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// Copyright 2016 Google Inc. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <memory>
#include "packager/base/base64.h"
#include "packager/base/files/file_path.h"
#include "packager/hls/base/mock_media_playlist.h"
#include "packager/hls/base/simple_hls_notifier.h"
#include "packager/media/base/protection_system_specific_info.h"
#include "packager/media/base/raw_key_source.h"
#include "packager/media/base/widevine_key_source.h"
#include "packager/media/base/widevine_pssh_data.pb.h"
namespace shaka {
namespace hls {
using ::testing::Eq;
using ::testing::InSequence;
using ::testing::Mock;
using ::testing::Property;
using ::testing::Return;
using ::testing::StrEq;
using ::testing::_;
namespace {
const char kMasterPlaylistName[] = "master.m3u8";
const char kDefaultLanguage[] = "en";
const char kEmptyKeyUri[] = "";
const char kFairplayKeyUri[] = "skd://www.license.com/getkey?key_id=testing";
const char kIdentityKeyUri[] = "https://www.license.com/getkey?key_id=testing";
const HlsPlaylistType kVodPlaylist = HlsPlaylistType::kVod;
const HlsPlaylistType kLivePlaylist = HlsPlaylistType::kLive;
class MockMasterPlaylist : public MasterPlaylist {
public:
MockMasterPlaylist()
: MasterPlaylist(kMasterPlaylistName, kDefaultLanguage) {}
MOCK_METHOD1(AddMediaPlaylist, void(MediaPlaylist* media_playlist));
MOCK_METHOD2(WriteMasterPlaylist,
bool(const std::string& prefix, const std::string& output_dir));
};
class MockMediaPlaylistFactory : public MediaPlaylistFactory {
public:
MOCK_METHOD5(CreateMock,
MediaPlaylist*(HlsPlaylistType type,
double time_shift_buffer_depth,
const std::string& file_name,
const std::string& name,
const std::string& group_id));
std::unique_ptr<MediaPlaylist> Create(HlsPlaylistType type,
double time_shift_buffer_depth,
const std::string& file_name,
const std::string& name,
const std::string& group_id) override {
return std::unique_ptr<MediaPlaylist>(
CreateMock(type, time_shift_buffer_depth, file_name, name, group_id));
}
};
const double kTestTimeShiftBufferDepth = 1800.0;
const char kTestPrefix[] = "http://testprefix.com/";
const char kEmptyPrefix[] = "";
const char kAnyOutputDir[] = "anything";
const uint64_t kAnyStartTime = 10;
const uint64_t kAnyDuration = 1000;
const uint64_t kAnySize = 2000;
const char kCencProtectionScheme[] = "cenc";
const char kSampleAesProtectionScheme[] = "cbca";
} // namespace
class SimpleHlsNotifierTest : public ::testing::Test {
protected:
SimpleHlsNotifierTest() : SimpleHlsNotifierTest(kVodPlaylist) {}
SimpleHlsNotifierTest(HlsPlaylistType playlist_type)
: widevine_system_id_(
media::kWidevineSystemId,
media::kWidevineSystemId + arraysize(media::kWidevineSystemId)),
common_system_id_(
media::kCommonSystemId,
media::kCommonSystemId + arraysize(media::kCommonSystemId)),
fairplay_system_id_(
media::kFairplaySystemId,
media::kFairplaySystemId + arraysize(media::kFairplaySystemId)) {
hls_params_.playlist_type = kVodPlaylist;
hls_params_.time_shift_buffer_depth = kTestTimeShiftBufferDepth;
hls_params_.base_url = kTestPrefix;
hls_params_.key_uri = kEmptyKeyUri;
hls_params_.master_playlist_output =
std::string(kAnyOutputDir) + "/" + kMasterPlaylistName;
}
void InjectMediaPlaylistFactory(std::unique_ptr<MediaPlaylistFactory> factory,
SimpleHlsNotifier* notifier) {
notifier->media_playlist_factory_ = std::move(factory);
}
void InjectMasterPlaylist(std::unique_ptr<MasterPlaylist> playlist,
SimpleHlsNotifier* notifier) {
notifier->master_playlist_ = std::move(playlist);
}
size_t NumRegisteredMediaPlaylists(const SimpleHlsNotifier& notifier) {
return notifier.stream_map_.size();
}
uint32_t SetupStream(const std::string& protection_scheme,
MockMediaPlaylist* mock_media_playlist,
SimpleHlsNotifier* notifier) {
MediaInfo media_info;
media_info.mutable_protected_content()->set_protection_scheme(
protection_scheme);
std::unique_ptr<MockMasterPlaylist> mock_master_playlist(
new MockMasterPlaylist());
std::unique_ptr<MockMediaPlaylistFactory> factory(
new MockMediaPlaylistFactory());
EXPECT_CALL(
*mock_master_playlist,
AddMediaPlaylist(static_cast<MediaPlaylist*>(mock_media_playlist)));
EXPECT_CALL(*mock_media_playlist, SetMediaInfo(_)).WillOnce(Return(true));
EXPECT_CALL(*factory, CreateMock(_, _, _, _, _))
.WillOnce(Return(mock_media_playlist));
InjectMasterPlaylist(std::move(mock_master_playlist), notifier);
InjectMediaPlaylistFactory(std::move(factory), notifier);
EXPECT_TRUE(notifier->Init());
uint32_t stream_id;
EXPECT_TRUE(notifier->NotifyNewStream(media_info, "playlist.m3u8", "name",
"groupid", &stream_id));
return stream_id;
}
const std::vector<uint8_t> widevine_system_id_;
const std::vector<uint8_t> common_system_id_;
const std::vector<uint8_t> fairplay_system_id_;
HlsParams hls_params_;
};
TEST_F(SimpleHlsNotifierTest, Init) {
SimpleHlsNotifier notifier(hls_params_);
EXPECT_TRUE(notifier.Init());
}
// Verify that relative paths can be handled.
// For this test, since the prefix "anything/" matches, the prefix should be
// stripped.
TEST_F(SimpleHlsNotifierTest, RebaseSegmentUrl) {
std::unique_ptr<MockMasterPlaylist> mock_master_playlist(
new MockMasterPlaylist());
std::unique_ptr<MockMediaPlaylistFactory> factory(
new MockMediaPlaylistFactory());
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
EXPECT_CALL(*mock_master_playlist, AddMediaPlaylist(mock_media_playlist));
EXPECT_CALL(*mock_media_playlist,
SetMediaInfo(Property(&MediaInfo::init_segment_name, StrEq(""))))
.WillOnce(Return(true));
// Verify that the common prefix is stripped for AddSegment().
EXPECT_CALL(
*mock_media_playlist,
AddSegment("http://testprefix.com/path/to/media1.ts", _, _, _, _));
EXPECT_CALL(*factory, CreateMock(kVodPlaylist, Eq(kTestTimeShiftBufferDepth),
StrEq("video_playlist.m3u8"), StrEq("name"),
StrEq("groupid")))
.WillOnce(Return(mock_media_playlist));
SimpleHlsNotifier notifier(hls_params_);
InjectMasterPlaylist(std::move(mock_master_playlist), &notifier);
InjectMediaPlaylistFactory(std::move(factory), &notifier);
EXPECT_TRUE(notifier.Init());
MediaInfo media_info;
uint32_t stream_id;
EXPECT_TRUE(notifier.NotifyNewStream(media_info, "video_playlist.m3u8",
"name", "groupid", &stream_id));
EXPECT_TRUE(notifier.NotifyNewSegment(stream_id, "anything/path/to/media1.ts",
kAnyStartTime, kAnyDuration, 0,
kAnySize));
}
TEST_F(SimpleHlsNotifierTest, RebaseInitSegmentUrl) {
std::unique_ptr<MockMasterPlaylist> mock_master_playlist(
new MockMasterPlaylist());
std::unique_ptr<MockMediaPlaylistFactory> factory(
new MockMediaPlaylistFactory());
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
EXPECT_CALL(*mock_master_playlist, AddMediaPlaylist(mock_media_playlist));
// Verify that the common prefix is stripped in init segment.
EXPECT_CALL(
*mock_media_playlist,
SetMediaInfo(Property(&MediaInfo::init_segment_name,
StrEq("http://testprefix.com/path/to/init.mp4"))))
.WillOnce(Return(true));
EXPECT_CALL(*factory, CreateMock(kVodPlaylist, Eq(kTestTimeShiftBufferDepth),
StrEq("video_playlist.m3u8"), StrEq("name"),
StrEq("groupid")))
.WillOnce(Return(mock_media_playlist));
SimpleHlsNotifier notifier(hls_params_);
InjectMasterPlaylist(std::move(mock_master_playlist), &notifier);
InjectMediaPlaylistFactory(std::move(factory), &notifier);
EXPECT_TRUE(notifier.Init());
MediaInfo media_info;
media_info.set_init_segment_name("anything/path/to/init.mp4");
uint32_t stream_id;
EXPECT_TRUE(notifier.NotifyNewStream(media_info, "video_playlist.m3u8",
"name", "groupid", &stream_id));
}
TEST_F(SimpleHlsNotifierTest, RebaseSegmentUrlRelativeToPlaylist) {
std::unique_ptr<MockMasterPlaylist> mock_master_playlist(
new MockMasterPlaylist());
std::unique_ptr<MockMediaPlaylistFactory> factory(
new MockMediaPlaylistFactory());
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "video/playlist.m3u8", "", "");
EXPECT_CALL(*mock_master_playlist, AddMediaPlaylist(mock_media_playlist));
// Verify that the init segment URL is relative to playlist path.
EXPECT_CALL(*mock_media_playlist,
SetMediaInfo(Property(&MediaInfo::init_segment_name,
StrEq("path/to/init.mp4"))))
.WillOnce(Return(true));
// Verify that the segment URL is relative to playlist path.
EXPECT_CALL(*mock_media_playlist,
AddSegment(StrEq("path/to/media1.m4s"), _, _, _, _));
EXPECT_CALL(*factory, CreateMock(kVodPlaylist, Eq(kTestTimeShiftBufferDepth),
StrEq("video/playlist.m3u8"), StrEq("name"),
StrEq("groupid")))
.WillOnce(Return(mock_media_playlist));
hls_params_.base_url = kEmptyPrefix;
SimpleHlsNotifier notifier(hls_params_);
InjectMasterPlaylist(std::move(mock_master_playlist), &notifier);
InjectMediaPlaylistFactory(std::move(factory), &notifier);
EXPECT_TRUE(notifier.Init());
MediaInfo media_info;
media_info.set_init_segment_name("anything/video/path/to/init.mp4");
uint32_t stream_id;
EXPECT_TRUE(notifier.NotifyNewStream(media_info, "video/playlist.m3u8",
"name", "groupid", &stream_id));
EXPECT_TRUE(
notifier.NotifyNewSegment(stream_id, "anything/video/path/to/media1.m4s",
kAnyStartTime, kAnyDuration, 0, kAnySize));
}
// Verify that when segment path's prefix and output dir match, then the
// prefix is stripped from segment path.
TEST_F(SimpleHlsNotifierTest, RebaseAbsoluteSegmentPrefixAndOutputDirMatch) {
const char kAbsoluteOutputDir[] = "/tmp/something/";
hls_params_.master_playlist_output =
std::string(kAbsoluteOutputDir) + kMasterPlaylistName;
SimpleHlsNotifier test_notifier(hls_params_);
std::unique_ptr<MockMasterPlaylist> mock_master_playlist(
new MockMasterPlaylist());
std::unique_ptr<MockMediaPlaylistFactory> factory(
new MockMediaPlaylistFactory());
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
EXPECT_CALL(*mock_master_playlist, AddMediaPlaylist(mock_media_playlist));
EXPECT_CALL(*mock_media_playlist, SetMediaInfo(_)).WillOnce(Return(true));
// Verify that the output_dir is stripped and then kTestPrefix is prepended.
EXPECT_CALL(*mock_media_playlist,
AddSegment("http://testprefix.com/media1.ts", _, _, _, _));
EXPECT_CALL(*factory, CreateMock(kVodPlaylist, Eq(kTestTimeShiftBufferDepth),
StrEq("video_playlist.m3u8"), StrEq("name"),
StrEq("groupid")))
.WillOnce(Return(mock_media_playlist));
InjectMasterPlaylist(std::move(mock_master_playlist), &test_notifier);
InjectMediaPlaylistFactory(std::move(factory), &test_notifier);
EXPECT_TRUE(test_notifier.Init());
MediaInfo media_info;
uint32_t stream_id;
EXPECT_TRUE(test_notifier.NotifyNewStream(media_info, "video_playlist.m3u8",
"name", "groupid", &stream_id));
EXPECT_TRUE(
test_notifier.NotifyNewSegment(stream_id, "/tmp/something/media1.ts",
kAnyStartTime, kAnyDuration, 0, kAnySize));
}
// If the paths don't match at all and they are both absolute and completely
// different, then keep it as is.
TEST_F(SimpleHlsNotifierTest,
RebaseAbsoluteSegmentCompletelyDifferentDirectory) {
const char kAbsoluteOutputDir[] = "/tmp/something/";
hls_params_.master_playlist_output =
std::string(kAbsoluteOutputDir) + kMasterPlaylistName;
SimpleHlsNotifier test_notifier(hls_params_);
std::unique_ptr<MockMasterPlaylist> mock_master_playlist(
new MockMasterPlaylist());
std::unique_ptr<MockMediaPlaylistFactory> factory(
new MockMediaPlaylistFactory());
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
EXPECT_CALL(*mock_master_playlist, AddMediaPlaylist(mock_media_playlist));
EXPECT_CALL(*mock_media_playlist, SetMediaInfo(_)).WillOnce(Return(true));
EXPECT_CALL(*mock_media_playlist,
AddSegment("http://testprefix.com//var/somewhereelse/media1.ts",
_, _, _, _));
EXPECT_CALL(*factory, CreateMock(kVodPlaylist, Eq(kTestTimeShiftBufferDepth),
StrEq("video_playlist.m3u8"), StrEq("name"),
StrEq("groupid")))
.WillOnce(Return(mock_media_playlist));
InjectMasterPlaylist(std::move(mock_master_playlist), &test_notifier);
InjectMediaPlaylistFactory(std::move(factory), &test_notifier);
EXPECT_TRUE(test_notifier.Init());
MediaInfo media_info;
media_info.set_segment_template("/var/somewhereelse/media$Number$.ts");
uint32_t stream_id;
EXPECT_TRUE(test_notifier.NotifyNewStream(media_info, "video_playlist.m3u8",
"name", "groupid", &stream_id));
EXPECT_TRUE(
test_notifier.NotifyNewSegment(stream_id, "/var/somewhereelse/media1.ts",
kAnyStartTime, kAnyDuration, 0, kAnySize));
}
TEST_F(SimpleHlsNotifierTest, Flush) {
SimpleHlsNotifier notifier(hls_params_);
std::unique_ptr<MockMasterPlaylist> mock_master_playlist(
new MockMasterPlaylist());
EXPECT_CALL(*mock_master_playlist,
WriteMasterPlaylist(StrEq(kTestPrefix), StrEq(kAnyOutputDir)))
.WillOnce(Return(true));
InjectMasterPlaylist(std::move(mock_master_playlist), &notifier);
EXPECT_TRUE(notifier.Init());
EXPECT_TRUE(notifier.Flush());
}
TEST_F(SimpleHlsNotifierTest, NotifyNewStream) {
std::unique_ptr<MockMasterPlaylist> mock_master_playlist(
new MockMasterPlaylist());
std::unique_ptr<MockMediaPlaylistFactory> factory(
new MockMediaPlaylistFactory());
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
EXPECT_CALL(*mock_master_playlist, AddMediaPlaylist(mock_media_playlist));
EXPECT_CALL(*mock_media_playlist, SetMediaInfo(_)).WillOnce(Return(true));
EXPECT_CALL(*factory, CreateMock(kVodPlaylist, Eq(kTestTimeShiftBufferDepth),
StrEq("video_playlist.m3u8"), StrEq("name"),
StrEq("groupid")))
.WillOnce(Return(mock_media_playlist));
SimpleHlsNotifier notifier(hls_params_);
InjectMasterPlaylist(std::move(mock_master_playlist), &notifier);
InjectMediaPlaylistFactory(std::move(factory), &notifier);
EXPECT_TRUE(notifier.Init());
MediaInfo media_info;
uint32_t stream_id;
EXPECT_TRUE(notifier.NotifyNewStream(media_info, "video_playlist.m3u8",
"name", "groupid", &stream_id));
EXPECT_EQ(1u, NumRegisteredMediaPlaylists(notifier));
}
TEST_F(SimpleHlsNotifierTest, NotifyNewSegment) {
std::unique_ptr<MockMasterPlaylist> mock_master_playlist(
new MockMasterPlaylist());
std::unique_ptr<MockMediaPlaylistFactory> factory(
new MockMediaPlaylistFactory());
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
EXPECT_CALL(
*mock_master_playlist,
AddMediaPlaylist(static_cast<MediaPlaylist*>(mock_media_playlist)));
EXPECT_CALL(*mock_media_playlist, SetMediaInfo(_)).WillOnce(Return(true));
EXPECT_CALL(*factory, CreateMock(_, _, _, _, _))
.WillOnce(Return(mock_media_playlist));
const uint64_t kStartTime = 1328;
const uint64_t kDuration = 398407;
const uint64_t kSize = 6595840;
const std::string segment_name = "segmentname";
EXPECT_CALL(*mock_media_playlist,
AddSegment(StrEq(kTestPrefix + segment_name), kStartTime,
kDuration, 203, kSize));
const double kLongestSegmentDuration = 11.3;
const uint32_t kTargetDuration = 12; // ceil(kLongestSegmentDuration).
EXPECT_CALL(*mock_media_playlist, GetLongestSegmentDuration())
.WillOnce(Return(kLongestSegmentDuration));
SimpleHlsNotifier notifier(hls_params_);
MockMasterPlaylist* mock_master_playlist_ptr = mock_master_playlist.get();
InjectMasterPlaylist(std::move(mock_master_playlist), &notifier);
InjectMediaPlaylistFactory(std::move(factory), &notifier);
EXPECT_TRUE(notifier.Init());
MediaInfo media_info;
uint32_t stream_id;
EXPECT_TRUE(notifier.NotifyNewStream(media_info, "playlist.m3u8", "name",
"groupid", &stream_id));
EXPECT_TRUE(notifier.NotifyNewSegment(stream_id, segment_name, kStartTime,
kDuration, 203, kSize));
Mock::VerifyAndClearExpectations(mock_master_playlist_ptr);
Mock::VerifyAndClearExpectations(mock_media_playlist);
EXPECT_CALL(*mock_master_playlist_ptr,
WriteMasterPlaylist(StrEq(kTestPrefix), StrEq(kAnyOutputDir)))
.WillOnce(Return(true));
EXPECT_CALL(*mock_media_playlist, SetTargetDuration(kTargetDuration))
.Times(1);
EXPECT_CALL(*mock_media_playlist,
WriteToFile(StrEq(
base::FilePath::FromUTF8Unsafe(kAnyOutputDir)
.Append(base::FilePath::FromUTF8Unsafe("playlist.m3u8"))
.AsUTF8Unsafe())))
.WillOnce(Return(true));
EXPECT_TRUE(notifier.Flush());
}
TEST_F(SimpleHlsNotifierTest, NotifyNewSegmentWithoutStreamsRegistered) {
SimpleHlsNotifier notifier(hls_params_);
EXPECT_TRUE(notifier.Init());
EXPECT_FALSE(notifier.NotifyNewSegment(1u, "anything", 0u, 0u, 0u, 0u));
}
TEST_F(SimpleHlsNotifierTest, NotifyEncryptionUpdateWidevine) {
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
SimpleHlsNotifier notifier(hls_params_);
const uint32_t stream_id =
SetupStream(kSampleAesProtectionScheme, mock_media_playlist, &notifier);
const std::vector<uint8_t> iv(16, 0x45);
media::WidevinePsshData widevine_pssh_data;
widevine_pssh_data.set_provider("someprovider");
widevine_pssh_data.set_content_id("contentid");
const uint8_t kAnyKeyId[] = {
0x11, 0x22, 0x33, 0x44, 0x11, 0x22, 0x33, 0x44,
0x11, 0x22, 0x33, 0x44, 0x11, 0x22, 0x33, 0x44,
};
std::vector<uint8_t> any_key_id(kAnyKeyId, kAnyKeyId + arraysize(kAnyKeyId));
widevine_pssh_data.add_key_id()->assign(kAnyKeyId,
kAnyKeyId + arraysize(kAnyKeyId));
std::string widevine_pssh_data_str = widevine_pssh_data.SerializeAsString();
EXPECT_TRUE(!widevine_pssh_data_str.empty());
std::vector<uint8_t> pssh_data(widevine_pssh_data_str.begin(),
widevine_pssh_data_str.end());
media::ProtectionSystemSpecificInfo pssh_info;
pssh_info.set_pssh_data(pssh_data);
pssh_info.set_system_id(widevine_system_id_.data(),
widevine_system_id_.size());
pssh_info.add_key_id(any_key_id);
const char kExpectedJson[] =
"{"
"\"content_id\":\"Y29udGVudGlk\","
"\"key_ids\":[\"11223344112233441122334411223344\"],"
"\"provider\":\"someprovider\"}";
std::string expected_json_base64;
base::Base64Encode(kExpectedJson, &expected_json_base64);
std::string expected_pssh_base64;
const std::vector<uint8_t> pssh_box = pssh_info.CreateBox();
base::Base64Encode(std::string(pssh_box.begin(), pssh_box.end()),
&expected_pssh_base64);
EXPECT_CALL(*mock_media_playlist,
AddEncryptionInfo(
_, StrEq("data:text/plain;base64," + expected_json_base64),
StrEq(""), StrEq("0x45454545454545454545454545454545"),
StrEq("com.widevine"), _));
EXPECT_CALL(*mock_media_playlist,
AddEncryptionInfo(
_, StrEq("data:text/plain;base64," + expected_pssh_base64),
StrEq("0x11223344112233441122334411223344"),
StrEq("0x45454545454545454545454545454545"),
StrEq("urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"), _));
EXPECT_TRUE(notifier.NotifyEncryptionUpdate(
stream_id, any_key_id, widevine_system_id_, iv, pssh_box));
}
// Verify that key_ids in pssh is optional.
TEST_F(SimpleHlsNotifierTest, NotifyEncryptionUpdateWidevineNoKeyidsInPssh) {
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
SimpleHlsNotifier notifier(hls_params_);
const uint32_t stream_id =
SetupStream(kSampleAesProtectionScheme, mock_media_playlist, &notifier);
const std::vector<uint8_t> iv(16, 0x45);
media::WidevinePsshData widevine_pssh_data;
widevine_pssh_data.set_provider("someprovider");
widevine_pssh_data.set_content_id("contentid");
std::string widevine_pssh_data_str = widevine_pssh_data.SerializeAsString();
EXPECT_TRUE(!widevine_pssh_data_str.empty());
std::vector<uint8_t> pssh_data(widevine_pssh_data_str.begin(),
widevine_pssh_data_str.end());
const char kExpectedJson[] =
"{"
"\"content_id\":\"Y29udGVudGlk\","
"\"key_ids\":[\"11223344112233441122334411223344\"],"
"\"provider\":\"someprovider\"}";
std::string expected_json_base64;
base::Base64Encode(kExpectedJson, &expected_json_base64);
media::ProtectionSystemSpecificInfo pssh_info;
pssh_info.set_pssh_data(pssh_data);
pssh_info.set_system_id(widevine_system_id_.data(),
widevine_system_id_.size());
std::string expected_pssh_base64;
const std::vector<uint8_t> pssh_box = pssh_info.CreateBox();
base::Base64Encode(std::string(pssh_box.begin(), pssh_box.end()),
&expected_pssh_base64);
EXPECT_CALL(*mock_media_playlist,
AddEncryptionInfo(
_, StrEq("data:text/plain;base64," + expected_json_base64),
StrEq(""), StrEq("0x45454545454545454545454545454545"),
StrEq("com.widevine"), _));
EXPECT_CALL(*mock_media_playlist,
AddEncryptionInfo(
_, StrEq("data:text/plain;base64," + expected_pssh_base64),
StrEq("0x11223344112233441122334411223344"),
StrEq("0x45454545454545454545454545454545"),
StrEq("urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"), _));
const uint8_t kAnyKeyId[] = {
0x11, 0x22, 0x33, 0x44, 0x11, 0x22, 0x33, 0x44,
0x11, 0x22, 0x33, 0x44, 0x11, 0x22, 0x33, 0x44,
};
EXPECT_TRUE(notifier.NotifyEncryptionUpdate(
stream_id,
std::vector<uint8_t>(kAnyKeyId, kAnyKeyId + arraysize(kAnyKeyId)),
widevine_system_id_, iv, pssh_box));
}
TEST_F(SimpleHlsNotifierTest, NotifyEncryptionUpdateIdentityKey) {
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
SimpleHlsNotifier notifier(hls_params_);
const uint32_t stream_id =
SetupStream(kSampleAesProtectionScheme, mock_media_playlist, &notifier);
const std::vector<uint8_t> key_id(16, 0x23);
const std::vector<uint8_t> iv(16, 0x45);
const std::vector<uint8_t> dummy_pssh_data(10, 'p');
std::string expected_key_uri_base64;
base::Base64Encode(std::string(key_id.begin(), key_id.end()),
&expected_key_uri_base64);
EXPECT_CALL(*mock_media_playlist,
AddEncryptionInfo(
_, StrEq("data:text/plain;base64," + expected_key_uri_base64),
StrEq(""), StrEq("0x45454545454545454545454545454545"),
StrEq("identity"), _));
EXPECT_TRUE(notifier.NotifyEncryptionUpdate(
stream_id, key_id, common_system_id_, iv, dummy_pssh_data));
}
// Verify that when there are multiple key IDs in PSSH, the key ID that is
// passed to NotifyEncryptionUpdate() is the first key ID in the json format.
// Also verify that content_id is optional.
TEST_F(SimpleHlsNotifierTest, WidevineMultipleKeyIdsNoContentIdInPssh) {
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
SimpleHlsNotifier notifier(hls_params_);
uint32_t stream_id =
SetupStream(kSampleAesProtectionScheme, mock_media_playlist, &notifier);
std::vector<uint8_t> iv(16, 0x45);
media::WidevinePsshData widevine_pssh_data;
widevine_pssh_data.set_provider("someprovider");
const uint8_t kFirstKeyId[] = {
0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11,
0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11,
};
const uint8_t kSecondKeyId[] = {
0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22,
0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22,
};
std::vector<uint8_t> first_keyid(kFirstKeyId,
kFirstKeyId + arraysize(kFirstKeyId));
std::vector<uint8_t> second_keyid(kSecondKeyId,
kSecondKeyId + arraysize(kSecondKeyId));
widevine_pssh_data.add_key_id()->assign(kFirstKeyId,
kFirstKeyId + arraysize(kFirstKeyId));
widevine_pssh_data.add_key_id()->assign(
kSecondKeyId, kSecondKeyId + arraysize(kSecondKeyId));
std::string widevine_pssh_data_str = widevine_pssh_data.SerializeAsString();
EXPECT_TRUE(!widevine_pssh_data_str.empty());
std::vector<uint8_t> pssh_data(widevine_pssh_data_str.begin(),
widevine_pssh_data_str.end());
media::ProtectionSystemSpecificInfo pssh_info;
pssh_info.set_pssh_data(pssh_data);
pssh_info.set_system_id(widevine_system_id_.data(),
widevine_system_id_.size());
pssh_info.add_key_id(first_keyid);
pssh_info.add_key_id(second_keyid);
const char kExpectedJson[] =
"{"
"\"key_ids\":[\"22222222222222222222222222222222\","
"\"11111111111111111111111111111111\"],"
"\"provider\":\"someprovider\"}";
std::string expected_json_base64;
base::Base64Encode(kExpectedJson, &expected_json_base64);
std::string expected_pssh_base64;
const std::vector<uint8_t> pssh_box = pssh_info.CreateBox();
base::Base64Encode(std::string(pssh_box.begin(), pssh_box.end()),
&expected_pssh_base64);
EXPECT_CALL(*mock_media_playlist,
AddEncryptionInfo(
_, StrEq("data:text/plain;base64," + expected_json_base64),
StrEq(""), StrEq("0x45454545454545454545454545454545"),
StrEq("com.widevine"), _));
EXPECT_CALL(*mock_media_playlist,
AddEncryptionInfo(
_, StrEq("data:text/plain;base64," + expected_pssh_base64),
StrEq("0x22222222222222222222222222222222"),
StrEq("0x45454545454545454545454545454545"),
StrEq("urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"), _));
EXPECT_TRUE(notifier.NotifyEncryptionUpdate(
stream_id,
// Use the second key id here so that it will be thre first one in the
// key_ids array in the JSON.
second_keyid, widevine_system_id_, iv, pssh_box));
}
// Verify that the encryption scheme set in MediaInfo is passed to
// MediaPlaylist::AddEncryptionInfo().
TEST_F(SimpleHlsNotifierTest, EncryptionScheme) {
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
hls_params_.key_uri = kIdentityKeyUri;
SimpleHlsNotifier notifier(hls_params_);
const uint32_t stream_id =
SetupStream(kCencProtectionScheme, mock_media_playlist, &notifier);
const std::vector<uint8_t> key_id(16, 0x23);
const std::vector<uint8_t> iv(16, 0x45);
const std::vector<uint8_t> dummy_pssh_data(10, 'p');
EXPECT_CALL(*mock_media_playlist,
AddEncryptionInfo(MediaPlaylist::EncryptionMethod::kSampleAesCenc,
StrEq(kIdentityKeyUri), StrEq(""),
StrEq("0x45454545454545454545454545454545"),
StrEq("identity"), _));
EXPECT_TRUE(notifier.NotifyEncryptionUpdate(
stream_id, key_id, common_system_id_, iv, dummy_pssh_data));
}
// Verify that the Fairplay systemID is correctly handled when constructing
// encryption info.
TEST_F(SimpleHlsNotifierTest, NotifyEncryptionUpdateFairplay) {
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kLivePlaylist, "playlist.m3u8", "", "");
hls_params_.playlist_type = kLivePlaylist;
hls_params_.key_uri = kFairplayKeyUri;
SimpleHlsNotifier notifier(hls_params_);
const uint32_t stream_id =
SetupStream(kSampleAesProtectionScheme, mock_media_playlist, &notifier);
const std::vector<uint8_t> key_id(16, 0x12);
const std::vector<uint8_t> dummy_pssh_data(10, 'p');
EXPECT_CALL(
*mock_media_playlist,
AddEncryptionInfo(MediaPlaylist::EncryptionMethod::kSampleAes,
StrEq(kFairplayKeyUri), StrEq(""), StrEq(""),
StrEq("com.apple.streamingkeydelivery"), StrEq("1")));
EXPECT_TRUE(notifier.NotifyEncryptionUpdate(
stream_id, key_id, fairplay_system_id_, std::vector<uint8_t>(),
dummy_pssh_data));
}
// If using 'cenc' with Widevine, don't output the json form.
TEST_F(SimpleHlsNotifierTest, WidevineCencEncryptionScheme) {
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
SimpleHlsNotifier notifier(hls_params_);
const uint32_t stream_id =
SetupStream(kCencProtectionScheme, mock_media_playlist, &notifier);
const std::vector<uint8_t> iv(16, 0x45);
media::WidevinePsshData widevine_pssh_data;
widevine_pssh_data.set_provider("someprovider");
widevine_pssh_data.set_content_id("contentid");
const uint8_t kAnyKeyId[] = {
0x11, 0x22, 0x33, 0x44, 0x11, 0x22, 0x33, 0x44,
0x11, 0x22, 0x33, 0x44, 0x11, 0x22, 0x33, 0x44,
};
std::vector<uint8_t> any_key_id(kAnyKeyId, kAnyKeyId + arraysize(kAnyKeyId));
widevine_pssh_data.add_key_id()->assign(kAnyKeyId,
kAnyKeyId + arraysize(kAnyKeyId));
std::string widevine_pssh_data_str = widevine_pssh_data.SerializeAsString();
EXPECT_TRUE(!widevine_pssh_data_str.empty());
std::vector<uint8_t> pssh_data(widevine_pssh_data_str.begin(),
widevine_pssh_data_str.end());
media::ProtectionSystemSpecificInfo pssh_info;
pssh_info.set_pssh_data(pssh_data);
pssh_info.set_system_id(widevine_system_id_.data(),
widevine_system_id_.size());
pssh_info.add_key_id(any_key_id);
std::string expected_pssh_base64;
const std::vector<uint8_t> pssh_box = pssh_info.CreateBox();
base::Base64Encode(std::string(pssh_box.begin(), pssh_box.end()),
&expected_pssh_base64);
EXPECT_CALL(*mock_media_playlist,
AddEncryptionInfo(
_, StrEq("data:text/plain;base64," + expected_pssh_base64),
StrEq("0x11223344112233441122334411223344"),
StrEq("0x45454545454545454545454545454545"),
StrEq("urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"), _));
EXPECT_TRUE(notifier.NotifyEncryptionUpdate(
stream_id, any_key_id, widevine_system_id_, iv, pssh_box));
}
TEST_F(SimpleHlsNotifierTest, WidevineNotifyEncryptionUpdateEmptyIv) {
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
SimpleHlsNotifier notifier(hls_params_);
const uint32_t stream_id =
SetupStream(kSampleAesProtectionScheme, mock_media_playlist, &notifier);
media::WidevinePsshData widevine_pssh_data;
widevine_pssh_data.set_provider("someprovider");
widevine_pssh_data.set_content_id("contentid");
const uint8_t kAnyKeyId[] = {
0x11, 0x22, 0x33, 0x44, 0x11, 0x22, 0x33, 0x44,
0x11, 0x22, 0x33, 0x44, 0x11, 0x22, 0x33, 0x44,
};
std::vector<uint8_t> any_key_id(kAnyKeyId, kAnyKeyId + arraysize(kAnyKeyId));
widevine_pssh_data.add_key_id()->assign(kAnyKeyId,
kAnyKeyId + arraysize(kAnyKeyId));
std::string widevine_pssh_data_str = widevine_pssh_data.SerializeAsString();
EXPECT_TRUE(!widevine_pssh_data_str.empty());
std::vector<uint8_t> pssh_data(widevine_pssh_data_str.begin(),
widevine_pssh_data_str.end());
const char kExpectedJson[] =
"{"
"\"content_id\":\"Y29udGVudGlk\","
"\"key_ids\":[\"11223344112233441122334411223344\"],"
"\"provider\":\"someprovider\"}";
std::string expected_json_base64;
base::Base64Encode(kExpectedJson, &expected_json_base64);
media::ProtectionSystemSpecificInfo pssh_info;
pssh_info.set_pssh_data(pssh_data);
pssh_info.set_system_id(widevine_system_id_.data(),
widevine_system_id_.size());
pssh_info.add_key_id(any_key_id);
EXPECT_CALL(*mock_media_playlist,
AddEncryptionInfo(
_, StrEq("data:text/plain;base64," + expected_json_base64),
StrEq(""), StrEq(""), StrEq("com.widevine"), StrEq("1")));
EXPECT_CALL(
*mock_media_playlist,
AddEncryptionInfo(
_,
StrEq("data:text/plain;base64,"
"AAAAS3Bzc2gAAAAA7e+"
"LqXnWSs6jyCfc1R0h7QAAACsSEBEiM0QRIjNEESIzRBEiM0QaDHNvb"
"WVwcm92aWRlciIJY29udGVudGlk"),
StrEq("0x11223344112233441122334411223344"), StrEq(""),
StrEq("urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed"), StrEq("1")));
std::vector<uint8_t> pssh_as_vec = pssh_info.CreateBox();
std::string pssh_in_string(pssh_as_vec.begin(), pssh_as_vec.end());
std::string base_64_encoded_pssh;
base::Base64Encode(pssh_in_string, &base_64_encoded_pssh);
LOG(INFO) << base_64_encoded_pssh;
std::vector<uint8_t> empty_iv;
EXPECT_TRUE(notifier.NotifyEncryptionUpdate(
stream_id,
std::vector<uint8_t>(kAnyKeyId, kAnyKeyId + arraysize(kAnyKeyId)),
widevine_system_id_, empty_iv, pssh_info.CreateBox()));
}
TEST_F(SimpleHlsNotifierTest, NotifyEncryptionUpdateWithoutStreamsRegistered) {
std::vector<uint8_t> system_id;
std::vector<uint8_t> iv;
std::vector<uint8_t> pssh_data;
std::vector<uint8_t> key_id;
SimpleHlsNotifier notifier(hls_params_);
EXPECT_TRUE(notifier.Init());
EXPECT_FALSE(
notifier.NotifyEncryptionUpdate(1238u, key_id, system_id, iv, pssh_data));
}
TEST_F(SimpleHlsNotifierTest, NotifyCueEvent) {
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(kVodPlaylist, "playlist.m3u8", "", "");
SimpleHlsNotifier notifier(hls_params_);
const uint32_t stream_id =
SetupStream(kCencProtectionScheme, mock_media_playlist, &notifier);
EXPECT_CALL(*mock_media_playlist, AddPlacementOpportunity());
const uint64_t kCueEventTimestamp = 12345;
EXPECT_TRUE(notifier.NotifyCueEvent(stream_id, kCueEventTimestamp));
}
class LiveOrEventSimpleHlsNotifierTest
: public SimpleHlsNotifierTest,
public ::testing::WithParamInterface<HlsPlaylistType> {
protected:
LiveOrEventSimpleHlsNotifierTest() : SimpleHlsNotifierTest(GetParam()) {
expected_playlist_type_ = GetParam();
}
HlsPlaylistType expected_playlist_type_;
};
TEST_P(LiveOrEventSimpleHlsNotifierTest, NotifyNewSegment) {
std::unique_ptr<MockMasterPlaylist> mock_master_playlist(
new MockMasterPlaylist());
std::unique_ptr<MockMediaPlaylistFactory> factory(
new MockMediaPlaylistFactory());
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist =
new MockMediaPlaylist(expected_playlist_type_, "playlist.m3u8", "", "");
EXPECT_CALL(
*mock_master_playlist,
AddMediaPlaylist(static_cast<MediaPlaylist*>(mock_media_playlist)));
EXPECT_CALL(*mock_media_playlist, SetMediaInfo(_)).WillOnce(Return(true));
EXPECT_CALL(*factory, CreateMock(expected_playlist_type_, _, _, _, _))
.WillOnce(Return(mock_media_playlist));
const uint64_t kStartTime = 1328;
const uint64_t kDuration = 398407;
const uint64_t kSize = 6595840;
const std::string segment_name = "segmentname";
EXPECT_CALL(*mock_media_playlist,
AddSegment(StrEq(kTestPrefix + segment_name), kStartTime,
kDuration, _, kSize));
const double kLongestSegmentDuration = 11.3;
const uint32_t kTargetDuration = 12; // ceil(kLongestSegmentDuration).
EXPECT_CALL(*mock_media_playlist, GetLongestSegmentDuration())
.WillOnce(Return(kLongestSegmentDuration));
EXPECT_CALL(*mock_master_playlist,
WriteMasterPlaylist(StrEq(kTestPrefix), StrEq(kAnyOutputDir)))
.WillOnce(Return(true));
EXPECT_CALL(*mock_media_playlist, SetTargetDuration(kTargetDuration))
.Times(1);
EXPECT_CALL(*mock_media_playlist,
WriteToFile(StrEq(
base::FilePath::FromUTF8Unsafe(kAnyOutputDir)
.Append(base::FilePath::FromUTF8Unsafe("playlist.m3u8"))
.AsUTF8Unsafe())))
.WillOnce(Return(true));
hls_params_.playlist_type = GetParam();
SimpleHlsNotifier notifier(hls_params_);
InjectMasterPlaylist(std::move(mock_master_playlist), &notifier);
InjectMediaPlaylistFactory(std::move(factory), &notifier);
EXPECT_TRUE(notifier.Init());
MediaInfo media_info;
uint32_t stream_id;
EXPECT_TRUE(notifier.NotifyNewStream(media_info, "playlist.m3u8", "name",
"groupid", &stream_id));
EXPECT_TRUE(notifier.NotifyNewSegment(stream_id, segment_name, kStartTime,
kDuration, 0, kSize));
}
TEST_P(LiveOrEventSimpleHlsNotifierTest, NotifyNewSegmentsWithMultipleStreams) {
const uint64_t kStartTime = 1328;
const uint64_t kDuration = 398407;
const uint64_t kSize = 6595840;
InSequence in_sequence;
std::unique_ptr<MockMasterPlaylist> mock_master_playlist(
new MockMasterPlaylist());
std::unique_ptr<MockMediaPlaylistFactory> factory(
new MockMediaPlaylistFactory());
// Pointer released by SimpleHlsNotifier.
MockMediaPlaylist* mock_media_playlist1 =
new MockMediaPlaylist(expected_playlist_type_, "playlist1.m3u8", "", "");
MockMediaPlaylist* mock_media_playlist2 =
new MockMediaPlaylist(expected_playlist_type_, "playlist2.m3u8", "", "");
EXPECT_CALL(*factory, CreateMock(_, _, StrEq("playlist1.m3u8"), _, _))
.WillOnce(Return(mock_media_playlist1));
EXPECT_CALL(*mock_media_playlist1, SetMediaInfo(_)).WillOnce(Return(true));
EXPECT_CALL(
*mock_master_playlist,
AddMediaPlaylist(static_cast<MediaPlaylist*>(mock_media_playlist1)));
EXPECT_CALL(*factory, CreateMock(_, _, StrEq("playlist2.m3u8"), _, _))
.WillOnce(Return(mock_media_playlist2));
EXPECT_CALL(*mock_media_playlist2, SetMediaInfo(_)).WillOnce(Return(true));
EXPECT_CALL(
*mock_master_playlist,
AddMediaPlaylist(static_cast<MediaPlaylist*>(mock_media_playlist2)));
hls_params_.playlist_type = GetParam();
SimpleHlsNotifier notifier(hls_params_);
MockMasterPlaylist* mock_master_playlist_ptr = mock_master_playlist.get();
InjectMasterPlaylist(std::move(mock_master_playlist), &notifier);
InjectMediaPlaylistFactory(std::move(factory), &notifier);
EXPECT_TRUE(notifier.Init());
MediaInfo media_info;
uint32_t stream_id1;
EXPECT_TRUE(notifier.NotifyNewStream(media_info, "playlist1.m3u8", "name",
"groupid", &stream_id1));
uint32_t stream_id2;
EXPECT_TRUE(notifier.NotifyNewStream(media_info, "playlist2.m3u8", "name",
"groupid", &stream_id2));
EXPECT_CALL(*mock_media_playlist1, AddSegment(_, _, _, _, _)).Times(1);
const double kLongestSegmentDuration = 11.3;
const uint32_t kTargetDuration = 12; // ceil(kLongestSegmentDuration).
EXPECT_CALL(*mock_media_playlist1, GetLongestSegmentDuration())
.WillOnce(Return(kLongestSegmentDuration));
EXPECT_CALL(*mock_master_playlist_ptr, WriteMasterPlaylist(_, _))
.WillOnce(Return(true));
// SetTargetDuration and update all playlists as target duration is updated.
EXPECT_CALL(*mock_media_playlist1, SetTargetDuration(kTargetDuration))
.Times(1);
EXPECT_CALL(*mock_media_playlist1,
WriteToFile(StrEq(
base::FilePath::FromUTF8Unsafe(kAnyOutputDir)
.Append(base::FilePath::FromUTF8Unsafe("playlist1.m3u8"))
.AsUTF8Unsafe())))
.WillOnce(Return(true));
EXPECT_CALL(*mock_media_playlist2, SetTargetDuration(kTargetDuration))
.Times(1);
EXPECT_CALL(*mock_media_playlist2,
WriteToFile(StrEq(
base::FilePath::FromUTF8Unsafe(kAnyOutputDir)
.Append(base::FilePath::FromUTF8Unsafe("playlist2.m3u8"))
.AsUTF8Unsafe())))
.WillOnce(Return(true));
EXPECT_TRUE(notifier.NotifyNewSegment(stream_id1, "segment_name", kStartTime,
kDuration, 0, kSize));
EXPECT_CALL(*mock_media_playlist2, AddSegment(_, _, _, _, _)).Times(1);
EXPECT_CALL(*mock_media_playlist2, GetLongestSegmentDuration())
.WillOnce(Return(kLongestSegmentDuration));
EXPECT_CALL(*mock_master_playlist_ptr, WriteMasterPlaylist(_, _))
.WillOnce(Return(true));
// Not updating other playlists as target duration does not change.
EXPECT_CALL(*mock_media_playlist2,
WriteToFile(StrEq(
base::FilePath::FromUTF8Unsafe(kAnyOutputDir)
.Append(base::FilePath::FromUTF8Unsafe("playlist2.m3u8"))
.AsUTF8Unsafe())))
.WillOnce(Return(true));
EXPECT_TRUE(notifier.NotifyNewSegment(stream_id2, "segment_name", kStartTime,
kDuration, 0, kSize));
}
INSTANTIATE_TEST_CASE_P(PlaylistTypes,
LiveOrEventSimpleHlsNotifierTest,
::testing::Values(HlsPlaylistType::kLive,
HlsPlaylistType::kEvent));
} // namespace hls
} // namespace shaka
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