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/*
* Copyright 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "pc/media_stream.h"
#include <stddef.h>
#include "pc/audio_track.h"
#include "pc/test/fake_video_track_source.h"
#include "pc/video_track.h"
#include "rtc_base/thread.h"
#include "test/gmock.h"
#include "test/gtest.h"
static const char kStreamId1[] = "local_stream_1";
static const char kVideoTrackId[] = "dummy_video_cam_1";
static const char kAudioTrackId[] = "dummy_microphone_1";
using rtc::scoped_refptr;
using ::testing::Exactly;
namespace webrtc {
// Helper class to test Observer.
class MockObserver : public ObserverInterface {
public:
explicit MockObserver(NotifierInterface* notifier) : notifier_(notifier) {
notifier_->RegisterObserver(this);
}
~MockObserver() { Unregister(); }
void Unregister() {
if (notifier_) {
notifier_->UnregisterObserver(this);
notifier_ = nullptr;
}
}
MOCK_METHOD(void, OnChanged, (), (override));
private:
NotifierInterface* notifier_;
};
class MediaStreamTest : public ::testing::Test {
protected:
virtual void SetUp() {
stream_ = MediaStream::Create(kStreamId1);
ASSERT_TRUE(stream_.get() != NULL);
video_track_ = VideoTrack::Create(
kVideoTrackId, FakeVideoTrackSource::Create(), rtc::Thread::Current());
ASSERT_TRUE(video_track_.get() != NULL);
EXPECT_EQ(MediaStreamTrackInterface::kLive, video_track_->state());
audio_track_ = AudioTrack::Create(kAudioTrackId, nullptr);
ASSERT_TRUE(audio_track_.get() != NULL);
EXPECT_EQ(MediaStreamTrackInterface::kLive, audio_track_->state());
EXPECT_TRUE(stream_->AddTrack(video_track_));
EXPECT_FALSE(stream_->AddTrack(video_track_));
EXPECT_TRUE(stream_->AddTrack(audio_track_));
EXPECT_FALSE(stream_->AddTrack(audio_track_));
}
void ChangeTrack(MediaStreamTrackInterface* track) {
MockObserver observer(track);
EXPECT_CALL(observer, OnChanged()).Times(Exactly(1));
track->set_enabled(false);
EXPECT_FALSE(track->enabled());
}
rtc::AutoThread main_thread_;
scoped_refptr<MediaStreamInterface> stream_;
scoped_refptr<AudioTrackInterface> audio_track_;
scoped_refptr<VideoTrackInterface> video_track_;
};
TEST_F(MediaStreamTest, GetTrackInfo) {
ASSERT_EQ(1u, stream_->GetVideoTracks().size());
ASSERT_EQ(1u, stream_->GetAudioTracks().size());
// Verify the video track.
scoped_refptr<webrtc::MediaStreamTrackInterface> video_track(
stream_->GetVideoTracks()[0]);
EXPECT_EQ(0, video_track->id().compare(kVideoTrackId));
EXPECT_TRUE(video_track->enabled());
ASSERT_EQ(1u, stream_->GetVideoTracks().size());
EXPECT_TRUE(stream_->GetVideoTracks()[0].get() == video_track.get());
EXPECT_TRUE(stream_->FindVideoTrack(video_track->id()).get() ==
video_track.get());
video_track = stream_->GetVideoTracks()[0];
EXPECT_EQ(0, video_track->id().compare(kVideoTrackId));
EXPECT_TRUE(video_track->enabled());
// Verify the audio track.
scoped_refptr<webrtc::MediaStreamTrackInterface> audio_track(
stream_->GetAudioTracks()[0]);
EXPECT_EQ(0, audio_track->id().compare(kAudioTrackId));
EXPECT_TRUE(audio_track->enabled());
ASSERT_EQ(1u, stream_->GetAudioTracks().size());
EXPECT_TRUE(stream_->GetAudioTracks()[0].get() == audio_track.get());
EXPECT_TRUE(stream_->FindAudioTrack(audio_track->id()).get() ==
audio_track.get());
audio_track = stream_->GetAudioTracks()[0];
EXPECT_EQ(0, audio_track->id().compare(kAudioTrackId));
EXPECT_TRUE(audio_track->enabled());
}
TEST_F(MediaStreamTest, RemoveTrack) {
MockObserver observer(stream_.get());
EXPECT_CALL(observer, OnChanged()).Times(Exactly(2));
EXPECT_TRUE(stream_->RemoveTrack(audio_track_));
EXPECT_FALSE(stream_->RemoveTrack(audio_track_));
EXPECT_EQ(0u, stream_->GetAudioTracks().size());
EXPECT_EQ(0u, stream_->GetAudioTracks().size());
EXPECT_TRUE(stream_->RemoveTrack(video_track_));
EXPECT_FALSE(stream_->RemoveTrack(video_track_));
EXPECT_EQ(0u, stream_->GetVideoTracks().size());
EXPECT_EQ(0u, stream_->GetVideoTracks().size());
EXPECT_FALSE(stream_->RemoveTrack(rtc::scoped_refptr<AudioTrackInterface>()));
EXPECT_FALSE(stream_->RemoveTrack(rtc::scoped_refptr<VideoTrackInterface>()));
}
TEST_F(MediaStreamTest, ChangeVideoTrack) {
scoped_refptr<webrtc::VideoTrackInterface> video_track(
stream_->GetVideoTracks()[0]);
ChangeTrack(video_track.get());
}
TEST_F(MediaStreamTest, ChangeAudioTrack) {
scoped_refptr<webrtc::AudioTrackInterface> audio_track(
stream_->GetAudioTracks()[0]);
ChangeTrack(audio_track.get());
}
} // namespace webrtc
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