| // Copyright 2014 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 <stddef.h> |
| |
| #include "base/bind.h" |
| #include "base/run_loop.h" |
| #include "base/test/scoped_task_environment.h" |
| #include "base/threading/thread.h" |
| #include "content/renderer/media/webrtc/media_stream_track_metrics.h" |
| #include "content/renderer/media/webrtc/mock_peer_connection_dependency_factory.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "third_party/webrtc/api/media_stream_interface.h" |
| |
| using webrtc::AudioSourceInterface; |
| using webrtc::AudioTrackInterface; |
| using webrtc::AudioTrackSinkInterface; |
| using webrtc::MediaStreamInterface; |
| using webrtc::ObserverInterface; |
| using webrtc::PeerConnectionInterface; |
| using webrtc::VideoTrackSourceInterface; |
| using webrtc::VideoTrackInterface; |
| |
| namespace content { |
| |
| // A very simple mock that implements only the id() method. |
| class MockAudioTrackInterface : public AudioTrackInterface { |
| public: |
| explicit MockAudioTrackInterface(const std::string& id) : id_(id) {} |
| ~MockAudioTrackInterface() override {} |
| |
| std::string id() const override { return id_; } |
| |
| MOCK_METHOD1(RegisterObserver, void(ObserverInterface*)); |
| MOCK_METHOD1(UnregisterObserver, void(ObserverInterface*)); |
| MOCK_CONST_METHOD0(kind, std::string()); |
| MOCK_CONST_METHOD0(enabled, bool()); |
| MOCK_CONST_METHOD0(state, TrackState()); |
| MOCK_METHOD1(set_enabled, bool(bool)); |
| MOCK_METHOD1(set_state, bool(TrackState)); |
| MOCK_CONST_METHOD0(GetSource, AudioSourceInterface*()); |
| MOCK_METHOD1(AddSink, void(AudioTrackSinkInterface*)); |
| MOCK_METHOD1(RemoveSink, void(AudioTrackSinkInterface*)); |
| |
| private: |
| std::string id_; |
| }; |
| |
| // A very simple mock that implements only the id() method. |
| class MockVideoTrackInterface : public VideoTrackInterface { |
| public: |
| explicit MockVideoTrackInterface(const std::string& id) : id_(id) {} |
| ~MockVideoTrackInterface() override {} |
| |
| std::string id() const override { return id_; } |
| |
| MOCK_METHOD1(RegisterObserver, void(ObserverInterface*)); |
| MOCK_METHOD1(UnregisterObserver, void(ObserverInterface*)); |
| MOCK_CONST_METHOD0(kind, std::string()); |
| MOCK_CONST_METHOD0(enabled, bool()); |
| MOCK_CONST_METHOD0(state, TrackState()); |
| MOCK_METHOD1(set_enabled, bool(bool)); |
| MOCK_METHOD1(set_state, bool(TrackState)); |
| MOCK_METHOD2(AddOrUpdateSink, |
| void(rtc::VideoSinkInterface<webrtc::VideoFrame>*, |
| const rtc::VideoSinkWants&)); |
| MOCK_METHOD1(RemoveSink, void(rtc::VideoSinkInterface<webrtc::VideoFrame>*)); |
| MOCK_CONST_METHOD0(GetSource, VideoTrackSourceInterface*()); |
| |
| private: |
| std::string id_; |
| }; |
| |
| class MockMediaStreamTrackMetrics : public MediaStreamTrackMetrics { |
| public: |
| virtual ~MockMediaStreamTrackMetrics() {} |
| |
| MOCK_METHOD4(SendLifetimeMessage, |
| void(const std::string&, Kind, LifetimeEvent, Direction)); |
| using MediaStreamTrackMetrics::MakeUniqueIdImpl; |
| }; |
| |
| class MediaStreamTrackMetricsTest : public testing::Test { |
| public: |
| MediaStreamTrackMetricsTest() |
| : scoped_task_environment_( |
| base::test::ScopedTaskEnvironment::MainThreadType::UI), |
| signaling_thread_("signaling_thread") {} |
| |
| void SetUp() override { |
| metrics_.reset(new MockMediaStreamTrackMetrics()); |
| stream_ = new rtc::RefCountedObject<MockMediaStream>("stream"); |
| signaling_thread_.Start(); |
| } |
| |
| void TearDown() override { |
| signaling_thread_.Stop(); |
| metrics_.reset(); |
| stream_ = nullptr; |
| } |
| |
| // Adds an audio track to |stream_| on the signaling thread to simulate how |
| // notifications will be fired in Chrome. |
| template <typename TrackType> |
| void AddTrack(TrackType* track) { |
| // Explicitly casting to this type is necessary since the |
| // MediaStreamInterface has two methods with the same name. |
| typedef bool (MediaStreamInterface::*AddTrack)(TrackType*); |
| base::RunLoop run_loop; |
| signaling_thread_.task_runner()->PostTaskAndReply( |
| FROM_HERE, |
| base::BindOnce( |
| base::IgnoreResult<AddTrack>(&MediaStreamInterface::AddTrack), |
| stream_, base::Unretained(track)), |
| run_loop.QuitClosure()); |
| run_loop.Run(); |
| } |
| |
| template <typename TrackType> |
| void RemoveTrack(TrackType* track) { |
| // Explicitly casting to this type is necessary since the |
| // MediaStreamInterface has two methods with the same name. |
| typedef bool (MediaStreamInterface::*RemoveTrack)(TrackType*); |
| base::RunLoop run_loop; |
| signaling_thread_.task_runner()->PostTaskAndReply( |
| FROM_HERE, |
| base::BindOnce( |
| base::IgnoreResult<RemoveTrack>(&MediaStreamInterface::RemoveTrack), |
| stream_, base::Unretained(track)), |
| run_loop.QuitClosure()); |
| run_loop.Run(); |
| } |
| |
| // Convenience methods to cast the mock track types into their webrtc |
| // equivalents. |
| void AddAudioTrack(AudioTrackInterface* track) { AddTrack(track); } |
| void RemoveAudioTrack(AudioTrackInterface* track) { RemoveTrack(track); } |
| void AddVideoTrack(VideoTrackInterface* track) { AddTrack(track); } |
| void RemoveVideoTrack(VideoTrackInterface* track) { RemoveTrack(track); } |
| |
| scoped_refptr<MockAudioTrackInterface> MakeAudioTrack(const std::string& id) { |
| return new rtc::RefCountedObject<MockAudioTrackInterface>(id); |
| } |
| |
| scoped_refptr<MockVideoTrackInterface> MakeVideoTrack(const std::string& id) { |
| return new rtc::RefCountedObject<MockVideoTrackInterface>(id); |
| } |
| |
| std::unique_ptr<MockMediaStreamTrackMetrics> metrics_; |
| scoped_refptr<MediaStreamInterface> stream_; |
| |
| base::test::ScopedTaskEnvironment scoped_task_environment_; |
| base::Thread signaling_thread_; |
| }; |
| |
| TEST_F(MediaStreamTrackMetricsTest, MakeUniqueId) { |
| // The important testable properties of the unique ID are that it |
| // should differ when any of the three constituents differ |
| // (PeerConnection pointer, track ID, remote or not. Also, testing |
| // that the implementation does not discard the upper 32 bits of the |
| // PeerConnection pointer is important. |
| // |
| // The important hard-to-test property is that the ID be generated |
| // using a hash function with virtually zero chance of |
| // collisions. We don't test this, we rely on MD5 having this |
| // property. |
| |
| // Lower 32 bits the same, upper 32 differ. |
| EXPECT_NE( |
| metrics_->MakeUniqueIdImpl(0x1000000000000001, "x", |
| MediaStreamTrackMetrics::Direction::kReceive), |
| metrics_->MakeUniqueIdImpl(0x2000000000000001, "x", |
| MediaStreamTrackMetrics::Direction::kReceive)); |
| |
| // Track ID differs. |
| EXPECT_NE(metrics_->MakeUniqueIdImpl( |
| 42, "x", MediaStreamTrackMetrics::Direction::kReceive), |
| metrics_->MakeUniqueIdImpl( |
| 42, "y", MediaStreamTrackMetrics::Direction::kReceive)); |
| |
| // Remove vs. local track differs. |
| EXPECT_NE(metrics_->MakeUniqueIdImpl( |
| 42, "x", MediaStreamTrackMetrics::Direction::kReceive), |
| metrics_->MakeUniqueIdImpl( |
| 42, "x", MediaStreamTrackMetrics::Direction::kSend)); |
| } |
| |
| TEST_F(MediaStreamTrackMetricsTest, BasicRemoteStreams) { |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kReceive, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kReceive, |
| MediaStreamTrackMetrics::Kind::kVideo, "video"); |
| |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kReceive)); |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "video", MediaStreamTrackMetrics::Kind::kVideo, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kReceive)); |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionConnected); |
| |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kReceive)); |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("video", MediaStreamTrackMetrics::Kind::kVideo, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kReceive)); |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionDisconnected); |
| } |
| |
| TEST_F(MediaStreamTrackMetricsTest, BasicLocalStreams) { |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kVideo, "video"); |
| |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "video", MediaStreamTrackMetrics::Kind::kVideo, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionConnected); |
| |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("video", MediaStreamTrackMetrics::Kind::kVideo, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->IceConnectionChange(PeerConnectionInterface::kIceConnectionFailed); |
| } |
| |
| TEST_F(MediaStreamTrackMetricsTest, LocalStreamAddedAferIceConnect) { |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionConnected); |
| |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "video", MediaStreamTrackMetrics::Kind::kVideo, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kVideo, "video"); |
| } |
| |
| TEST_F(MediaStreamTrackMetricsTest, RemoteStreamAddedAferIceConnect) { |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionConnected); |
| |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kReceive)); |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "video", MediaStreamTrackMetrics::Kind::kVideo, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kReceive)); |
| |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kReceive, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kReceive, |
| MediaStreamTrackMetrics::Kind::kVideo, "video"); |
| } |
| |
| TEST_F(MediaStreamTrackMetricsTest, LocalStreamTrackRemoved) { |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "first"); |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "second"); |
| |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "first", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "second", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionConnected); |
| |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("first", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->RemoveTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "first"); |
| |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("second", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->IceConnectionChange(PeerConnectionInterface::kIceConnectionFailed); |
| } |
| |
| TEST_F(MediaStreamTrackMetricsTest, RemoveAfterDisconnect) { |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionConnected); |
| |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->IceConnectionChange(PeerConnectionInterface::kIceConnectionFailed); |
| |
| // This happens after the call is disconnected so no lifetime |
| // message should be sent. |
| metrics_->RemoveTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| } |
| |
| TEST_F(MediaStreamTrackMetricsTest, RemoteStreamMultipleDisconnects) { |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kReceive, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kReceive)); |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionConnected); |
| |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kReceive)); |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionDisconnected); |
| metrics_->IceConnectionChange(PeerConnectionInterface::kIceConnectionFailed); |
| metrics_->RemoveTrack(MediaStreamTrackMetrics::Direction::kReceive, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| } |
| |
| TEST_F(MediaStreamTrackMetricsTest, RemoteStreamConnectDisconnectTwice) { |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kReceive, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| |
| for (size_t i = 0; i < 2; ++i) { |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kReceive)); |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionConnected); |
| |
| EXPECT_CALL(*metrics_, |
| SendLifetimeMessage( |
| "audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kReceive)); |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionDisconnected); |
| } |
| |
| metrics_->RemoveTrack(MediaStreamTrackMetrics::Direction::kReceive, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| } |
| |
| TEST_F(MediaStreamTrackMetricsTest, LocalStreamRemovedNoDisconnect) { |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kVideo, "video"); |
| |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "video", MediaStreamTrackMetrics::Kind::kVideo, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionConnected); |
| |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("video", MediaStreamTrackMetrics::Kind::kVideo, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->RemoveTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| metrics_->RemoveTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kVideo, "video"); |
| } |
| |
| TEST_F(MediaStreamTrackMetricsTest, LocalStreamLargerTest) { |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kVideo, "video"); |
| |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "video", MediaStreamTrackMetrics::Kind::kVideo, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->IceConnectionChange( |
| PeerConnectionInterface::kIceConnectionConnected); |
| |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->RemoveTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| |
| // Add back audio |
| EXPECT_CALL(*metrics_, SendLifetimeMessage( |
| "audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kConnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->AddTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("audio", MediaStreamTrackMetrics::Kind::kAudio, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->RemoveTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kAudio, "audio"); |
| EXPECT_CALL( |
| *metrics_, |
| SendLifetimeMessage("video", MediaStreamTrackMetrics::Kind::kVideo, |
| MediaStreamTrackMetrics::LifetimeEvent::kDisconnected, |
| MediaStreamTrackMetrics::Direction::kSend)); |
| metrics_->RemoveTrack(MediaStreamTrackMetrics::Direction::kSend, |
| MediaStreamTrackMetrics::Kind::kVideo, "video"); |
| } |
| |
| } // namespace content |
