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/*
* Copyright (c) 2019 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.
*/
#ifndef TEST_PC_E2E_TEST_PEER_H_
#define TEST_PC_E2E_TEST_PEER_H_
#include <memory>
#include <vector>
#include "absl/memory/memory.h"
#include "absl/strings/string_view.h"
#include "absl/types/optional.h"
#include "api/function_view.h"
#include "api/scoped_refptr.h"
#include "api/sequence_checker.h"
#include "api/set_remote_description_observer_interface.h"
#include "api/task_queue/pending_task_safety_flag.h"
#include "api/test/frame_generator_interface.h"
#include "api/test/pclf/media_configuration.h"
#include "api/test/pclf/media_quality_test_params.h"
#include "api/test/pclf/peer_configurer.h"
#include "pc/peer_connection_wrapper.h"
#include "rtc_base/logging.h"
#include "rtc_base/synchronization/mutex.h"
#include "test/pc/e2e/stats_provider.h"
namespace webrtc {
namespace webrtc_pc_e2e {
// Describes a single participant in the call.
class TestPeer final : public StatsProvider {
public:
~TestPeer() override = default;
const Params& params() const { return params_; }
ConfigurableParams configurable_params() const;
void AddVideoConfig(VideoConfig config);
// Removes video config with specified name. Crashes if the config with
// specified name isn't found.
void RemoveVideoConfig(absl::string_view stream_label);
void SetVideoSubscription(VideoSubscription subscription);
void GetStats(RTCStatsCollectorCallback* callback) override;
PeerConfigurer::VideoSource ReleaseVideoSource(size_t i) {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return std::move(video_sources_[i]);
}
PeerConnectionFactoryInterface* pc_factory() {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->pc_factory();
}
PeerConnectionInterface* pc() {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->pc();
}
MockPeerConnectionObserver* observer() {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->observer();
}
// Tell underlying `PeerConnection` to create an Offer.
// `observer` will be invoked on the signaling thread when offer is created.
void CreateOffer(
rtc::scoped_refptr<CreateSessionDescriptionObserver> observer) {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
pc()->CreateOffer(observer.get(), params_.rtc_offer_answer_options);
}
std::unique_ptr<SessionDescriptionInterface> CreateOffer() {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->CreateOffer(params_.rtc_offer_answer_options);
}
std::unique_ptr<SessionDescriptionInterface> CreateAnswer() {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->CreateAnswer();
}
bool SetLocalDescription(std::unique_ptr<SessionDescriptionInterface> desc,
std::string* error_out = nullptr) {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->SetLocalDescription(std::move(desc), error_out);
}
// `error_out` will be set only if returned value is false.
bool SetRemoteDescription(std::unique_ptr<SessionDescriptionInterface> desc,
std::string* error_out = nullptr);
rtc::scoped_refptr<RtpTransceiverInterface> AddTransceiver(
cricket::MediaType media_type,
const RtpTransceiverInit& init) {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->AddTransceiver(media_type, init);
}
rtc::scoped_refptr<RtpSenderInterface> AddTrack(
rtc::scoped_refptr<MediaStreamTrackInterface> track,
const std::vector<std::string>& stream_ids = {}) {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->AddTrack(track, stream_ids);
}
rtc::scoped_refptr<DataChannelInterface> CreateDataChannel(
const std::string& label,
const absl::optional<DataChannelInit>& config = absl::nullopt) {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->CreateDataChannel(label, config);
}
PeerConnectionInterface::SignalingState signaling_state() {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->signaling_state();
}
bool IsIceGatheringDone() {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->IsIceGatheringDone();
}
bool IsIceConnected() {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->IsIceConnected();
}
rtc::scoped_refptr<const RTCStatsReport> GetStats() {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
return wrapper_->GetStats();
}
void DetachAecDump() {
RTC_CHECK(wrapper_) << "TestPeer is already closed";
if (audio_processing_) {
audio_processing_->DetachAecDump();
}
}
// Adds provided `candidates` to the owned peer connection.
bool AddIceCandidates(
std::vector<std::unique_ptr<IceCandidateInterface>> candidates);
// Closes underlying peer connection and destroys all related objects freeing
// up related resources.
void Close();
protected:
friend class TestPeerFactory;
TestPeer(rtc::scoped_refptr<PeerConnectionFactoryInterface> pc_factory,
rtc::scoped_refptr<PeerConnectionInterface> pc,
std::unique_ptr<MockPeerConnectionObserver> observer,
Params params,
ConfigurableParams configurable_params,
std::vector<PeerConfigurer::VideoSource> video_sources,
rtc::scoped_refptr<AudioProcessing> audio_processing,
std::unique_ptr<rtc::Thread> worker_thread);
private:
const Params params_;
mutable Mutex mutex_;
ConfigurableParams configurable_params_ RTC_GUARDED_BY(mutex_);
// Safety flag to protect all tasks posted on the signaling thread to not be
// executed after `wrapper_` object is destructed.
rtc::scoped_refptr<PendingTaskSafetyFlag> signaling_thread_task_safety_ =
nullptr;
// Keeps ownership of worker thread. It has to be destroyed after `wrapper_`.
// `worker_thread_`can be null if the Peer use only one thread as both the
// worker thread and network thread.
std::unique_ptr<rtc::Thread> worker_thread_;
std::unique_ptr<PeerConnectionWrapper> wrapper_;
std::vector<PeerConfigurer::VideoSource> video_sources_;
rtc::scoped_refptr<AudioProcessing> audio_processing_;
std::vector<std::unique_ptr<IceCandidateInterface>> remote_ice_candidates_;
};
} // namespace webrtc_pc_e2e
} // namespace webrtc
#endif // TEST_PC_E2E_TEST_PEER_H_
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