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/*
* libjingle
* Copyright 2012 Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "talk/app/webrtc/mediastreamhandler.h"
#include <string>
#include "talk/app/webrtc/audiotrack.h"
#include "talk/app/webrtc/mediastream.h"
#include "talk/app/webrtc/remoteaudiosource.h"
#include "talk/app/webrtc/streamcollection.h"
#include "talk/app/webrtc/videosource.h"
#include "talk/app/webrtc/videotrack.h"
#include "talk/media/base/fakevideocapturer.h"
#include "talk/media/base/mediachannel.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "webrtc/base/gunit.h"
using ::testing::_;
using ::testing::Exactly;
static const char kStreamLabel1[] = "local_stream_1";
static const char kVideoTrackId[] = "video_1";
static const char kAudioTrackId[] = "audio_1";
static const uint32 kVideoSsrc = 98;
static const uint32 kAudioSsrc = 99;
namespace webrtc {
// Helper class to test MediaStreamHandler.
class MockAudioProvider : public AudioProviderInterface {
public:
virtual ~MockAudioProvider() {}
MOCK_METHOD3(SetAudioPlayout, void(uint32 ssrc, bool enable,
cricket::AudioRenderer* renderer));
MOCK_METHOD4(SetAudioSend, void(uint32 ssrc, bool enable,
const cricket::AudioOptions& options,
cricket::AudioRenderer* renderer));
MOCK_METHOD2(SetAudioPlayoutVolume, void(uint32 ssrc, double volume));
};
// Helper class to test MediaStreamHandler.
class MockVideoProvider : public VideoProviderInterface {
public:
virtual ~MockVideoProvider() {}
MOCK_METHOD2(SetCaptureDevice, bool(uint32 ssrc,
cricket::VideoCapturer* camera));
MOCK_METHOD3(SetVideoPlayout, void(uint32 ssrc,
bool enable,
cricket::VideoRenderer* renderer));
MOCK_METHOD3(SetVideoSend, void(uint32 ssrc, bool enable,
const cricket::VideoOptions* options));
};
class FakeVideoSource : public Notifier<VideoSourceInterface> {
public:
static rtc::scoped_refptr<FakeVideoSource> Create() {
return new rtc::RefCountedObject<FakeVideoSource>();
}
virtual cricket::VideoCapturer* GetVideoCapturer() {
return &fake_capturer_;
}
virtual void Stop() {}
virtual void Restart() {}
virtual void AddSink(cricket::VideoRenderer* output) {}
virtual void RemoveSink(cricket::VideoRenderer* output) {}
virtual SourceState state() const { return state_; }
virtual const cricket::VideoOptions* options() const { return &options_; }
virtual cricket::VideoRenderer* FrameInput() { return NULL; }
protected:
FakeVideoSource() : state_(kLive) {}
~FakeVideoSource() {}
private:
cricket::FakeVideoCapturer fake_capturer_;
SourceState state_;
cricket::VideoOptions options_;
};
class MediaStreamHandlerTest : public testing::Test {
public:
MediaStreamHandlerTest()
: handlers_(&audio_provider_, &video_provider_) {
}
virtual void SetUp() {
stream_ = MediaStream::Create(kStreamLabel1);
rtc::scoped_refptr<VideoSourceInterface> source(
FakeVideoSource::Create());
video_track_ = VideoTrack::Create(kVideoTrackId, source);
EXPECT_TRUE(stream_->AddTrack(video_track_));
}
void AddLocalAudioTrack() {
audio_track_ = AudioTrack::Create(kAudioTrackId, NULL);
EXPECT_TRUE(stream_->AddTrack(audio_track_));
EXPECT_CALL(audio_provider_, SetAudioSend(kAudioSsrc, true, _, _));
handlers_.AddLocalAudioTrack(stream_, stream_->GetAudioTracks()[0],
kAudioSsrc);
}
void AddLocalVideoTrack() {
EXPECT_CALL(video_provider_, SetCaptureDevice(
kVideoSsrc, video_track_->GetSource()->GetVideoCapturer()));
EXPECT_CALL(video_provider_, SetVideoSend(kVideoSsrc, true, _));
handlers_.AddLocalVideoTrack(stream_, stream_->GetVideoTracks()[0],
kVideoSsrc);
}
void RemoveLocalAudioTrack() {
EXPECT_CALL(audio_provider_, SetAudioSend(kAudioSsrc, false, _, _))
.Times(1);
handlers_.RemoveLocalTrack(stream_, audio_track_);
}
void RemoveLocalVideoTrack() {
EXPECT_CALL(video_provider_, SetCaptureDevice(kVideoSsrc, NULL))
.Times(1);
EXPECT_CALL(video_provider_, SetVideoSend(kVideoSsrc, false, _))
.Times(1);
handlers_.RemoveLocalTrack(stream_, video_track_);
}
void AddRemoteAudioTrack() {
audio_track_ = AudioTrack::Create(kAudioTrackId,
RemoteAudioSource::Create().get());
EXPECT_TRUE(stream_->AddTrack(audio_track_));
EXPECT_CALL(audio_provider_, SetAudioPlayout(kAudioSsrc, true, _));
handlers_.AddRemoteAudioTrack(stream_, stream_->GetAudioTracks()[0],
kAudioSsrc);
}
void AddRemoteVideoTrack() {
EXPECT_CALL(video_provider_, SetVideoPlayout(
kVideoSsrc, true, video_track_->GetSource()->FrameInput()));
handlers_.AddRemoteVideoTrack(stream_, stream_->GetVideoTracks()[0],
kVideoSsrc);
}
void RemoveRemoteAudioTrack() {
EXPECT_CALL(audio_provider_, SetAudioPlayout(kAudioSsrc, false, _));
handlers_.RemoveRemoteTrack(stream_, stream_->GetAudioTracks()[0]);
}
void RemoveRemoteVideoTrack() {
EXPECT_CALL(video_provider_, SetVideoPlayout(kVideoSsrc, false, NULL));
handlers_.RemoveRemoteTrack(stream_, stream_->GetVideoTracks()[0]);
}
protected:
MockAudioProvider audio_provider_;
MockVideoProvider video_provider_;
MediaStreamHandlerContainer handlers_;
rtc::scoped_refptr<MediaStreamInterface> stream_;
rtc::scoped_refptr<VideoTrackInterface> video_track_;
rtc::scoped_refptr<AudioTrackInterface> audio_track_;
};
// Test that |audio_provider_| is notified when an audio track is associated
// and disassociated with a MediaStreamHandler.
TEST_F(MediaStreamHandlerTest, AddAndRemoveLocalAudioTrack) {
AddLocalAudioTrack();
RemoveLocalAudioTrack();
handlers_.RemoveLocalStream(stream_);
}
// Test that |video_provider_| is notified when a video track is associated and
// disassociated with a MediaStreamHandler.
TEST_F(MediaStreamHandlerTest, AddAndRemoveLocalVideoTrack) {
AddLocalVideoTrack();
RemoveLocalVideoTrack();
handlers_.RemoveLocalStream(stream_);
}
// Test that |video_provider_| and |audio_provider_| is notified when an audio
// and video track is disassociated with a MediaStreamHandler by calling
// RemoveLocalStream.
TEST_F(MediaStreamHandlerTest, RemoveLocalStream) {
AddLocalAudioTrack();
AddLocalVideoTrack();
EXPECT_CALL(video_provider_, SetCaptureDevice(kVideoSsrc, NULL))
.Times(1);
EXPECT_CALL(video_provider_, SetVideoSend(kVideoSsrc, false, _))
.Times(1);
EXPECT_CALL(audio_provider_, SetAudioSend(kAudioSsrc, false, _, _))
.Times(1);
handlers_.RemoveLocalStream(stream_);
}
// Test that |audio_provider_| is notified when a remote audio and track is
// associated and disassociated with a MediaStreamHandler.
TEST_F(MediaStreamHandlerTest, AddAndRemoveRemoteAudioTrack) {
AddRemoteAudioTrack();
RemoveRemoteAudioTrack();
handlers_.RemoveRemoteStream(stream_);
}
// Test that |video_provider_| is notified when a remote
// video track is associated and disassociated with a MediaStreamHandler.
TEST_F(MediaStreamHandlerTest, AddAndRemoveRemoteVideoTrack) {
AddRemoteVideoTrack();
RemoveRemoteVideoTrack();
handlers_.RemoveRemoteStream(stream_);
}
// Test that |audio_provider_| and |video_provider_| is notified when an audio
// and video track is disassociated with a MediaStreamHandler by calling
// RemoveRemoveStream.
TEST_F(MediaStreamHandlerTest, RemoveRemoteStream) {
AddRemoteAudioTrack();
AddRemoteVideoTrack();
EXPECT_CALL(video_provider_, SetVideoPlayout(kVideoSsrc, false, NULL))
.Times(1);
EXPECT_CALL(audio_provider_, SetAudioPlayout(kAudioSsrc, false, _))
.Times(1);
handlers_.RemoveRemoteStream(stream_);
}
TEST_F(MediaStreamHandlerTest, LocalAudioTrackDisable) {
AddLocalAudioTrack();
EXPECT_CALL(audio_provider_, SetAudioSend(kAudioSsrc, false, _, _));
audio_track_->set_enabled(false);
EXPECT_CALL(audio_provider_, SetAudioSend(kAudioSsrc, true, _, _));
audio_track_->set_enabled(true);
RemoveLocalAudioTrack();
handlers_.TearDown();
}
TEST_F(MediaStreamHandlerTest, RemoteAudioTrackDisable) {
AddRemoteAudioTrack();
EXPECT_CALL(audio_provider_, SetAudioPlayout(kAudioSsrc, false, _));
audio_track_->set_enabled(false);
EXPECT_CALL(audio_provider_, SetAudioPlayout(kAudioSsrc, true, _));
audio_track_->set_enabled(true);
RemoveRemoteAudioTrack();
handlers_.TearDown();
}
TEST_F(MediaStreamHandlerTest, LocalVideoTrackDisable) {
AddLocalVideoTrack();
EXPECT_CALL(video_provider_, SetVideoSend(kVideoSsrc, false, _));
video_track_->set_enabled(false);
EXPECT_CALL(video_provider_, SetVideoSend(kVideoSsrc, true, _));
video_track_->set_enabled(true);
RemoveLocalVideoTrack();
handlers_.TearDown();
}
TEST_F(MediaStreamHandlerTest, RemoteVideoTrackDisable) {
AddRemoteVideoTrack();
video_track_->set_enabled(false);
video_track_->set_enabled(true);
RemoveRemoteVideoTrack();
handlers_.TearDown();
}
TEST_F(MediaStreamHandlerTest, RemoteAudioTrackSetVolume) {
AddRemoteAudioTrack();
double volume = 0.5;
EXPECT_CALL(audio_provider_, SetAudioPlayoutVolume(kAudioSsrc, volume));
audio_track_->GetSource()->SetVolume(volume);
// Disable the audio track, this should prevent setting the volume.
EXPECT_CALL(audio_provider_, SetAudioPlayout(kAudioSsrc, false, _));
audio_track_->set_enabled(false);
audio_track_->GetSource()->SetVolume(1.0);
EXPECT_CALL(audio_provider_, SetAudioPlayout(kAudioSsrc, true, _));
audio_track_->set_enabled(true);
double new_volume = 0.8;
EXPECT_CALL(audio_provider_, SetAudioPlayoutVolume(kAudioSsrc, new_volume));
audio_track_->GetSource()->SetVolume(new_volume);
RemoveRemoteAudioTrack();
handlers_.TearDown();
}
} // namespace webrtc