCodecs() const override {
return TEST_CODEC_FOO_VIDEO | TEST_CODEC_FOO_SECURE_VIDEO;
}
EmeConfigRule GetRobustnessConfigRule(
EmeMediaType media_type,
const std::string& requested_robustness) const override {
if (requested_robustness == kRobustnessSupported)
return EmeConfigRule::SUPPORTED;
else if (requested_robustness == kRobustnessSecureCodecsRequired)
return EmeConfigRule::HW_SECURE_CODECS_REQUIRED;
else if (requested_robustness == kRobustnessNotSupported)
return EmeConfigRule::NOT_SUPPORTED;
else
NOTREACHED();
return EmeConfigRule::NOT_SUPPORTED;
}
EmeSessionTypeSupport GetPersistentLicenseSessionSupport() const override {
return EmeSessionTypeSupport::SUPPORTED;
}
EmeFeatureSupport GetPersistentStateSupport() const override {
return EmeFeatureSupport::ALWAYS_ENABLED;
}
EmeFeatureSupport GetDistinctiveIdentifierSupport() const override {
return EmeFeatureSupport::ALWAYS_ENABLED;
}
};
void ExpectEncryptionSchemeConfigRule(const std::string& key_system,
EncryptionMode encryption_scheme,
EmeConfigRule expected_rule) {
EXPECT_EQ(expected_rule,
KeySystems::GetInstance()->GetEncryptionSchemeConfigRule(
key_system, encryption_scheme));
}
EmeConfigRule GetVideoContentTypeConfigRule(
const std::string& mime_type,
const std::vector<std::string>& codecs,
const std::string& key_system) {
return KeySystems::GetInstance()->GetContentTypeConfigRule(
key_system, EmeMediaType::VIDEO, mime_type, codecs);
}
// Adapt IsSupportedKeySystemWithMediaMimeType() to the new API,
// IsSupportedCodecCombination().
bool IsSupportedKeySystemWithMediaMimeType(
const std::string& mime_type,
const std::vector<std::string>& codecs,
const std::string& key_system) {
return (GetVideoContentTypeConfigRule(mime_type, codecs, key_system) !=
EmeConfigRule::NOT_SUPPORTED);
}
bool IsSupportedKeySystemWithAudioMimeType(
const std::string& mime_type,
const std::vector<std::string>& codecs,
const std::string& key_system) {
return (KeySystems::GetInstance()->GetContentTypeConfigRule(
key_system, EmeMediaType::AUDIO, mime_type, codecs) !=
EmeConfigRule::NOT_SUPPORTED);
}
bool IsSupportedKeySystem(const std::string& key_system) {
return KeySystems::GetInstance()->IsSupportedKeySystem(key_system);
}
EmeConfigRule GetRobustnessConfigRule(const std::string& requested_robustness) {
return KeySystems::GetInstance()->GetRobustnessConfigRule(
kExternal, EmeMediaType::VIDEO, requested_robustness);
}
// Adds test container and codec masks.
// This function must be called after SetMediaClient() if a MediaClient will be
// provided.
// More details: AddXxxMask() will create KeySystems if it hasn't been created.
// During KeySystems's construction GetMediaClient() will be used to add key
// systems. In test code, the MediaClient is set by SetMediaClient().
// Therefore, SetMediaClient() must be called before this function to make sure
// MediaClient in effect when constructing KeySystems.
void AddContainerAndCodecMasksForTest() {
// Since KeySystems is a singleton. Make sure we only add test container and
// codec masks once per process.
static bool is_test_masks_added = false;
if (is_test_masks_added)
return;
AddCodecMaskForTesting(EmeMediaType::AUDIO, "fooaudio", TEST_CODEC_FOO_AUDIO);
AddCodecMaskForTesting(EmeMediaType::VIDEO, "foovideo", TEST_CODEC_FOO_VIDEO);
AddCodecMaskForTesting(EmeMediaType::VIDEO, "securefoovideo",
TEST_CODEC_FOO_SECURE_VIDEO);
AddMimeTypeCodecMaskForTesting("audio/foo", TEST_CODEC_FOO_AUDIO_ALL);
AddMimeTypeCodecMaskForTesting("video/foo", TEST_CODEC_FOO_VIDEO_ALL);
is_test_masks_added = true;
}
bool CanRunExternalKeySystemTests() {
#if defined(OS_ANDROID)
if (HasPlatformDecoderSupport())
return true;
EXPECT_FALSE(IsSupportedKeySystem(kExternal));
return false;
#else
return true;
#endif
}
class TestMediaClient : public MediaClient {
public:
TestMediaClient();
~TestMediaClient() override;
// MediaClient implementation.
bool IsKeySystemsUpdateNeeded() final;
void AddSupportedKeySystems(std::vector<std::unique_ptr<KeySystemProperties>>*
key_systems_properties) override;
bool IsSupportedAudioType(const media::AudioType& type) final;
bool IsSupportedVideoType(const media::VideoType& type) final;
bool IsSupportedBitstreamAudioCodec(AudioCodec codec) final;
// Helper function to test the case where IsKeySystemsUpdateNeeded() is true
// after AddSupportedKeySystems() is called.
void SetKeySystemsUpdateNeeded();
// Helper function to disable "kExternal" key system support so that we can
// test the key system update case.
void DisableExternalKeySystemSupport();
private:
bool is_update_needed_;
bool supports_external_key_system_;
};
TestMediaClient::TestMediaClient()
: is_update_needed_(true), supports_external_key_system_(true) {}
TestMediaClient::~TestMediaClient() = default;
bool TestMediaClient::IsKeySystemsUpdateNeeded() {
return is_update_needed_;
}
void TestMediaClient::AddSupportedKeySystems(
std::vector<std::unique_ptr<KeySystemProperties>>* key_systems) {
DCHECK(is_update_needed_);
key_systems->emplace_back(new AesKeySystemProperties(kUsesAes));
if (supports_external_key_system_)
key_systems->emplace_back(new ExternalKeySystemProperties());
is_update_needed_ = false;
}
bool TestMediaClient::IsSupportedAudioType(const media::AudioType& type) {
return true;
}
bool TestMediaClient::IsSupportedVideoType(const media::VideoType& type) {
return true;
}
bool TestMediaClient::IsSupportedBitstreamAudioCodec(AudioCodec codec) {
return false;
}
void TestMediaClient::SetKeySystemsUpdateNeeded() {
is_update_needed_ = true;
}
void TestMediaClient::DisableExternalKeySystemSupport() {
supports_external_key_system_ = false;
}
} // namespace
class KeySystemsTest : public testing::Test {
protected:
KeySystemsTest() {
vp8_codec_.push_back("vp8");
vp80_codec_.push_back("vp8.0");
vp9_codec_.push_back("vp9");
vp90_codec_.push_back("vp9.0");
vorbis_codec_.push_back("vorbis");
vp8_and_vorbis_codecs_.push_back("vp8");
vp8_and_vorbis_codecs_.push_back("vorbis");
vp9_and_vorbis_codecs_.push_back("vp9");
vp9_and_vorbis_codecs_.push_back("vorbis");
foovideo_codec_.push_back("foovideo");
securefoovideo_codec_.push_back("securefoovideo");
// KeySystems only do strict codec string comparison. Extended codecs are
// not supported. Note that in production KeySystemConfigSelector will strip
// codec extension before calling into KeySystems.
foovideo_extended_codec_.push_back("foovideo.4D400C");
foovideo_dot_codec_.push_back("foovideo.");
fooaudio_codec_.push_back("fooaudio");
foovideo_and_fooaudio_codecs_.push_back("foovideo");
foovideo_and_fooaudio_codecs_.push_back("fooaudio");
unknown_codec_.push_back("unknown");
mixed_codecs_.push_back("vorbis");
mixed_codecs_.push_back("foovideo");
SetMediaClient(&test_media_client_);
}
void SetUp() override { AddContainerAndCodecMasksForTest(); }
~KeySystemsTest() override {
// Clear the use of |test_media_client_|, which was set in SetUp().
// NOTE: This does not clear any cached KeySystemProperties in the global
// KeySystems instance.
SetMediaClient(nullptr);
}
void UpdateClientKeySystems() {
test_media_client_.SetKeySystemsUpdateNeeded();
test_media_client_.DisableExternalKeySystemSupport();
}
typedef std::vector<std::string> CodecVector;
const CodecVector& no_codecs() const { return no_codecs_; }
const CodecVector& vp8_codec() const { return vp8_codec_; }
const CodecVector& vp80_codec() const { return vp80_codec_; }
const CodecVector& vp9_codec() const { return vp9_codec_; }
const CodecVector& vp90_codec() const { return vp90_codec_; }
const CodecVector& vorbis_codec() const { return vorbis_codec_; }
const CodecVector& vp8_and_vorbis_codecs() const {
return vp8_and_vorbis_codecs_;
}
const CodecVector& vp9_and_vorbis_codecs() const {
return vp9_and_vorbis_codecs_;
}
const CodecVector& foovideo_codec() const { return foovideo_codec_; }
const CodecVector& securefoovideo_codec() const {
return securefoovideo_codec_;
}
const CodecVector& foovideo_extended_codec() const {
return foovideo_extended_codec_;
}
const CodecVector& foovideo_dot_codec() const { return foovideo_dot_codec_; }
const CodecVector& fooaudio_codec() const { return fooaudio_codec_; }
const CodecVector& foovideo_and_fooaudio_codecs() const {
return foovideo_and_fooaudio_codecs_;
}
const CodecVector& unknown_codec() const { return unknown_codec_; }
const CodecVector& mixed_codecs() const { return mixed_codecs_; }
private:
const CodecVector no_codecs_;
CodecVector vp8_codec_;
CodecVector vp80_codec_;
CodecVector vp9_codec_;
CodecVector vp90_codec_;
CodecVector vorbis_codec_;
CodecVector vp8_and_vorbis_codecs_;
CodecVector vp9_and_vorbis_codecs_;
CodecVector foovideo_codec_;
CodecVector securefoovideo_codec_;
CodecVector foovideo_extended_codec_;
CodecVector foovideo_dot_codec_;
CodecVector fooaudio_codec_;
CodecVector foovideo_and_fooaudio_codecs_;
CodecVector unknown_codec_;
CodecVector mixed_codecs_;
TestMediaClient test_media_client_;
};
TEST_F(KeySystemsTest, EmptyKeySystem) {
EXPECT_FALSE(IsSupportedKeySystem(std::string()));
EXPECT_EQ("Unknown", GetKeySystemNameForUMA(std::string()));
}
// Clear Key is the only key system registered in content.
TEST_F(KeySystemsTest, ClearKey) {
EXPECT_TRUE(IsSupportedKeySystem(kClearKey));
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, no_codecs(),
kClearKey));
EXPECT_EQ("ClearKey", GetKeySystemNameForUMA(kClearKey));
}
TEST_F(KeySystemsTest, ClearKeyWithInitDataType) {
EXPECT_TRUE(IsSupportedKeySystem(kClearKey));
EXPECT_TRUE(
IsSupportedKeySystemWithInitDataType(kClearKey, EmeInitDataType::WEBM));
EXPECT_TRUE(
IsSupportedKeySystemWithInitDataType(kClearKey, EmeInitDataType::KEYIDS));
// All other InitDataTypes are not supported.
EXPECT_FALSE(IsSupportedKeySystemWithInitDataType(kClearKey,
EmeInitDataType::UNKNOWN));
}
// The key system is not registered and therefore is unrecognized.
TEST_F(KeySystemsTest, Basic_UnrecognizedKeySystem) {
static const char* const kUnrecognized = "x-org.example.unrecognized";
EXPECT_FALSE(IsSupportedKeySystem(kUnrecognized));
EXPECT_EQ("Unknown", GetKeySystemNameForUMA(kUnrecognized));
EXPECT_FALSE(CanUseAesDecryptor(kUnrecognized));
}
TEST_F(KeySystemsTest, Basic_UsesAesDecryptor) {
EXPECT_TRUE(IsSupportedKeySystem(kUsesAes));
EXPECT_TRUE(
IsSupportedKeySystemWithMediaMimeType(kVideoWebM, no_codecs(), kUsesAes));
// No UMA value for this test key system.
EXPECT_EQ("Unknown", GetKeySystemNameForUMA(kUsesAes));
EXPECT_TRUE(CanUseAesDecryptor(kUsesAes));
}
TEST_F(KeySystemsTest,
IsSupportedKeySystemWithMediaMimeType_UsesAesDecryptor_TypesContainer1) {
// Valid video types.
EXPECT_TRUE(
IsSupportedKeySystemWithMediaMimeType(kVideoWebM, vp8_codec(), kUsesAes));
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, vp80_codec(),
kUsesAes));
EXPECT_TRUE(
IsSupportedKeySystemWithMediaMimeType(kVideoWebM, vp9_codec(), kUsesAes));
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, vp90_codec(),
kUsesAes));
// Audio in a video container.
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoWebM, vp8_and_vorbis_codecs(), kUsesAes));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoWebM, vp9_and_vorbis_codecs(), kUsesAes));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, vorbis_codec(),
kUsesAes));
// Non-Webm codecs.
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoWebM, foovideo_codec(), kUsesAes));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoWebM, unknown_codec(), kUsesAes));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, mixed_codecs(),
kUsesAes));
// Valid audio types.
EXPECT_TRUE(
IsSupportedKeySystemWithAudioMimeType(kAudioWebM, no_codecs(), kUsesAes));
EXPECT_TRUE(IsSupportedKeySystemWithAudioMimeType(kAudioWebM, vorbis_codec(),
kUsesAes));
// Non-audio codecs.
EXPECT_FALSE(
IsSupportedKeySystemWithMediaMimeType(kAudioWebM, vp8_codec(), kUsesAes));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kAudioWebM, vp8_and_vorbis_codecs(), kUsesAes));
EXPECT_FALSE(
IsSupportedKeySystemWithMediaMimeType(kAudioWebM, vp9_codec(), kUsesAes));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kAudioWebM, vp9_and_vorbis_codecs(), kUsesAes));
// Non-Webm codec.
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(
kAudioWebM, fooaudio_codec(), kUsesAes));
}
TEST_F(KeySystemsTest, IsSupportedKeySystem_InvalidVariants) {
// Case sensitive.
EXPECT_FALSE(IsSupportedKeySystem("x-org.example.ClEaR"));
// TLDs are not allowed.
EXPECT_FALSE(IsSupportedKeySystem("org."));
EXPECT_FALSE(IsSupportedKeySystem("com"));
// Extra period.
EXPECT_FALSE(IsSupportedKeySystem("x-org.example.clear."));
// Prefix.
EXPECT_FALSE(IsSupportedKeySystem("x-org.example."));
EXPECT_FALSE(IsSupportedKeySystem("x-org.example"));
// Incomplete.
EXPECT_FALSE(IsSupportedKeySystem("x-org.example.clea"));
// Extra character.
EXPECT_FALSE(IsSupportedKeySystem("x-org.example.clearz"));
// There are no child key systems for UsesAes.
EXPECT_FALSE(IsSupportedKeySystem("x-org.example.clear.foo"));
}
TEST_F(KeySystemsTest, IsSupportedKeySystemWithMediaMimeType_NoType) {
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(std::string(), no_codecs(),
kUsesAes));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(std::string(), no_codecs(),
"x-org.example.foo"));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
std::string(), no_codecs(), "x-org.example.clear.foo"));
}
// Tests the second registered container type.
// TODO(ddorwin): Combined with TypesContainer1 in a future CL.
TEST_F(KeySystemsTest,
IsSupportedKeySystemWithMediaMimeType_UsesAesDecryptor_TypesContainer2) {
// Valid video types.
EXPECT_TRUE(
IsSupportedKeySystemWithMediaMimeType(kVideoFoo, no_codecs(), kUsesAes));
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoFoo, foovideo_codec(),
kUsesAes));
// Audio in a video container.
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoFoo, foovideo_and_fooaudio_codecs(), kUsesAes));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoFoo, fooaudio_codec(), kUsesAes));
// Extended codecs.
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoFoo, foovideo_extended_codec(), kUsesAes));
// Invalid codec format.
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoFoo, foovideo_dot_codec(), kUsesAes));
// Non-container2 codec.
EXPECT_FALSE(
IsSupportedKeySystemWithMediaMimeType(kVideoFoo, vp8_codec(), kUsesAes));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(kVideoFoo, unknown_codec(),
kUsesAes));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(kVideoFoo, mixed_codecs(),
kUsesAes));
// Valid audio types.
EXPECT_TRUE(
IsSupportedKeySystemWithAudioMimeType(kAudioFoo, no_codecs(), kUsesAes));
EXPECT_TRUE(IsSupportedKeySystemWithAudioMimeType(kAudioFoo, fooaudio_codec(),
kUsesAes));
// Non-audio codecs.
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(
kAudioFoo, foovideo_codec(), kUsesAes));
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(
kAudioFoo, foovideo_and_fooaudio_codecs(), kUsesAes));
// Non-container2 codec.
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(kAudioFoo, vorbis_codec(),
kUsesAes));
}
TEST_F(KeySystemsTest,
IsSupportedKeySystem_UsesAesDecryptor_EncryptionSchemes) {
ExpectEncryptionSchemeConfigRule(kUsesAes, EncryptionMode::kUnencrypted,
EmeConfigRule::SUPPORTED);
ExpectEncryptionSchemeConfigRule(kUsesAes, EncryptionMode::kCenc,
EmeConfigRule::SUPPORTED);
ExpectEncryptionSchemeConfigRule(kUsesAes, EncryptionMode::kCbcs,
EmeConfigRule::NOT_SUPPORTED);
}
//
// Non-AesDecryptor-based key system.
//
TEST_F(KeySystemsTest, Basic_ExternalDecryptor) {
if (!CanRunExternalKeySystemTests())
return;
EXPECT_TRUE(IsSupportedKeySystem(kExternal));
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, no_codecs(),
kExternal));
EXPECT_FALSE(CanUseAesDecryptor(kExternal));
}
TEST_F(
KeySystemsTest,
IsSupportedKeySystemWithMediaMimeType_ExternalDecryptor_TypesContainer1) {
if (!CanRunExternalKeySystemTests())
return;
// Valid video types.
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, no_codecs(),
kExternal));
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, vp8_codec(),
kExternal));
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, vp80_codec(),
kExternal));
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, vp9_codec(),
kExternal));
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, vp90_codec(),
kExternal));
// Audio in a video container.
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoWebM, vp8_and_vorbis_codecs(), kExternal));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoWebM, vp9_and_vorbis_codecs(), kExternal));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, vorbis_codec(),
kExternal));
// Non-Webm codecs.
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoWebM, foovideo_codec(), kExternal));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoWebM, unknown_codec(), kExternal));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, mixed_codecs(),
kExternal));
// Valid audio types.
EXPECT_TRUE(IsSupportedKeySystemWithAudioMimeType(kAudioWebM, no_codecs(),
kExternal));
EXPECT_TRUE(IsSupportedKeySystemWithAudioMimeType(kAudioWebM, vorbis_codec(),
kExternal));
// Non-audio codecs.
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(kAudioWebM, vp8_codec(),
kExternal));
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(
kAudioWebM, vp8_and_vorbis_codecs(), kExternal));
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(kAudioWebM, vp9_codec(),
kExternal));
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(
kAudioWebM, vp9_and_vorbis_codecs(), kExternal));
// Non-Webm codec.
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(
kAudioWebM, fooaudio_codec(), kExternal));
}
TEST_F(
KeySystemsTest,
IsSupportedKeySystemWithMediaMimeType_ExternalDecryptor_TypesContainer2) {
if (!CanRunExternalKeySystemTests())
return;
// Valid video types.
EXPECT_TRUE(
IsSupportedKeySystemWithMediaMimeType(kVideoFoo, no_codecs(), kExternal));
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoFoo, foovideo_codec(),
kExternal));
// Audio in a video container.
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoFoo, foovideo_and_fooaudio_codecs(), kExternal));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoFoo, fooaudio_codec(), kExternal));
// Extended codecs.
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoFoo, foovideo_extended_codec(), kExternal));
// Invalid codec format.
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(
kVideoFoo, foovideo_dot_codec(), kExternal));
// Non-container2 codecs.
EXPECT_FALSE(
IsSupportedKeySystemWithMediaMimeType(kVideoFoo, vp8_codec(), kExternal));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(kVideoFoo, unknown_codec(),
kExternal));
EXPECT_FALSE(IsSupportedKeySystemWithMediaMimeType(kVideoFoo, mixed_codecs(),
kExternal));
// Valid audio types.
EXPECT_TRUE(
IsSupportedKeySystemWithAudioMimeType(kAudioFoo, no_codecs(), kExternal));
EXPECT_TRUE(IsSupportedKeySystemWithAudioMimeType(kAudioFoo, fooaudio_codec(),
kExternal));
// Non-audio codecs.
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(
kAudioFoo, foovideo_codec(), kExternal));
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(
kAudioFoo, foovideo_and_fooaudio_codecs(), kExternal));
// Non-container2 codec.
EXPECT_FALSE(IsSupportedKeySystemWithAudioMimeType(kAudioFoo, vorbis_codec(),
kExternal));
}
TEST_F(KeySystemsTest,
IsSupportedKeySystem_ExternalDecryptor_EncryptionSchemes) {
if (!CanRunExternalKeySystemTests())
return;
ExpectEncryptionSchemeConfigRule(kExternal, EncryptionMode::kUnencrypted,
EmeConfigRule::SUPPORTED);
ExpectEncryptionSchemeConfigRule(kExternal, EncryptionMode::kCenc,
EmeConfigRule::SUPPORTED);
ExpectEncryptionSchemeConfigRule(kExternal, EncryptionMode::kCbcs,
EmeConfigRule::HW_SECURE_CODECS_NOT_ALLOWED);
}
TEST_F(KeySystemsTest, KeySystemNameForUMA) {
EXPECT_EQ("ClearKey", GetKeySystemNameForUMA(kClearKey));
EXPECT_EQ("Widevine", GetKeySystemNameForUMA(kWidevineKeySystem));
EXPECT_EQ("Unknown", GetKeySystemNameForUMA("Foo"));
// External Clear Key never has a UMA name.
if (CanRunExternalKeySystemTests())
EXPECT_EQ("Unknown", GetKeySystemNameForUMA(kExternalClearKey));
}
TEST_F(KeySystemsTest, KeySystemsUpdate) {
EXPECT_TRUE(IsSupportedKeySystem(kUsesAes));
EXPECT_TRUE(
IsSupportedKeySystemWithMediaMimeType(kVideoWebM, no_codecs(), kUsesAes));
if (CanRunExternalKeySystemTests()) {
EXPECT_TRUE(IsSupportedKeySystem(kExternal));
EXPECT_TRUE(IsSupportedKeySystemWithMediaMimeType(kVideoWebM, no_codecs(),
kExternal));
}
UpdateClientKeySystems();
EXPECT_TRUE(IsSupportedKeySystem(kUsesAes));
EXPECT_TRUE(
IsSupportedKeySystemWithMediaMimeType(kVideoWebM, no_codecs(), kUsesAes));
if (CanRunExternalKeySystemTests())
EXPECT_FALSE(IsSupportedKeySystem(kExternal));
}
TEST_F(KeySystemsTest, GetContentTypeConfigRule) {
if (!CanRunExternalKeySystemTests())
return;
EXPECT_EQ(EmeConfigRule::SUPPORTED,
GetRobustnessConfigRule(kRobustnessSupported));
EXPECT_EQ(EmeConfigRule::NOT_SUPPORTED,
GetRobustnessConfigRule(kRobustnessNotSupported));
EXPECT_EQ(EmeConfigRule::HW_SECURE_CODECS_REQUIRED,
GetRobustnessConfigRule(kRobustnessSecureCodecsRequired));
}
TEST_F(KeySystemsTest, HardwareSecureCodecs) {
if (!CanRunExternalKeySystemTests())
return;
EXPECT_EQ(EmeConfigRule::HW_SECURE_CODECS_NOT_ALLOWED,
GetVideoContentTypeConfigRule(kVideoWebM, vp8_codec(), kUsesAes));
EXPECT_EQ(
EmeConfigRule::HW_SECURE_CODECS_NOT_ALLOWED,
GetVideoContentTypeConfigRule(kVideoFoo, foovideo_codec(), kUsesAes));
EXPECT_EQ(EmeConfigRule::NOT_SUPPORTED,
GetVideoContentTypeConfigRule(kVideoFoo, securefoovideo_codec(),
kUsesAes));
EXPECT_EQ(EmeConfigRule::HW_SECURE_CODECS_NOT_ALLOWED,
GetVideoContentTypeConfigRule(kVideoWebM, vp8_codec(), kExternal));
EXPECT_EQ(
EmeConfigRule::SUPPORTED,
GetVideoContentTypeConfigRule(kVideoFoo, foovideo_codec(), kExternal));
// Codec that is supported by hardware secure codec but not otherwise is
// treated as NOT_SUPPORTED instead of HW_SECURE_CODECS_REQUIRED. See
// KeySystemsImpl::GetContentTypeConfigRule() for details.
EXPECT_EQ(EmeConfigRule::NOT_SUPPORTED,
GetVideoContentTypeConfigRule(kVideoFoo, securefoovideo_codec(),
kExternal));
}
} // namespace media