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webrtc/pc/channel_unittest.cc
Per K b60f0ffbce Dont signal ReadyToSend in RtpTransport::SendPacket 
Before this cl, ReadyToSend signaled false if sending a packet failed and transport->GetError() returns ECONN.
ECONN may be reported by the TCP connection (TcpConnection) if the remote closed the connection. TcpConnection will attempt to reconnect and should change the writable state if it fail.
Changing the state in the context of sending packets may cause recursive
calls and seems to cause problems with incorrect states.
It is simpler if RtpTransport::SendPacket ignore these failures and
upper layers treat these lost packets similar to if the packets had been
lost via UDP.
For safety, this change can be reverted by field trial WebRTC-SetReadyToSendFalseIfSendFail/Enabled/.

Bug: webrtc:361124449 b/359989715
Change-Id: I8e7016dfb4301862286215c4512aa8ac03a16685
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/360120
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Per Kjellander <perkj@webrtc.org>
Reviewed-by: Jonas Oreland <jonaso@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#42868}
2024-08-27 14:16:53 +00:00

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/*
* Copyright 2009 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/channel.h"
#include <stddef.h>
#include <cstdint>
#include <string>
#include <type_traits>
#include "absl/functional/any_invocable.h"
#include "api/array_view.h"
#include "api/audio_options.h"
#include "api/rtp_parameters.h"
#include "api/task_queue/pending_task_safety_flag.h"
#include "media/base/codec.h"
#include "media/base/fake_media_engine.h"
#include "media/base/fake_rtp.h"
#include "media/base/media_channel.h"
#include "media/base/media_constants.h"
#include "media/base/rid_description.h"
#include "p2p/base/candidate_pair_interface.h"
#include "p2p/base/dtls_transport_internal.h"
#include "p2p/base/fake_dtls_transport.h"
#include "p2p/base/fake_packet_transport.h"
#include "p2p/base/ice_transport_internal.h"
#include "p2p/base/p2p_constants.h"
#include "p2p/base/packet_transport_internal.h"
#include "pc/dtls_srtp_transport.h"
#include "pc/jsep_transport.h"
#include "pc/rtp_transport.h"
#include "rtc_base/arraysize.h"
#include "rtc_base/buffer.h"
#include "rtc_base/byte_order.h"
#include "rtc_base/checks.h"
#include "rtc_base/rtc_certificate.h"
#include "rtc_base/ssl_identity.h"
#include "rtc_base/task_queue_for_test.h"
#include "test/gmock.h"
#include "test/gtest.h"
#include "test/scoped_key_value_config.h"
namespace {
using ::cricket::DtlsTransportInternal;
using ::cricket::FakeVoiceMediaReceiveChannel;
using ::cricket::FakeVoiceMediaSendChannel;
using ::cricket::RidDescription;
using ::cricket::RidDirection;
using ::cricket::StreamParams;
using ::testing::AllOf;
using ::testing::ElementsAre;
using ::testing::Field;
using ::webrtc::RtpTransceiverDirection;
using ::webrtc::SdpType;
const cricket::Codec kPcmuCodec =
cricket::CreateAudioCodec(0, "PCMU", 64000, 1);
const cricket::Codec kPcmaCodec =
cricket::CreateAudioCodec(8, "PCMA", 64000, 1);
const cricket::Codec kIsacCodec =
cricket::CreateAudioCodec(103, "ISAC", 40000, 1);
const cricket::Codec kH264Codec = cricket::CreateVideoCodec(97, "H264");
const cricket::Codec kH264SvcCodec = cricket::CreateVideoCodec(99, "H264-SVC");
const uint32_t kSsrc1 = 0x1111;
const uint32_t kSsrc2 = 0x2222;
const uint32_t kSsrc3 = 0x3333;
const uint32_t kSsrc4 = 0x4444;
const int kAudioPts[] = {0, 8};
const int kVideoPts[] = {97, 99};
enum class NetworkIsWorker { Yes, No };
template <class ChannelT,
class MediaSendChannelT,
class MediaReceiveChannelT,
class MediaSendChannelInterfaceT,
class MediaReceiveChannelInterfaceT,
class ContentT,
class MediaInfoT,
class OptionsT>
class Traits {
public:
typedef ChannelT Channel;
typedef MediaSendChannelT MediaSendChannel;
typedef MediaReceiveChannelT MediaReceiveChannel;
typedef MediaSendChannelInterfaceT MediaSendChannelInterface;
typedef MediaReceiveChannelInterfaceT MediaReceiveChannelInterface;
typedef ContentT Content;
typedef MediaInfoT MediaInfo;
typedef OptionsT Options;
};
class VoiceTraits : public Traits<cricket::VoiceChannel,
cricket::FakeVoiceMediaSendChannel,
cricket::FakeVoiceMediaReceiveChannel,
cricket::VoiceMediaSendChannelInterface,
cricket::VoiceMediaReceiveChannelInterface,
cricket::AudioContentDescription,
cricket::VoiceMediaInfo,
cricket::AudioOptions> {};
class VideoTraits : public Traits<cricket::VideoChannel,
cricket::FakeVideoMediaSendChannel,
cricket::FakeVideoMediaReceiveChannel,
cricket::VideoMediaSendChannelInterface,
cricket::VideoMediaReceiveChannelInterface,
cricket::VideoContentDescription,
cricket::VideoMediaInfo,
cricket::VideoOptions> {};
// Base class for Voice/Video tests
template <class T>
class ChannelTest : public ::testing::Test, public sigslot::has_slots<> {
public:
enum Flags {
RTCP_MUX = 0x1,
SSRC_MUX = 0x8,
DTLS = 0x10,
// Use BaseChannel with PacketTransportInternal rather than
// DtlsTransportInternal.
RAW_PACKET_TRANSPORT = 0x20,
};
ChannelTest(bool verify_playout,
rtc::ArrayView<const uint8_t> rtp_data,
rtc::ArrayView<const uint8_t> rtcp_data,
NetworkIsWorker network_is_worker)
: verify_playout_(verify_playout),
rtp_packet_(rtp_data.data(), rtp_data.size()),
rtcp_packet_(rtcp_data.data(), rtcp_data.size()) {
if (network_is_worker == NetworkIsWorker::Yes) {
network_thread_ = rtc::Thread::Current();
} else {
network_thread_keeper_ = rtc::Thread::Create();
network_thread_keeper_->SetName("Network", nullptr);
network_thread_ = network_thread_keeper_.get();
}
RTC_DCHECK(network_thread_);
}
~ChannelTest() {
if (network_thread_) {
SendTask(network_thread_, [this]() {
network_thread_safety_->SetNotAlive();
DeinitChannels();
// Transports must be created and destroyed on the network thread.
fake_rtp_dtls_transport1_ = nullptr;
fake_rtcp_dtls_transport1_ = nullptr;
fake_rtp_dtls_transport2_ = nullptr;
fake_rtcp_dtls_transport2_ = nullptr;
fake_rtp_packet_transport1_ = nullptr;
fake_rtcp_packet_transport1_ = nullptr;
fake_rtp_packet_transport2_ = nullptr;
fake_rtcp_packet_transport2_ = nullptr;
rtp_transport1_ = nullptr;
rtp_transport2_ = nullptr;
new_rtp_transport_ = nullptr;
});
}
}
void CreateChannels(int flags1, int flags2) {
CreateChannels(std::make_unique<typename T::MediaSendChannel>(
typename T::Options(), network_thread_),
std::make_unique<typename T::MediaReceiveChannel>(
typename T::Options(), network_thread_),
std::make_unique<typename T::MediaSendChannel>(
typename T::Options(), network_thread_),
std::make_unique<typename T::MediaReceiveChannel>(
typename T::Options(), network_thread_),
flags1, flags2);
}
void CreateChannels(std::unique_ptr<typename T::MediaSendChannel> ch1s,
std::unique_ptr<typename T::MediaReceiveChannel> ch1r,
std::unique_ptr<typename T::MediaSendChannel> ch2s,
std::unique_ptr<typename T::MediaReceiveChannel> ch2r,
int flags1,
int flags2) {
RTC_DCHECK(!channel1_);
RTC_DCHECK(!channel2_);
// Network thread is started in CreateChannels, to allow the test to
// configure a fake clock before any threads are spawned and attempt to
// access the time.
if (network_thread_keeper_) {
network_thread_keeper_->Start();
}
// Make sure if using raw packet transports, they're used for both
// channels.
RTC_DCHECK_EQ(flags1 & RAW_PACKET_TRANSPORT, flags2 & RAW_PACKET_TRANSPORT);
rtc::Thread* worker_thread = rtc::Thread::Current();
network_thread_->BlockingCall([&] {
// Based on flags, create fake DTLS or raw packet transports.
if (flags1 & RAW_PACKET_TRANSPORT) {
fake_rtp_packet_transport1_.reset(
new rtc::FakePacketTransport("channel1_rtp"));
if (!(flags1 & RTCP_MUX)) {
fake_rtcp_packet_transport1_.reset(
new rtc::FakePacketTransport("channel1_rtcp"));
}
} else {
// Confirmed to work with KT_RSA and KT_ECDSA.
fake_rtp_dtls_transport1_.reset(new cricket::FakeDtlsTransport(
"channel1", cricket::ICE_CANDIDATE_COMPONENT_RTP, network_thread_));
if (!(flags1 & RTCP_MUX)) {
fake_rtcp_dtls_transport1_.reset(new cricket::FakeDtlsTransport(
"channel1", cricket::ICE_CANDIDATE_COMPONENT_RTCP,
network_thread_));
}
if (flags1 & DTLS) {
auto cert1 = rtc::RTCCertificate::Create(
rtc::SSLIdentity::Create("session1", rtc::KT_DEFAULT));
fake_rtp_dtls_transport1_->SetLocalCertificate(cert1);
if (fake_rtcp_dtls_transport1_) {
fake_rtcp_dtls_transport1_->SetLocalCertificate(cert1);
}
}
}
// Based on flags, create fake DTLS or raw packet transports.
if (flags2 & RAW_PACKET_TRANSPORT) {
fake_rtp_packet_transport2_.reset(
new rtc::FakePacketTransport("channel2_rtp"));
if (!(flags2 & RTCP_MUX)) {
fake_rtcp_packet_transport2_.reset(
new rtc::FakePacketTransport("channel2_rtcp"));
}
} else {
// Confirmed to work with KT_RSA and KT_ECDSA.
fake_rtp_dtls_transport2_.reset(new cricket::FakeDtlsTransport(
"channel2", cricket::ICE_CANDIDATE_COMPONENT_RTP, network_thread_));
if (!(flags2 & RTCP_MUX)) {
fake_rtcp_dtls_transport2_.reset(new cricket::FakeDtlsTransport(
"channel2", cricket::ICE_CANDIDATE_COMPONENT_RTCP,
network_thread_));
}
if (flags2 & DTLS) {
auto cert2 = rtc::RTCCertificate::Create(
rtc::SSLIdentity::Create("session2", rtc::KT_DEFAULT));
fake_rtp_dtls_transport2_->SetLocalCertificate(cert2);
if (fake_rtcp_dtls_transport2_) {
fake_rtcp_dtls_transport2_->SetLocalCertificate(cert2);
}
}
}
rtp_transport1_ = CreateRtpTransportBasedOnFlags(
fake_rtp_packet_transport1_.get(), fake_rtcp_packet_transport1_.get(),
fake_rtp_dtls_transport1_.get(), fake_rtcp_dtls_transport1_.get(),
flags1);
rtp_transport2_ = CreateRtpTransportBasedOnFlags(
fake_rtp_packet_transport2_.get(), fake_rtcp_packet_transport2_.get(),
fake_rtp_dtls_transport2_.get(), fake_rtcp_dtls_transport2_.get(),
flags2);
});
channel1_ = CreateChannel(worker_thread, network_thread_, std::move(ch1s),
std::move(ch1r), rtp_transport1_.get(), flags1);
channel2_ = CreateChannel(worker_thread, network_thread_, std::move(ch2s),
std::move(ch2r), rtp_transport2_.get(), flags2);
CreateContent(flags1, kPcmuCodec, kH264Codec, &local_media_content1_);
CreateContent(flags2, kPcmuCodec, kH264Codec, &local_media_content2_);
CopyContent(local_media_content1_, &remote_media_content1_);
CopyContent(local_media_content2_, &remote_media_content2_);
// Add stream information (SSRC) to the local content but not to the remote
// content. This means that we per default know the SSRC of what we send but
// not what we receive.
AddLegacyStreamInContent(kSsrc1, flags1, &local_media_content1_);
AddLegacyStreamInContent(kSsrc2, flags2, &local_media_content2_);
// If SSRC_MUX is used we also need to know the SSRC of the incoming stream.
if (flags1 & SSRC_MUX) {
AddLegacyStreamInContent(kSsrc1, flags1, &remote_media_content1_);
}
if (flags2 & SSRC_MUX) {
AddLegacyStreamInContent(kSsrc2, flags2, &remote_media_content2_);
}
}
std::unique_ptr<typename T::Channel> CreateChannel(
rtc::Thread* worker_thread,
rtc::Thread* network_thread,
std::unique_ptr<typename T::MediaSendChannel> ch_send,
std::unique_ptr<typename T::MediaReceiveChannel> ch_receive,
webrtc::RtpTransportInternal* rtp_transport,
int flags);
std::unique_ptr<webrtc::RtpTransportInternal> CreateRtpTransportBasedOnFlags(
rtc::PacketTransportInternal* rtp_packet_transport,
rtc::PacketTransportInternal* rtcp_packet_transport,
DtlsTransportInternal* rtp_dtls_transport,
DtlsTransportInternal* rtcp_dtls_transport,
int flags) {
if (flags & RTCP_MUX) {
rtcp_packet_transport = nullptr;
rtcp_dtls_transport = nullptr;
}
if (flags & DTLS) {
return CreateDtlsSrtpTransport(rtp_dtls_transport, rtcp_dtls_transport);
} else {
if (flags & RAW_PACKET_TRANSPORT) {
return CreateUnencryptedTransport(rtp_packet_transport,
rtcp_packet_transport);
} else {
return CreateUnencryptedTransport(rtp_dtls_transport,
rtcp_dtls_transport);
}
}
}
// Unininitializes the channels on the network thread.
void DeinitChannels() {
if (!channel1_ && !channel2_)
return;
SendTask(network_thread_, [this]() {
if (channel1_) {
RTC_DCHECK_RUN_ON(channel1_->network_thread());
channel1_->SetRtpTransport(nullptr);
}
if (channel2_) {
RTC_DCHECK_RUN_ON(channel2_->network_thread());
channel2_->SetRtpTransport(nullptr);
}
});
}
std::unique_ptr<webrtc::RtpTransport> CreateUnencryptedTransport(
rtc::PacketTransportInternal* rtp_packet_transport,
rtc::PacketTransportInternal* rtcp_packet_transport) {
auto rtp_transport = std::make_unique<webrtc::RtpTransport>(
rtcp_packet_transport == nullptr, field_trials_);
SendTask(network_thread_,
[&rtp_transport, rtp_packet_transport, rtcp_packet_transport] {
rtp_transport->SetRtpPacketTransport(rtp_packet_transport);
if (rtcp_packet_transport) {
rtp_transport->SetRtcpPacketTransport(rtcp_packet_transport);
}
});
return rtp_transport;
}
std::unique_ptr<webrtc::DtlsSrtpTransport> CreateDtlsSrtpTransport(
cricket::DtlsTransportInternal* rtp_dtls_transport,
cricket::DtlsTransportInternal* rtcp_dtls_transport) {
auto dtls_srtp_transport = std::make_unique<webrtc::DtlsSrtpTransport>(
rtcp_dtls_transport == nullptr, field_trials_);
SendTask(network_thread_,
[&dtls_srtp_transport, rtp_dtls_transport, rtcp_dtls_transport] {
dtls_srtp_transport->SetDtlsTransports(rtp_dtls_transport,
rtcp_dtls_transport);
});
return dtls_srtp_transport;
}
void ConnectFakeTransports() {
SendTask(network_thread_, [this] {
bool asymmetric = false;
// Depending on test flags, could be using DTLS or raw packet transport.
if (fake_rtp_dtls_transport1_ && fake_rtp_dtls_transport2_) {
fake_rtp_dtls_transport1_->SetDestination(
fake_rtp_dtls_transport2_.get(), asymmetric);
}
if (fake_rtcp_dtls_transport1_ && fake_rtcp_dtls_transport2_) {
fake_rtcp_dtls_transport1_->SetDestination(
fake_rtcp_dtls_transport2_.get(), asymmetric);
}
if (fake_rtp_packet_transport1_ && fake_rtp_packet_transport2_) {
fake_rtp_packet_transport1_->SetDestination(
fake_rtp_packet_transport2_.get(), asymmetric);
}
if (fake_rtcp_packet_transport1_ && fake_rtcp_packet_transport2_) {
fake_rtcp_packet_transport1_->SetDestination(
fake_rtcp_packet_transport2_.get(), asymmetric);
}
});
// The transport becoming writable will asynchronously update the send state
// on the worker thread; since this test uses the main thread as the worker
// thread, we must process the message queue for this to occur.
WaitForThreads();
}
bool SendInitiate() {
std::string err;
bool result = channel1_->SetLocalContent(&local_media_content1_,
SdpType::kOffer, err);
if (result) {
channel1_->Enable(true);
FlushCurrentThread();
result = channel2_->SetRemoteContent(&remote_media_content1_,
SdpType::kOffer, err);
if (result) {
ConnectFakeTransports();
result = channel2_->SetLocalContent(&local_media_content2_,
SdpType::kAnswer, err);
}
}
return result;
}
bool SendAccept() {
channel2_->Enable(true);
FlushCurrentThread();
std::string err;
return channel1_->SetRemoteContent(&remote_media_content2_,
SdpType::kAnswer, err);
}
bool SendOffer() {
std::string err;
bool result = channel1_->SetLocalContent(&local_media_content1_,
SdpType::kOffer, err);
if (result) {
channel1_->Enable(true);
result = channel2_->SetRemoteContent(&remote_media_content1_,
SdpType::kOffer, err);
}
return result;
}
bool SendProvisionalAnswer() {
std::string err;
bool result = channel2_->SetLocalContent(&local_media_content2_,
SdpType::kPrAnswer, err);
if (result) {
channel2_->Enable(true);
result = channel1_->SetRemoteContent(&remote_media_content2_,
SdpType::kPrAnswer, err);
ConnectFakeTransports();
}
return result;
}
bool SendFinalAnswer() {
std::string err;
bool result = channel2_->SetLocalContent(&local_media_content2_,
SdpType::kAnswer, err);
if (result) {
result = channel1_->SetRemoteContent(&remote_media_content2_,
SdpType::kAnswer, err);
}
return result;
}
void SendRtp(typename T::MediaSendChannel* media_channel, rtc::Buffer data) {
network_thread_->PostTask(webrtc::SafeTask(
network_thread_safety_, [media_channel, data = std::move(data)]() {
media_channel->SendPacket(data.data(), data.size(),
rtc::PacketOptions());
}));
}
void SendRtp1() {
SendRtp1(rtc::Buffer(rtp_packet_.data(), rtp_packet_.size()));
}
void SendRtp1(rtc::Buffer data) {
SendRtp(media_send_channel1_impl(), std::move(data));
}
void SendRtp2() {
SendRtp2(rtc::Buffer(rtp_packet_.data(), rtp_packet_.size()));
}
void SendRtp2(rtc::Buffer data) {
SendRtp(media_send_channel2_impl(), std::move(data));
}
// Methods to send custom data.
void SendCustomRtp1(uint32_t ssrc, int sequence_number, int pl_type = -1) {
SendRtp1(CreateRtpData(ssrc, sequence_number, pl_type));
}
void SendCustomRtp2(uint32_t ssrc, int sequence_number, int pl_type = -1) {
SendRtp2(CreateRtpData(ssrc, sequence_number, pl_type));
}
bool CheckRtp1() {
return media_receive_channel1_impl()->CheckRtp(rtp_packet_.data(),
rtp_packet_.size());
}
bool CheckRtp2() {
return media_receive_channel2_impl()->CheckRtp(rtp_packet_.data(),
rtp_packet_.size());
}
// Methods to check custom data.
bool CheckCustomRtp1(uint32_t ssrc, int sequence_number, int pl_type = -1) {
rtc::Buffer data = CreateRtpData(ssrc, sequence_number, pl_type);
return media_receive_channel1_impl()->CheckRtp(data.data(), data.size());
}
bool CheckCustomRtp2(uint32_t ssrc, int sequence_number, int pl_type = -1) {
rtc::Buffer data = CreateRtpData(ssrc, sequence_number, pl_type);
return media_receive_channel2_impl()->CheckRtp(data.data(), data.size());
}
rtc::Buffer CreateRtpData(uint32_t ssrc, int sequence_number, int pl_type) {
rtc::Buffer data(rtp_packet_.data(), rtp_packet_.size());
// Set SSRC in the rtp packet copy.
rtc::SetBE32(data.data() + 8, ssrc);
rtc::SetBE16(data.data() + 2, sequence_number);
if (pl_type >= 0) {
rtc::Set8(data.data(), 1, static_cast<uint8_t>(pl_type));
}
return data;
}
bool CheckNoRtp1() { return media_send_channel1_impl()->CheckNoRtp(); }
bool CheckNoRtp2() { return media_send_channel2_impl()->CheckNoRtp(); }
void CreateContent(int flags,
const cricket::Codec& audio_codec,
const cricket::Codec& video_codec,
typename T::Content* content) {
// overridden in specialized classes
}
void CopyContent(const typename T::Content& source,
typename T::Content* content) {
// overridden in specialized classes
}
// Creates a MediaContent with one stream.
// kPcmuCodec is used as audio codec and kH264Codec is used as video codec.
typename T::Content* CreateMediaContentWithStream(uint32_t ssrc) {
typename T::Content* content = new typename T::Content();
CreateContent(0, kPcmuCodec, kH264Codec, content);
AddLegacyStreamInContent(ssrc, 0, content);
return content;
}
// Will manage the lifetime of a CallThread, making sure it's
// destroyed before this object goes out of scope.
class ScopedCallThread {
public:
explicit ScopedCallThread(absl::AnyInvocable<void() &&> functor)
: thread_(rtc::Thread::Create()) {
thread_->Start();
thread_->PostTask(std::move(functor));
}
~ScopedCallThread() { thread_->Stop(); }
rtc::Thread* thread() { return thread_.get(); }
private:
std::unique_ptr<rtc::Thread> thread_;
};
cricket::CandidatePairInterface* last_selected_candidate_pair() {
return last_selected_candidate_pair_;
}
void AddLegacyStreamInContent(uint32_t ssrc,
int flags,
typename T::Content* content) {
// Base implementation.
}
// Utility method that calls BaseChannel::srtp_active() on the network thread
// and returns the result. The `srtp_active()` state is maintained on the
// network thread, which callers need to factor in.
bool IsSrtpActive(std::unique_ptr<typename T::Channel>& channel) {
RTC_DCHECK(channel.get());
bool result;
SendTask(network_thread_, [&] { result = channel->srtp_active(); });
return result;
}
// Returns true iff the transport is set for a channel and rtcp_mux_enabled()
// returns true.
bool IsRtcpMuxEnabled(std::unique_ptr<typename T::Channel>& channel) {
RTC_DCHECK(channel.get());
bool result;
SendTask(network_thread_, [&] {
result = channel->rtp_transport() &&
channel->rtp_transport()->rtcp_mux_enabled();
});
return result;
}
// Tests that can be used by derived classes.
// Basic sanity check.
void TestInit() {
CreateChannels(0, 0);
EXPECT_FALSE(IsSrtpActive(channel1_));
EXPECT_FALSE(media_send_channel1_impl()->sending());
if (verify_playout_) {
EXPECT_FALSE(media_receive_channel1_impl()->playout());
}
EXPECT_TRUE(media_send_channel1_impl()->send_codecs().empty());
EXPECT_TRUE(media_receive_channel1_impl()->recv_streams().empty());
EXPECT_TRUE(media_send_channel1_impl()->rtp_packets().empty());
// Basic sanity test for send and receive channel objects
EXPECT_EQ(channel1_->media_send_channel()->media_type(),
media_send_channel1_impl()->media_type());
EXPECT_EQ(channel1_->media_receive_channel()->media_type(),
media_receive_channel1_impl()->media_type());
EXPECT_EQ(channel1_->media_send_channel()->media_type(),
channel1_->media_receive_channel()->media_type());
}
// Test that SetLocalContent and SetRemoteContent properly configure
// the codecs.
void TestSetContents() {
CreateChannels(0, 0);
typename T::Content content;
CreateContent(0, kPcmuCodec, kH264Codec, &content);
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&content, SdpType::kOffer, err));
EXPECT_EQ(0U, media_send_channel1_impl()->send_codecs().size());
EXPECT_TRUE(channel1_->SetRemoteContent(&content, SdpType::kAnswer, err));
ASSERT_EQ(1U, media_send_channel1_impl()->send_codecs().size());
EXPECT_EQ(content.codecs()[0],
media_send_channel1_impl()->send_codecs()[0]);
}
// Test that SetLocalContent and SetRemoteContent properly configure
// extmap-allow-mixed.
void TestSetContentsExtmapAllowMixedCaller(bool offer, bool answer) {
// For a caller, SetLocalContent() is called first with an offer and next
// SetRemoteContent() is called with the answer.
CreateChannels(0, 0);
typename T::Content content;
CreateContent(0, kPcmuCodec, kH264Codec, &content);
auto offer_enum = offer ? (T::Content::kSession) : (T::Content::kNo);
auto answer_enum = answer ? (T::Content::kSession) : (T::Content::kNo);
content.set_extmap_allow_mixed_enum(offer_enum);
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&content, SdpType::kOffer, err));
content.set_extmap_allow_mixed_enum(answer_enum);
EXPECT_TRUE(channel1_->SetRemoteContent(&content, SdpType::kAnswer, err));
EXPECT_EQ(answer, media_send_channel1_impl()->ExtmapAllowMixed());
}
void TestSetContentsExtmapAllowMixedCallee(bool offer, bool answer) {
// For a callee, SetRemoteContent() is called first with an offer and next
// SetLocalContent() is called with the answer.
CreateChannels(0, 0);
typename T::Content content;
CreateContent(0, kPcmuCodec, kH264Codec, &content);
auto offer_enum = offer ? (T::Content::kSession) : (T::Content::kNo);
auto answer_enum = answer ? (T::Content::kSession) : (T::Content::kNo);
content.set_extmap_allow_mixed_enum(offer_enum);
std::string err;
EXPECT_TRUE(channel1_->SetRemoteContent(&content, SdpType::kOffer, err));
content.set_extmap_allow_mixed_enum(answer_enum);
EXPECT_TRUE(channel1_->SetLocalContent(&content, SdpType::kAnswer, err));
EXPECT_EQ(answer, media_send_channel1()->ExtmapAllowMixed());
}
// Test that SetLocalContent and SetRemoteContent properly deals
// with an empty offer.
void TestSetContentsNullOffer() {
CreateChannels(0, 0);
typename T::Content content;
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&content, SdpType::kOffer, err));
CreateContent(0, kPcmuCodec, kH264Codec, &content);
EXPECT_EQ(0U, media_send_channel1_impl()->send_codecs().size());
EXPECT_TRUE(channel1_->SetRemoteContent(&content, SdpType::kAnswer, err));
ASSERT_EQ(1U, media_send_channel1_impl()->send_codecs().size());
EXPECT_EQ(content.codecs()[0],
media_send_channel1_impl()->send_codecs()[0]);
}
// Test that SetLocalContent and SetRemoteContent properly set RTCP
// mux.
void TestSetContentsRtcpMux() {
CreateChannels(0, 0);
typename T::Content content;
CreateContent(0, kPcmuCodec, kH264Codec, &content);
// Both sides agree on mux. Should no longer be a separate RTCP channel.
content.set_rtcp_mux(true);
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&content, SdpType::kOffer, err));
EXPECT_TRUE(channel1_->SetRemoteContent(&content, SdpType::kAnswer, err));
// Only initiator supports mux. Should still have a separate RTCP channel.
EXPECT_TRUE(channel2_->SetLocalContent(&content, SdpType::kOffer, err));
content.set_rtcp_mux(false);
EXPECT_TRUE(channel2_->SetRemoteContent(&content, SdpType::kAnswer, err));
}
// Test that SetLocalContent and SetRemoteContent properly
// handles adding and removing StreamParams when the action is a full
// SdpType::kOffer / SdpType::kAnswer.
void TestChangeStreamParamsInContent() {
cricket::StreamParams stream1;
stream1.id = "stream1";
stream1.ssrcs.push_back(kSsrc1);
stream1.cname = "stream1_cname";
cricket::StreamParams stream2;
stream2.id = "stream2";
stream2.ssrcs.push_back(kSsrc2);
stream2.cname = "stream2_cname";
// Setup a call where channel 1 send `stream1` to channel 2.
CreateChannels(0, 0);
typename T::Content content1;
CreateContent(0, kPcmuCodec, kH264Codec, &content1);
content1.AddStream(stream1);
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&content1, SdpType::kOffer, err));
channel1_->Enable(true);
EXPECT_EQ(1u, media_send_channel1_impl()->send_streams().size());
EXPECT_TRUE(channel2_->SetRemoteContent(&content1, SdpType::kOffer, err));
EXPECT_EQ(1u, media_receive_channel2_impl()->recv_streams().size());
ConnectFakeTransports();
// Channel 2 do not send anything.
typename T::Content content2;
CreateContent(0, kPcmuCodec, kH264Codec, &content2);
EXPECT_TRUE(channel1_->SetRemoteContent(&content2, SdpType::kAnswer, err));
EXPECT_EQ(0u, media_receive_channel1_impl()->recv_streams().size());
EXPECT_TRUE(channel2_->SetLocalContent(&content2, SdpType::kAnswer, err));
channel2_->Enable(true);
EXPECT_EQ(0u, media_send_channel2_impl()->send_streams().size());
SendCustomRtp1(kSsrc1, 0);
WaitForThreads();
EXPECT_TRUE(CheckCustomRtp2(kSsrc1, 0));
// Let channel 2 update the content by sending `stream2` and enable SRTP.
typename T::Content content3;
CreateContent(0, kPcmuCodec, kH264Codec, &content3);
content3.AddStream(stream2);
EXPECT_TRUE(channel2_->SetLocalContent(&content3, SdpType::kOffer, err));
ASSERT_EQ(1u, media_send_channel2_impl()->send_streams().size());
EXPECT_EQ(stream2, media_send_channel2_impl()->send_streams()[0]);
EXPECT_TRUE(channel1_->SetRemoteContent(&content3, SdpType::kOffer, err));
ASSERT_EQ(1u, media_receive_channel1_impl()->recv_streams().size());
EXPECT_EQ(stream2, media_receive_channel1_impl()->recv_streams()[0]);
// Channel 1 replies but stop sending stream1.
typename T::Content content4;
CreateContent(0, kPcmuCodec, kH264Codec, &content4);
EXPECT_TRUE(channel1_->SetLocalContent(&content4, SdpType::kAnswer, err));
EXPECT_EQ(0u, media_send_channel1_impl()->send_streams().size());
EXPECT_TRUE(channel2_->SetRemoteContent(&content4, SdpType::kAnswer, err));
EXPECT_EQ(0u, media_receive_channel2_impl()->recv_streams().size());
SendCustomRtp2(kSsrc2, 0);
WaitForThreads();
EXPECT_TRUE(CheckCustomRtp1(kSsrc2, 0));
}
// Test that we only start playout and sending at the right times.
void TestPlayoutAndSendingStates() {
CreateChannels(0, 0);
if (verify_playout_) {
EXPECT_FALSE(media_receive_channel1_impl()->playout());
}
EXPECT_FALSE(media_send_channel1_impl()->sending());
if (verify_playout_) {
EXPECT_FALSE(media_receive_channel2_impl()->playout());
}
EXPECT_FALSE(media_send_channel2_impl()->sending());
channel1_->Enable(true);
FlushCurrentThread();
if (verify_playout_) {
EXPECT_FALSE(media_receive_channel1_impl()->playout());
}
EXPECT_FALSE(media_send_channel1_impl()->sending());
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&local_media_content1_,
SdpType::kOffer, err));
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel1_impl()->playout());
}
EXPECT_FALSE(media_send_channel1_impl()->sending());
EXPECT_TRUE(channel2_->SetRemoteContent(&local_media_content1_,
SdpType::kOffer, err));
if (verify_playout_) {
EXPECT_FALSE(media_receive_channel2_impl()->playout());
}
EXPECT_FALSE(media_send_channel2_impl()->sending());
EXPECT_TRUE(channel2_->SetLocalContent(&local_media_content2_,
SdpType::kAnswer, err));
if (verify_playout_) {
EXPECT_FALSE(media_receive_channel2_impl()->playout());
}
EXPECT_FALSE(media_send_channel2_impl()->sending());
ConnectFakeTransports();
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel1_impl()->playout());
}
EXPECT_FALSE(media_send_channel1_impl()->sending());
if (verify_playout_) {
EXPECT_FALSE(media_receive_channel2_impl()->playout());
}
EXPECT_FALSE(media_send_channel2_impl()->sending());
channel2_->Enable(true);
FlushCurrentThread();
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel2_impl()->playout());
}
EXPECT_TRUE(media_send_channel2_impl()->sending());
EXPECT_TRUE(channel1_->SetRemoteContent(&local_media_content2_,
SdpType::kAnswer, err));
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel1_impl()->playout());
}
EXPECT_TRUE(media_send_channel1_impl()->sending());
}
// Test that changing the MediaContentDirection in the local and remote
// session description start playout and sending at the right time.
void TestMediaContentDirection() {
CreateChannels(0, 0);
typename T::Content content1;
CreateContent(0, kPcmuCodec, kH264Codec, &content1);
typename T::Content content2;
CreateContent(0, kPcmuCodec, kH264Codec, &content2);
// Set `content2` to be InActive.
content2.set_direction(RtpTransceiverDirection::kInactive);
channel1_->Enable(true);
channel2_->Enable(true);
FlushCurrentThread();
if (verify_playout_) {
EXPECT_FALSE(media_receive_channel1_impl()->playout());
}
EXPECT_FALSE(media_send_channel1_impl()->sending());
if (verify_playout_) {
EXPECT_FALSE(media_receive_channel2_impl()->playout());
}
EXPECT_FALSE(media_send_channel2_impl()->sending());
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&content1, SdpType::kOffer, err));
EXPECT_TRUE(channel2_->SetRemoteContent(&content1, SdpType::kOffer, err));
EXPECT_TRUE(channel2_->SetLocalContent(&content2, SdpType::kPrAnswer, err));
EXPECT_TRUE(
channel1_->SetRemoteContent(&content2, SdpType::kPrAnswer, err));
ConnectFakeTransports();
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel1_impl()->playout());
}
EXPECT_FALSE(media_send_channel1_impl()->sending()); // remote InActive
if (verify_playout_) {
EXPECT_FALSE(media_receive_channel2_impl()->playout()); // local InActive
}
EXPECT_FALSE(media_send_channel2_impl()->sending()); // local InActive
// Update `content2` to be RecvOnly.
content2.set_direction(RtpTransceiverDirection::kRecvOnly);
EXPECT_TRUE(channel2_->SetLocalContent(&content2, SdpType::kPrAnswer, err));
EXPECT_TRUE(
channel1_->SetRemoteContent(&content2, SdpType::kPrAnswer, err));
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel1_impl()->playout());
}
EXPECT_TRUE(media_send_channel1_impl()->sending());
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel2_impl()->playout()); // local RecvOnly
}
EXPECT_FALSE(media_send_channel2_impl()->sending()); // local RecvOnly
// Update `content2` to be SendRecv.
content2.set_direction(RtpTransceiverDirection::kSendRecv);
EXPECT_TRUE(channel2_->SetLocalContent(&content2, SdpType::kAnswer, err));
EXPECT_TRUE(channel1_->SetRemoteContent(&content2, SdpType::kAnswer, err));
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel1_impl()->playout());
}
EXPECT_TRUE(media_send_channel1_impl()->sending());
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel2_impl()->playout());
}
EXPECT_TRUE(media_send_channel2_impl()->sending());
// Update `content2` to be inactive on the receiver while sending at the
// sender.
content2.set_direction(RtpTransceiverDirection::kInactive);
EXPECT_TRUE(channel1_->SetLocalContent(&content1, SdpType::kOffer, err));
EXPECT_TRUE(channel2_->SetRemoteContent(&content1, SdpType::kOffer, err));
EXPECT_TRUE(channel2_->SetLocalContent(&content2, SdpType::kAnswer, err));
content2.set_direction(RtpTransceiverDirection::kRecvOnly);
EXPECT_TRUE(channel1_->SetRemoteContent(&content2, SdpType::kAnswer, err));
if (verify_playout_) {
EXPECT_FALSE(media_receive_channel2_impl()->playout());
}
EXPECT_TRUE(media_send_channel1_impl()->sending());
// Re-enable `content2`.
content2.set_direction(RtpTransceiverDirection::kSendRecv);
EXPECT_TRUE(channel1_->SetLocalContent(&content1, SdpType::kOffer, err));
EXPECT_TRUE(channel2_->SetRemoteContent(&content1, SdpType::kOffer, err));
EXPECT_TRUE(channel2_->SetLocalContent(&content2, SdpType::kAnswer, err));
EXPECT_TRUE(channel1_->SetRemoteContent(&content2, SdpType::kAnswer, err));
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel2_impl()->playout());
}
EXPECT_TRUE(media_send_channel1_impl()->sending());
}
// Tests that when the transport channel signals a candidate pair change
// event, the media channel will receive a call on the network route change.
void TestNetworkRouteChanges() {
static constexpr uint16_t kLocalNetId = 1;
static constexpr uint16_t kRemoteNetId = 2;
static constexpr int kLastPacketId = 100;
// Ipv4(20) + UDP(8).
static constexpr int kTransportOverheadPerPacket = 28;
static constexpr int kSrtpOverheadPerPacket = 10;
CreateChannels(DTLS, DTLS);
SendInitiate();
typename T::MediaSendChannel* media_send_channel1_impl =
this->media_send_channel1_impl();
ASSERT_TRUE(media_send_channel1_impl);
// Need to wait for the threads before calling
// `set_num_network_route_changes` because the network route would be set
// when creating the channel.
WaitForThreads();
media_send_channel1_impl->set_num_network_route_changes(0);
SendTask(network_thread_, [this] {
rtc::NetworkRoute network_route;
// The transport channel becomes disconnected.
fake_rtp_dtls_transport1_->ice_transport()->SignalNetworkRouteChanged(
absl::optional<rtc::NetworkRoute>(network_route));
});
WaitForThreads();
EXPECT_EQ(1, media_send_channel1_impl->num_network_route_changes());
EXPECT_FALSE(media_send_channel1_impl->last_network_route().connected);
media_send_channel1_impl->set_num_network_route_changes(0);
SendTask(network_thread_, [this] {
rtc::NetworkRoute network_route;
network_route.connected = true;
network_route.local =
rtc::RouteEndpoint::CreateWithNetworkId(kLocalNetId);
network_route.remote =
rtc::RouteEndpoint::CreateWithNetworkId(kRemoteNetId);
network_route.last_sent_packet_id = kLastPacketId;
network_route.packet_overhead = kTransportOverheadPerPacket;
// The transport channel becomes connected.
fake_rtp_dtls_transport1_->ice_transport()->SignalNetworkRouteChanged(
absl::optional<rtc::NetworkRoute>(network_route));
});
WaitForThreads();
EXPECT_EQ(1, media_send_channel1_impl->num_network_route_changes());
EXPECT_TRUE(media_send_channel1_impl->last_network_route().connected);
EXPECT_EQ(
kLocalNetId,
media_send_channel1_impl->last_network_route().local.network_id());
EXPECT_EQ(
kRemoteNetId,
media_send_channel1_impl->last_network_route().remote.network_id());
EXPECT_EQ(
kLastPacketId,
media_send_channel1_impl->last_network_route().last_sent_packet_id);
EXPECT_EQ(kTransportOverheadPerPacket + kSrtpOverheadPerPacket,
media_send_channel1_impl->transport_overhead_per_packet());
}
// Test setting up a call.
void TestCallSetup() {
CreateChannels(0, 0);
EXPECT_FALSE(IsSrtpActive(channel1_));
EXPECT_TRUE(SendInitiate());
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel1_impl()->playout());
}
EXPECT_FALSE(media_send_channel1_impl()->sending());
EXPECT_TRUE(SendAccept());
EXPECT_FALSE(IsSrtpActive(channel1_));
EXPECT_TRUE(media_send_channel1_impl()->sending());
EXPECT_EQ(1U, media_send_channel1_impl()->send_codecs().size());
if (verify_playout_) {
EXPECT_TRUE(media_receive_channel2_impl()->playout());
}
EXPECT_TRUE(media_send_channel2_impl()->sending());
EXPECT_EQ(1U, media_send_channel2_impl()->send_codecs().size());
}
// Send voice RTP data to the other side and ensure it gets there.
void SendRtpToRtp() {
CreateChannels(RTCP_MUX, RTCP_MUX);
EXPECT_TRUE(SendInitiate());
EXPECT_TRUE(SendAccept());
EXPECT_TRUE(IsRtcpMuxEnabled(channel1_));
EXPECT_TRUE(IsRtcpMuxEnabled(channel2_));
SendRtp1();
SendRtp2();
WaitForThreads();
EXPECT_TRUE(CheckRtp1());
EXPECT_TRUE(CheckRtp2());
EXPECT_TRUE(CheckNoRtp1());
EXPECT_TRUE(CheckNoRtp2());
}
void TestDeinit() {
CreateChannels(0, 0);
EXPECT_TRUE(SendInitiate());
EXPECT_TRUE(SendAccept());
SendRtp1();
SendRtp2();
DeinitChannels();
// Do not wait, destroy channels.
channel1_.reset(nullptr);
channel2_.reset(nullptr);
}
void SendDtlsSrtpToDtlsSrtp(int flags1, int flags2) {
CreateChannels(flags1 | DTLS, flags2 | DTLS);
EXPECT_FALSE(IsSrtpActive(channel1_));
EXPECT_FALSE(IsSrtpActive(channel2_));
EXPECT_TRUE(SendInitiate());
WaitForThreads();
EXPECT_TRUE(SendAccept());
EXPECT_TRUE(IsSrtpActive(channel1_));
EXPECT_TRUE(IsSrtpActive(channel2_));
SendRtp1();
SendRtp2();
WaitForThreads();
EXPECT_TRUE(CheckRtp1());
EXPECT_TRUE(CheckRtp2());
EXPECT_TRUE(CheckNoRtp1());
EXPECT_TRUE(CheckNoRtp2());
}
// Test that we can send and receive early media when a provisional answer is
// sent and received. The test uses SRTP, RTCP mux and SSRC mux.
void SendEarlyMediaUsingRtcpMuxSrtp() {
int sequence_number1_1 = 0, sequence_number2_2 = 0;
CreateChannels(SSRC_MUX | RTCP_MUX | DTLS, SSRC_MUX | RTCP_MUX | DTLS);
EXPECT_TRUE(SendOffer());
EXPECT_TRUE(SendProvisionalAnswer());
EXPECT_TRUE(IsSrtpActive(channel1_));
EXPECT_TRUE(IsSrtpActive(channel2_));
EXPECT_TRUE(IsRtcpMuxEnabled(channel1_));
EXPECT_TRUE(IsRtcpMuxEnabled(channel2_));
WaitForThreads(); // Wait for 'sending' flag go through network thread.
SendCustomRtp1(kSsrc1, ++sequence_number1_1);
WaitForThreads();
EXPECT_TRUE(CheckCustomRtp2(kSsrc1, sequence_number1_1));
// Send packets from callee and verify that it is received.
SendCustomRtp2(kSsrc2, ++sequence_number2_2);
WaitForThreads();
EXPECT_TRUE(CheckCustomRtp1(kSsrc2, sequence_number2_2));
// Complete call setup and ensure everything is still OK.
EXPECT_TRUE(SendFinalAnswer());
EXPECT_TRUE(IsSrtpActive(channel1_));
EXPECT_TRUE(IsSrtpActive(channel2_));
SendCustomRtp1(kSsrc1, ++sequence_number1_1);
SendCustomRtp2(kSsrc2, ++sequence_number2_2);
WaitForThreads();
EXPECT_TRUE(CheckCustomRtp2(kSsrc1, sequence_number1_1));
EXPECT_TRUE(CheckCustomRtp1(kSsrc2, sequence_number2_2));
}
// Test that we properly send RTP without SRTP from a thread.
void SendRtpToRtpOnThread() {
CreateChannels(0, 0);
EXPECT_TRUE(SendInitiate());
EXPECT_TRUE(SendAccept());
ScopedCallThread send_rtp1([this] { SendRtp1(); });
ScopedCallThread send_rtp2([this] { SendRtp2(); });
rtc::Thread* involved_threads[] = {send_rtp1.thread(), send_rtp2.thread()};
WaitForThreads(involved_threads);
EXPECT_TRUE(CheckRtp1());
EXPECT_TRUE(CheckRtp2());
EXPECT_TRUE(CheckNoRtp1());
EXPECT_TRUE(CheckNoRtp2());
}
// Test that the mediachannel retains its sending state after the transport
// becomes non-writable.
void SendWithWritabilityLoss() {
CreateChannels(RTCP_MUX, RTCP_MUX);
EXPECT_TRUE(SendInitiate());
EXPECT_TRUE(SendAccept());
EXPECT_TRUE(IsRtcpMuxEnabled(channel1_));
EXPECT_TRUE(IsRtcpMuxEnabled(channel2_));
SendRtp1();
SendRtp2();
WaitForThreads();
EXPECT_TRUE(CheckRtp1());
EXPECT_TRUE(CheckRtp2());
EXPECT_TRUE(CheckNoRtp1());
EXPECT_TRUE(CheckNoRtp2());
// Lose writability, which should fail.
SendTask(network_thread_,
[this] { fake_rtp_dtls_transport1_->SetWritable(false); });
SendRtp1();
SendRtp2();
WaitForThreads();
EXPECT_TRUE(CheckRtp1());
EXPECT_TRUE(CheckNoRtp2());
// Regain writability
SendTask(network_thread_,
[this] { fake_rtp_dtls_transport1_->SetWritable(true); });
EXPECT_TRUE(media_send_channel1_impl()->sending());
SendRtp1();
SendRtp2();
WaitForThreads();
EXPECT_TRUE(CheckRtp1());
EXPECT_TRUE(CheckRtp2());
EXPECT_TRUE(CheckNoRtp1());
EXPECT_TRUE(CheckNoRtp2());
// Lose writability completely
SendTask(network_thread_, [this] {
bool asymmetric = true;
fake_rtp_dtls_transport1_->SetDestination(nullptr, asymmetric);
});
EXPECT_TRUE(media_send_channel1_impl()->sending());
// Should fail also.
SendRtp1();
SendRtp2();
WaitForThreads();
EXPECT_TRUE(CheckRtp1());
EXPECT_TRUE(CheckNoRtp2());
EXPECT_TRUE(CheckNoRtp1());
// Gain writability back
SendTask(network_thread_, [this] {
bool asymmetric = true;
fake_rtp_dtls_transport1_->SetDestination(fake_rtp_dtls_transport2_.get(),
asymmetric);
});
EXPECT_TRUE(media_send_channel1_impl()->sending());
SendRtp1();
SendRtp2();
WaitForThreads();
EXPECT_TRUE(CheckRtp1());
EXPECT_TRUE(CheckRtp2());
EXPECT_TRUE(CheckNoRtp1());
EXPECT_TRUE(CheckNoRtp2());
}
void SendBundleToBundle(const int* pl_types,
int len,
bool rtcp_mux,
bool secure) {
ASSERT_EQ(2, len);
int sequence_number1_1 = 0, sequence_number2_2 = 0;
// Only pl_type1 was added to the bundle filter for both `channel1_`
// and `channel2_`.
int pl_type1 = pl_types[0];
int pl_type2 = pl_types[1];
int flags = SSRC_MUX;
if (secure)
flags |= DTLS;
if (rtcp_mux) {
flags |= RTCP_MUX;
}
CreateChannels(flags, flags);
EXPECT_TRUE(SendInitiate());
EXPECT_TRUE(SendAccept());
// Both channels can receive pl_type1 only.
SendCustomRtp1(kSsrc1, ++sequence_number1_1, pl_type1);
SendCustomRtp2(kSsrc2, ++sequence_number2_2, pl_type1);
WaitForThreads();
EXPECT_TRUE(CheckCustomRtp2(kSsrc1, sequence_number1_1, pl_type1));
EXPECT_TRUE(CheckCustomRtp1(kSsrc2, sequence_number2_2, pl_type1));
EXPECT_TRUE(CheckNoRtp1());
EXPECT_TRUE(CheckNoRtp2());
SendCustomRtp1(kSsrc3, ++sequence_number1_1, pl_type2);
SendCustomRtp2(kSsrc4, ++sequence_number2_2, pl_type2);
WaitForThreads();
EXPECT_FALSE(CheckCustomRtp2(kSsrc3, sequence_number1_1, pl_type2));
EXPECT_FALSE(CheckCustomRtp1(kSsrc4, sequence_number2_2, pl_type2));
}
void TestSetContentFailure() {
CreateChannels(0, 0);
std::string err;
std::unique_ptr<typename T::Content> content(
CreateMediaContentWithStream(1));
media_receive_channel1_impl()->set_fail_set_recv_codecs(true);
EXPECT_FALSE(
channel1_->SetLocalContent(content.get(), SdpType::kOffer, err));
EXPECT_FALSE(
channel1_->SetLocalContent(content.get(), SdpType::kAnswer, err));
media_send_channel1_impl()->set_fail_set_send_codecs(true);
EXPECT_FALSE(
channel1_->SetRemoteContent(content.get(), SdpType::kOffer, err));
media_send_channel1_impl()->set_fail_set_send_codecs(true);
EXPECT_FALSE(
channel1_->SetRemoteContent(content.get(), SdpType::kAnswer, err));
}
void TestSendTwoOffers() {
CreateChannels(0, 0);
std::string err;
std::unique_ptr<typename T::Content> content1(
CreateMediaContentWithStream(1));
EXPECT_TRUE(
channel1_->SetLocalContent(content1.get(), SdpType::kOffer, err));
EXPECT_TRUE(media_send_channel1_impl()->HasSendStream(1));
std::unique_ptr<typename T::Content> content2(
CreateMediaContentWithStream(2));
EXPECT_TRUE(
channel1_->SetLocalContent(content2.get(), SdpType::kOffer, err));
EXPECT_FALSE(media_send_channel1_impl()->HasSendStream(1));
EXPECT_TRUE(media_send_channel1_impl()->HasSendStream(2));
}
void TestReceiveTwoOffers() {
CreateChannels(0, 0);
std::string err;
std::unique_ptr<typename T::Content> content1(
CreateMediaContentWithStream(1));
EXPECT_TRUE(
channel1_->SetRemoteContent(content1.get(), SdpType::kOffer, err));
EXPECT_TRUE(media_receive_channel1_impl()->HasRecvStream(1));
std::unique_ptr<typename T::Content> content2(
CreateMediaContentWithStream(2));
EXPECT_TRUE(
channel1_->SetRemoteContent(content2.get(), SdpType::kOffer, err));
EXPECT_FALSE(media_receive_channel1_impl()->HasRecvStream(1));
EXPECT_TRUE(media_receive_channel1_impl()->HasRecvStream(2));
}
void TestSendPrAnswer() {
CreateChannels(0, 0);
std::string err;
// Receive offer
std::unique_ptr<typename T::Content> content1(
CreateMediaContentWithStream(1));
EXPECT_TRUE(
channel1_->SetRemoteContent(content1.get(), SdpType::kOffer, err));
EXPECT_TRUE(media_receive_channel1_impl()->HasRecvStream(1));
// Send PR answer
std::unique_ptr<typename T::Content> content2(
CreateMediaContentWithStream(2));
EXPECT_TRUE(
channel1_->SetLocalContent(content2.get(), SdpType::kPrAnswer, err));
EXPECT_TRUE(media_receive_channel1_impl()->HasRecvStream(1));
EXPECT_TRUE(media_send_channel1_impl()->HasSendStream(2));
// Send answer
std::unique_ptr<typename T::Content> content3(
CreateMediaContentWithStream(3));
EXPECT_TRUE(
channel1_->SetLocalContent(content3.get(), SdpType::kAnswer, err));
EXPECT_TRUE(media_receive_channel1_impl()->HasRecvStream(1));
EXPECT_FALSE(media_send_channel1_impl()->HasSendStream(2));
EXPECT_TRUE(media_send_channel1_impl()->HasSendStream(3));
}
void TestReceivePrAnswer() {
CreateChannels(0, 0);
std::string err;
// Send offer
std::unique_ptr<typename T::Content> content1(
CreateMediaContentWithStream(1));
EXPECT_TRUE(
channel1_->SetLocalContent(content1.get(), SdpType::kOffer, err));
EXPECT_TRUE(media_send_channel1_impl()->HasSendStream(1));
// Receive PR answer
std::unique_ptr<typename T::Content> content2(
CreateMediaContentWithStream(2));
EXPECT_TRUE(
channel1_->SetRemoteContent(content2.get(), SdpType::kPrAnswer, err));
EXPECT_TRUE(media_send_channel1_impl()->HasSendStream(1));
EXPECT_TRUE(media_receive_channel1_impl()->HasRecvStream(2));
// Receive answer
std::unique_ptr<typename T::Content> content3(
CreateMediaContentWithStream(3));
EXPECT_TRUE(
channel1_->SetRemoteContent(content3.get(), SdpType::kAnswer, err));
EXPECT_TRUE(media_send_channel1_impl()->HasSendStream(1));
EXPECT_FALSE(media_receive_channel1_impl()->HasRecvStream(2));
EXPECT_TRUE(media_receive_channel1_impl()->HasRecvStream(3));
}
void TestOnTransportReadyToSend() {
CreateChannels(0, 0);
EXPECT_FALSE(media_send_channel1_impl()->ready_to_send());
network_thread_->PostTask(
[this] { channel1_->OnTransportReadyToSend(true); });
WaitForThreads();
EXPECT_TRUE(media_send_channel1_impl()->ready_to_send());
network_thread_->PostTask(
[this] { channel1_->OnTransportReadyToSend(false); });
WaitForThreads();
EXPECT_FALSE(media_send_channel1_impl()->ready_to_send());
}
bool SetRemoteContentWithBitrateLimit(int remote_limit) {
typename T::Content content;
CreateContent(0, kPcmuCodec, kH264Codec, &content);
content.set_bandwidth(remote_limit);
return channel1_->SetRemoteContent(&content, SdpType::kOffer, NULL);
}
webrtc::RtpParameters BitrateLimitedParameters(absl::optional<int> limit) {
webrtc::RtpParameters parameters;
webrtc::RtpEncodingParameters encoding;
encoding.max_bitrate_bps = limit;
parameters.encodings.push_back(encoding);
return parameters;
}
void VerifyMaxBitrate(const webrtc::RtpParameters& parameters,
absl::optional<int> expected_bitrate) {
EXPECT_EQ(1UL, parameters.encodings.size());
EXPECT_EQ(expected_bitrate, parameters.encodings[0].max_bitrate_bps);
}
void DefaultMaxBitrateIsUnlimited() {
CreateChannels(0, 0);
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&local_media_content1_,
SdpType::kOffer, err));
EXPECT_EQ(media_send_channel1_impl()->max_bps(), -1);
VerifyMaxBitrate(media_send_channel1()->GetRtpSendParameters(kSsrc1),
absl::nullopt);
}
// Test that when a channel gets new RtpTransport with a call to
// `SetRtpTransport`, the socket options from the old RtpTransport is merged
// with the options on the new one.
// For example, audio and video may use separate socket options, but initially
// be unbundled, then later become bundled. When this happens, their preferred
// socket options should be merged to the underlying transport they share.
void SocketOptionsMergedOnSetTransport() {
constexpr int kSndBufSize = 4000;
constexpr int kRcvBufSize = 8000;
CreateChannels(DTLS, DTLS);
bool rcv_success, send_success;
int rcv_buf, send_buf;
SendTask(network_thread_, [&] {
new_rtp_transport_ = CreateDtlsSrtpTransport(
fake_rtp_dtls_transport2_.get(), fake_rtcp_dtls_transport2_.get());
channel1_->SetOption(cricket::BaseChannel::ST_RTP,
rtc::Socket::Option::OPT_SNDBUF, kSndBufSize);
channel2_->SetOption(cricket::BaseChannel::ST_RTP,
rtc::Socket::Option::OPT_RCVBUF, kRcvBufSize);
channel1_->SetRtpTransport(new_rtp_transport_.get());
send_success = fake_rtp_dtls_transport2_->GetOption(
rtc::Socket::Option::OPT_SNDBUF, &send_buf);
rcv_success = fake_rtp_dtls_transport2_->GetOption(
rtc::Socket::Option::OPT_RCVBUF, &rcv_buf);
});
ASSERT_TRUE(send_success);
EXPECT_EQ(kSndBufSize, send_buf);
ASSERT_TRUE(rcv_success);
EXPECT_EQ(kRcvBufSize, rcv_buf);
}
void CreateSimulcastContent(const std::vector<std::string>& rids,
typename T::Content* content) {
std::vector<RidDescription> rid_descriptions;
for (const std::string& name : rids) {
rid_descriptions.push_back(RidDescription(name, RidDirection::kSend));
}
StreamParams stream;
stream.set_rids(rid_descriptions);
CreateContent(0, kPcmuCodec, kH264Codec, content);
// This is for unified plan, so there can be only one StreamParams.
content->mutable_streams().clear();
content->AddStream(stream);
}
void VerifySimulcastStreamParams(const StreamParams& expected,
const typename T::Channel* channel) {
const std::vector<StreamParams>& streams = channel->local_streams();
ASSERT_EQ(1u, streams.size());
const StreamParams& result = streams[0];
EXPECT_EQ(expected.rids(), result.rids());
EXPECT_TRUE(result.has_ssrcs());
EXPECT_EQ(expected.rids().size() * 2, result.ssrcs.size());
std::vector<uint32_t> primary_ssrcs;
result.GetPrimarySsrcs(&primary_ssrcs);
EXPECT_EQ(expected.rids().size(), primary_ssrcs.size());
}
void TestUpdateLocalStreamsWithSimulcast() {
CreateChannels(0, 0);
typename T::Content content1, content2, content3;
CreateSimulcastContent({"f", "h", "q"}, &content1);
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&content1, SdpType::kOffer, err));
VerifySimulcastStreamParams(content1.streams()[0], channel1_.get());
StreamParams stream1 = channel1_->local_streams()[0];
// Create a similar offer. SetLocalContent should not remove and add.
CreateSimulcastContent({"f", "h", "q"}, &content2);
EXPECT_TRUE(channel1_->SetLocalContent(&content2, SdpType::kOffer, err));
VerifySimulcastStreamParams(content2.streams()[0], channel1_.get());
StreamParams stream2 = channel1_->local_streams()[0];
// Check that the streams are identical (SSRCs didn't change).
EXPECT_EQ(stream1, stream2);
// Create third offer that has same RIDs in different order.
CreateSimulcastContent({"f", "q", "h"}, &content3);
EXPECT_TRUE(channel1_->SetLocalContent(&content3, SdpType::kOffer, err));
VerifySimulcastStreamParams(content3.streams()[0], channel1_.get());
}
protected:
void WaitForThreads() { WaitForThreads(rtc::ArrayView<rtc::Thread*>()); }
static void ProcessThreadQueue(rtc::Thread* thread) {
RTC_DCHECK(thread->IsCurrent());
while (!thread->empty()) {
thread->ProcessMessages(0);
}
}
static void FlushCurrentThread() {
rtc::Thread::Current()->ProcessMessages(0);
}
void WaitForThreads(rtc::ArrayView<rtc::Thread*> threads) {
// `threads` and current thread post packets to network thread.
for (rtc::Thread* thread : threads) {
SendTask(thread, [thread] { ProcessThreadQueue(thread); });
}
ProcessThreadQueue(rtc::Thread::Current());
// Network thread move them around and post back to worker = current thread.
if (!network_thread_->IsCurrent()) {
SendTask(network_thread_,
[this] { ProcessThreadQueue(network_thread_); });
}
// Worker thread = current Thread process received messages.
ProcessThreadQueue(rtc::Thread::Current());
}
// Accessors that return the standard VideoMedia{Send|Receive}ChannelInterface
typename T::MediaSendChannelInterface* media_send_channel1() {
return channel1_->media_send_channel();
}
typename T::MediaSendChannelInterface* media_send_channel2() {
return channel2_->media_send_channel();
}
typename T::MediaReceiveChannelInterface* media_receive_channel1() {
return channel1_->media_receive_channel();
}
typename T::MediaReceiveChannelInterface* media_receive_channel2() {
return channel2_->media_receive_channel();
}
// Accessors that return the FakeMedia<type>SendChannel object.
// Note that these depend on getting the object back that was
// passed to the channel constructor.
// T::MediaSendChannel is either FakeVoiceMediaSendChannel or
// FakeVideoMediaSendChannel.
typename T::MediaSendChannel* media_send_channel1_impl() {
RTC_DCHECK(channel1_);
return static_cast<typename T::MediaSendChannel*>(
channel1_->media_send_channel());
}
typename T::MediaSendChannel* media_send_channel2_impl() {
RTC_DCHECK(channel2_);
RTC_DCHECK(channel2_->media_send_channel());
return static_cast<typename T::MediaSendChannel*>(
channel2_->media_send_channel());
}
typename T::MediaReceiveChannel* media_receive_channel1_impl() {
RTC_DCHECK(channel1_);
RTC_DCHECK(channel1_->media_receive_channel());
return static_cast<typename T::MediaReceiveChannel*>(
channel1_->media_receive_channel());
}
typename T::MediaReceiveChannel* media_receive_channel2_impl() {
RTC_DCHECK(channel2_);
RTC_DCHECK(channel2_->media_receive_channel());
return static_cast<typename T::MediaReceiveChannel*>(
channel2_->media_receive_channel());
}
rtc::AutoThread main_thread_;
// TODO(pbos): Remove playout from all media channels and let renderers mute
// themselves.
const bool verify_playout_;
rtc::scoped_refptr<webrtc::PendingTaskSafetyFlag> network_thread_safety_ =
webrtc::PendingTaskSafetyFlag::CreateDetached();
std::unique_ptr<rtc::Thread> network_thread_keeper_;
rtc::Thread* network_thread_;
std::unique_ptr<cricket::FakeDtlsTransport> fake_rtp_dtls_transport1_;
std::unique_ptr<cricket::FakeDtlsTransport> fake_rtcp_dtls_transport1_;
std::unique_ptr<cricket::FakeDtlsTransport> fake_rtp_dtls_transport2_;
std::unique_ptr<cricket::FakeDtlsTransport> fake_rtcp_dtls_transport2_;
std::unique_ptr<rtc::FakePacketTransport> fake_rtp_packet_transport1_;
std::unique_ptr<rtc::FakePacketTransport> fake_rtcp_packet_transport1_;
std::unique_ptr<rtc::FakePacketTransport> fake_rtp_packet_transport2_;
std::unique_ptr<rtc::FakePacketTransport> fake_rtcp_packet_transport2_;
std::unique_ptr<webrtc::RtpTransportInternal> rtp_transport1_;
std::unique_ptr<webrtc::RtpTransportInternal> rtp_transport2_;
std::unique_ptr<webrtc::RtpTransportInternal> new_rtp_transport_;
cricket::FakeMediaEngine media_engine_;
std::unique_ptr<typename T::Channel> channel1_;
std::unique_ptr<typename T::Channel> channel2_;
typename T::Content local_media_content1_;
typename T::Content local_media_content2_;
typename T::Content remote_media_content1_;
typename T::Content remote_media_content2_;
// The RTP and RTCP packets to send in the tests.
rtc::Buffer rtp_packet_;
rtc::Buffer rtcp_packet_;
cricket::CandidatePairInterface* last_selected_candidate_pair_;
rtc::UniqueRandomIdGenerator ssrc_generator_;
webrtc::test::ScopedKeyValueConfig field_trials_;
};
template <>
std::unique_ptr<cricket::VoiceChannel> ChannelTest<VoiceTraits>::CreateChannel(
rtc::Thread* worker_thread,
rtc::Thread* network_thread,
std::unique_ptr<cricket::FakeVoiceMediaSendChannel> send_ch,
std::unique_ptr<cricket::FakeVoiceMediaReceiveChannel> receive_ch,
webrtc::RtpTransportInternal* rtp_transport,
int flags) {
rtc::Thread* signaling_thread = rtc::Thread::Current();
auto channel = std::make_unique<cricket::VoiceChannel>(
worker_thread, network_thread, signaling_thread, std::move(send_ch),
std::move(receive_ch), cricket::CN_AUDIO, (flags & DTLS) != 0,
webrtc::CryptoOptions(), &ssrc_generator_);
SendTask(network_thread, [&]() {
RTC_DCHECK_RUN_ON(channel->network_thread());
channel->SetRtpTransport(rtp_transport);
});
return channel;
}
template <>
void ChannelTest<VoiceTraits>::CreateContent(
int flags,
const cricket::Codec& audio_codec,
const cricket::Codec& video_codec,
cricket::AudioContentDescription* audio) {
audio->AddCodec(audio_codec);
audio->set_rtcp_mux((flags & RTCP_MUX) != 0);
}
template <>
void ChannelTest<VoiceTraits>::CopyContent(
const cricket::AudioContentDescription& source,
cricket::AudioContentDescription* audio) {
*audio = source;
}
template <>
void ChannelTest<VoiceTraits>::AddLegacyStreamInContent(
uint32_t ssrc,
int flags,
cricket::AudioContentDescription* audio) {
audio->AddLegacyStream(ssrc);
}
class VoiceChannelSingleThreadTest : public ChannelTest<VoiceTraits> {
public:
typedef ChannelTest<VoiceTraits> Base;
VoiceChannelSingleThreadTest()
: Base(true, kPcmuFrame, kRtcpReport, NetworkIsWorker::Yes) {}
};
class VoiceChannelDoubleThreadTest : public ChannelTest<VoiceTraits> {
public:
typedef ChannelTest<VoiceTraits> Base;
VoiceChannelDoubleThreadTest()
: Base(true, kPcmuFrame, kRtcpReport, NetworkIsWorker::No) {}
};
class VoiceChannelWithEncryptedRtpHeaderExtensionsSingleThreadTest
: public ChannelTest<VoiceTraits> {
public:
typedef ChannelTest<VoiceTraits> Base;
VoiceChannelWithEncryptedRtpHeaderExtensionsSingleThreadTest()
: Base(true,
kPcmuFrameWithExtensions,
kRtcpReport,
NetworkIsWorker::Yes) {}
};
class VoiceChannelWithEncryptedRtpHeaderExtensionsDoubleThreadTest
: public ChannelTest<VoiceTraits> {
public:
typedef ChannelTest<VoiceTraits> Base;
VoiceChannelWithEncryptedRtpHeaderExtensionsDoubleThreadTest()
: Base(true, kPcmuFrameWithExtensions, kRtcpReport, NetworkIsWorker::No) {
}
};
// override to add NULL parameter
template <>
std::unique_ptr<cricket::VideoChannel> ChannelTest<VideoTraits>::CreateChannel(
rtc::Thread* worker_thread,
rtc::Thread* network_thread,
std::unique_ptr<cricket::FakeVideoMediaSendChannel> send_ch,
std::unique_ptr<cricket::FakeVideoMediaReceiveChannel> receive_ch,
webrtc::RtpTransportInternal* rtp_transport,
int flags) {
rtc::Thread* signaling_thread = rtc::Thread::Current();
auto channel = std::make_unique<cricket::VideoChannel>(
worker_thread, network_thread, signaling_thread, std::move(send_ch),
std::move(receive_ch), cricket::CN_VIDEO, (flags & DTLS) != 0,
webrtc::CryptoOptions(), &ssrc_generator_);
SendTask(network_thread, [&]() {
RTC_DCHECK_RUN_ON(channel->network_thread());
channel->SetRtpTransport(rtp_transport);
});
return channel;
}
template <>
void ChannelTest<VideoTraits>::CreateContent(
int flags,
const cricket::Codec& audio_codec,
const cricket::Codec& video_codec,
cricket::VideoContentDescription* video) {
video->AddCodec(video_codec);
video->set_rtcp_mux((flags & RTCP_MUX) != 0);
}
template <>
void ChannelTest<VideoTraits>::CopyContent(
const cricket::VideoContentDescription& source,
cricket::VideoContentDescription* video) {
*video = source;
}
template <>
void ChannelTest<VideoTraits>::AddLegacyStreamInContent(
uint32_t ssrc,
int flags,
cricket::VideoContentDescription* video) {
video->AddLegacyStream(ssrc);
}
class VideoChannelSingleThreadTest : public ChannelTest<VideoTraits> {
public:
typedef ChannelTest<VideoTraits> Base;
VideoChannelSingleThreadTest()
: Base(false, kH264Packet, kRtcpReport, NetworkIsWorker::Yes) {}
};
class VideoChannelDoubleThreadTest : public ChannelTest<VideoTraits> {
public:
typedef ChannelTest<VideoTraits> Base;
VideoChannelDoubleThreadTest()
: Base(false, kH264Packet, kRtcpReport, NetworkIsWorker::No) {}
};
TEST_F(VoiceChannelSingleThreadTest, TestInit) {
Base::TestInit();
EXPECT_FALSE(media_send_channel1_impl()->IsStreamMuted(0));
EXPECT_TRUE(media_send_channel1_impl()->dtmf_info_queue().empty());
}
TEST_F(VoiceChannelSingleThreadTest, TestDeinit) {
Base::TestDeinit();
}
TEST_F(VoiceChannelSingleThreadTest, TestSetContents) {
Base::TestSetContents();
}
TEST_F(VoiceChannelSingleThreadTest, TestSetContentsExtmapAllowMixedAsCaller) {
Base::TestSetContentsExtmapAllowMixedCaller(/*offer=*/true, /*answer=*/true);
}
TEST_F(VoiceChannelSingleThreadTest,
TestSetContentsExtmapAllowMixedNotSupportedAsCaller) {
Base::TestSetContentsExtmapAllowMixedCaller(/*offer=*/true, /*answer=*/false);
}
TEST_F(VoiceChannelSingleThreadTest, TestSetContentsExtmapAllowMixedAsCallee) {
Base::TestSetContentsExtmapAllowMixedCallee(/*offer=*/true, /*answer=*/true);
}
TEST_F(VoiceChannelSingleThreadTest,
TestSetContentsExtmapAllowMixedNotSupportedAsCallee) {
Base::TestSetContentsExtmapAllowMixedCallee(/*offer=*/true, /*answer=*/false);
}
TEST_F(VoiceChannelSingleThreadTest, TestSetContentsNullOffer) {
Base::TestSetContentsNullOffer();
}
TEST_F(VoiceChannelSingleThreadTest, TestSetContentsRtcpMux) {
Base::TestSetContentsRtcpMux();
}
TEST_F(VoiceChannelSingleThreadTest, TestSetContentsRtcpMuxWithPrAnswer) {
Base::TestSetContentsRtcpMux();
}
TEST_F(VoiceChannelSingleThreadTest, TestChangeStreamParamsInContent) {
Base::TestChangeStreamParamsInContent();
}
TEST_F(VoiceChannelSingleThreadTest, TestPlayoutAndSendingStates) {
Base::TestPlayoutAndSendingStates();
}
TEST_F(VoiceChannelSingleThreadTest, TestMediaContentDirection) {
Base::TestMediaContentDirection();
}
TEST_F(VoiceChannelSingleThreadTest, TestNetworkRouteChanges) {
Base::TestNetworkRouteChanges();
}
TEST_F(VoiceChannelSingleThreadTest, TestCallSetup) {
Base::TestCallSetup();
}
TEST_F(VoiceChannelSingleThreadTest, SendRtpToRtp) {
Base::SendRtpToRtp();
}
TEST_F(VoiceChannelSingleThreadTest, SendDtlsSrtpToDtlsSrtp) {
Base::SendDtlsSrtpToDtlsSrtp(0, 0);
}
TEST_F(VoiceChannelSingleThreadTest, SendDtlsSrtpToDtlsSrtpRtcpMux) {
Base::SendDtlsSrtpToDtlsSrtp(RTCP_MUX, RTCP_MUX);
}
TEST_F(VoiceChannelSingleThreadTest, SendEarlyMediaUsingRtcpMuxSrtp) {
Base::SendEarlyMediaUsingRtcpMuxSrtp();
}
TEST_F(VoiceChannelSingleThreadTest, SendRtpToRtpOnThread) {
Base::SendRtpToRtpOnThread();
}
TEST_F(VoiceChannelSingleThreadTest, SendWithWritabilityLoss) {
Base::SendWithWritabilityLoss();
}
TEST_F(VoiceChannelSingleThreadTest, TestSetContentFailure) {
Base::TestSetContentFailure();
}
TEST_F(VoiceChannelSingleThreadTest, TestSendTwoOffers) {
Base::TestSendTwoOffers();
}
TEST_F(VoiceChannelSingleThreadTest, TestReceiveTwoOffers) {
Base::TestReceiveTwoOffers();
}
TEST_F(VoiceChannelSingleThreadTest, TestSendPrAnswer) {
Base::TestSendPrAnswer();
}
TEST_F(VoiceChannelSingleThreadTest, TestReceivePrAnswer) {
Base::TestReceivePrAnswer();
}
TEST_F(VoiceChannelSingleThreadTest, TestOnTransportReadyToSend) {
Base::TestOnTransportReadyToSend();
}
TEST_F(VoiceChannelSingleThreadTest, SendBundleToBundle) {
Base::SendBundleToBundle(kAudioPts, arraysize(kAudioPts), false, false);
}
TEST_F(VoiceChannelSingleThreadTest, SendBundleToBundleSecure) {
Base::SendBundleToBundle(kAudioPts, arraysize(kAudioPts), false, true);
}
TEST_F(VoiceChannelSingleThreadTest, SendBundleToBundleWithRtcpMux) {
Base::SendBundleToBundle(kAudioPts, arraysize(kAudioPts), true, false);
}
TEST_F(VoiceChannelSingleThreadTest, SendBundleToBundleWithRtcpMuxSecure) {
Base::SendBundleToBundle(kAudioPts, arraysize(kAudioPts), true, true);
}
TEST_F(VoiceChannelSingleThreadTest, DefaultMaxBitrateIsUnlimited) {
Base::DefaultMaxBitrateIsUnlimited();
}
TEST_F(VoiceChannelSingleThreadTest, SocketOptionsMergedOnSetTransport) {
Base::SocketOptionsMergedOnSetTransport();
}
// VoiceChannelDoubleThreadTest
TEST_F(VoiceChannelDoubleThreadTest, TestInit) {
Base::TestInit();
EXPECT_FALSE(media_send_channel1_impl()->IsStreamMuted(0));
EXPECT_TRUE(media_send_channel1_impl()->dtmf_info_queue().empty());
}
TEST_F(VoiceChannelDoubleThreadTest, TestDeinit) {
Base::TestDeinit();
}
TEST_F(VoiceChannelDoubleThreadTest, TestSetContents) {
Base::TestSetContents();
}
TEST_F(VoiceChannelDoubleThreadTest, TestSetContentsExtmapAllowMixedAsCaller) {
Base::TestSetContentsExtmapAllowMixedCaller(/*offer=*/true, /*answer=*/true);
}
TEST_F(VoiceChannelDoubleThreadTest,
TestSetContentsExtmapAllowMixedNotSupportedAsCaller) {
Base::TestSetContentsExtmapAllowMixedCaller(/*offer=*/true, /*answer=*/false);
}
TEST_F(VoiceChannelDoubleThreadTest, TestSetContentsExtmapAllowMixedAsCallee) {
Base::TestSetContentsExtmapAllowMixedCallee(/*offer=*/true, /*answer=*/true);
}
TEST_F(VoiceChannelDoubleThreadTest,
TestSetContentsExtmapAllowMixedNotSupportedAsCallee) {
Base::TestSetContentsExtmapAllowMixedCallee(/*offer=*/true, /*answer=*/false);
}
TEST_F(VoiceChannelDoubleThreadTest, TestSetContentsNullOffer) {
Base::TestSetContentsNullOffer();
}
TEST_F(VoiceChannelDoubleThreadTest, TestSetContentsRtcpMux) {
Base::TestSetContentsRtcpMux();
}
TEST_F(VoiceChannelDoubleThreadTest, TestSetContentsRtcpMuxWithPrAnswer) {
Base::TestSetContentsRtcpMux();
}
TEST_F(VoiceChannelDoubleThreadTest, TestChangeStreamParamsInContent) {
Base::TestChangeStreamParamsInContent();
}
TEST_F(VoiceChannelDoubleThreadTest, TestPlayoutAndSendingStates) {
Base::TestPlayoutAndSendingStates();
}
TEST_F(VoiceChannelDoubleThreadTest, TestMediaContentDirection) {
Base::TestMediaContentDirection();
}
TEST_F(VoiceChannelDoubleThreadTest, TestNetworkRouteChanges) {
Base::TestNetworkRouteChanges();
}
TEST_F(VoiceChannelDoubleThreadTest, TestCallSetup) {
Base::TestCallSetup();
}
TEST_F(VoiceChannelDoubleThreadTest, SendRtpToRtp) {
Base::SendRtpToRtp();
}
TEST_F(VoiceChannelDoubleThreadTest, SendDtlsSrtpToDtlsSrtp) {
Base::SendDtlsSrtpToDtlsSrtp(0, 0);
}
TEST_F(VoiceChannelDoubleThreadTest, SendDtlsSrtpToDtlsSrtpRtcpMux) {
Base::SendDtlsSrtpToDtlsSrtp(RTCP_MUX, RTCP_MUX);
}
TEST_F(VoiceChannelDoubleThreadTest, SendEarlyMediaUsingRtcpMuxSrtp) {
Base::SendEarlyMediaUsingRtcpMuxSrtp();
}
TEST_F(VoiceChannelDoubleThreadTest, SendRtpToRtpOnThread) {
Base::SendRtpToRtpOnThread();
}
TEST_F(VoiceChannelDoubleThreadTest, SendWithWritabilityLoss) {
Base::SendWithWritabilityLoss();
}
TEST_F(VoiceChannelDoubleThreadTest, TestSetContentFailure) {
Base::TestSetContentFailure();
}
TEST_F(VoiceChannelDoubleThreadTest, TestSendTwoOffers) {
Base::TestSendTwoOffers();
}
TEST_F(VoiceChannelDoubleThreadTest, TestReceiveTwoOffers) {
Base::TestReceiveTwoOffers();
}
TEST_F(VoiceChannelDoubleThreadTest, TestSendPrAnswer) {
Base::TestSendPrAnswer();
}
TEST_F(VoiceChannelDoubleThreadTest, TestReceivePrAnswer) {
Base::TestReceivePrAnswer();
}
TEST_F(VoiceChannelDoubleThreadTest, TestOnTransportReadyToSend) {
Base::TestOnTransportReadyToSend();
}
TEST_F(VoiceChannelDoubleThreadTest, SendBundleToBundle) {
Base::SendBundleToBundle(kAudioPts, arraysize(kAudioPts), false, false);
}
TEST_F(VoiceChannelDoubleThreadTest, SendBundleToBundleSecure) {
Base::SendBundleToBundle(kAudioPts, arraysize(kAudioPts), false, true);
}
TEST_F(VoiceChannelDoubleThreadTest, SendBundleToBundleWithRtcpMux) {
Base::SendBundleToBundle(kAudioPts, arraysize(kAudioPts), true, false);
}
TEST_F(VoiceChannelDoubleThreadTest, SendBundleToBundleWithRtcpMuxSecure) {
Base::SendBundleToBundle(kAudioPts, arraysize(kAudioPts), true, true);
}
TEST_F(VoiceChannelDoubleThreadTest, DefaultMaxBitrateIsUnlimited) {
Base::DefaultMaxBitrateIsUnlimited();
}
TEST_F(VoiceChannelDoubleThreadTest, SocketOptionsMergedOnSetTransport) {
Base::SocketOptionsMergedOnSetTransport();
}
// VideoChannelSingleThreadTest
TEST_F(VideoChannelSingleThreadTest, TestInit) {
Base::TestInit();
}
TEST_F(VideoChannelSingleThreadTest, TestDeinit) {
Base::TestDeinit();
}
TEST_F(VideoChannelSingleThreadTest, TestSetContents) {
Base::TestSetContents();
}
TEST_F(VideoChannelSingleThreadTest, TestSetContentsExtmapAllowMixedAsCaller) {
Base::TestSetContentsExtmapAllowMixedCaller(/*offer=*/true, /*answer=*/true);
}
TEST_F(VideoChannelSingleThreadTest,
TestSetContentsExtmapAllowMixedNotSupportedAsCaller) {
Base::TestSetContentsExtmapAllowMixedCaller(/*offer=*/true, /*answer=*/false);
}
TEST_F(VideoChannelSingleThreadTest, TestSetContentsExtmapAllowMixedAsCallee) {
Base::TestSetContentsExtmapAllowMixedCallee(/*offer=*/true, /*answer=*/true);
}
TEST_F(VideoChannelSingleThreadTest,
TestSetContentsExtmapAllowMixedNotSupportedAsCallee) {
Base::TestSetContentsExtmapAllowMixedCallee(/*offer=*/true, /*answer=*/false);
}
TEST_F(VideoChannelSingleThreadTest, TestSetContentsNullOffer) {
Base::TestSetContentsNullOffer();
}
TEST_F(VideoChannelSingleThreadTest, TestSetContentsRtcpMux) {
Base::TestSetContentsRtcpMux();
}
TEST_F(VideoChannelSingleThreadTest, TestSetContentsRtcpMuxWithPrAnswer) {
Base::TestSetContentsRtcpMux();
}
TEST_F(VideoChannelSingleThreadTest, TestChangeStreamParamsInContent) {
Base::TestChangeStreamParamsInContent();
}
TEST_F(VideoChannelSingleThreadTest, TestPlayoutAndSendingStates) {
Base::TestPlayoutAndSendingStates();
}
TEST_F(VideoChannelSingleThreadTest, TestMediaContentDirection) {
Base::TestMediaContentDirection();
}
TEST_F(VideoChannelSingleThreadTest, TestNetworkRouteChanges) {
Base::TestNetworkRouteChanges();
}
TEST_F(VideoChannelSingleThreadTest, TestCallSetup) {
Base::TestCallSetup();
}
TEST_F(VideoChannelSingleThreadTest, SendRtpToRtp) {
Base::SendRtpToRtp();
}
TEST_F(VideoChannelSingleThreadTest, SendDtlsSrtpToDtlsSrtp) {
Base::SendDtlsSrtpToDtlsSrtp(0, 0);
}
TEST_F(VideoChannelSingleThreadTest, SendDtlsSrtpToDtlsSrtpRtcpMux) {
Base::SendDtlsSrtpToDtlsSrtp(RTCP_MUX, RTCP_MUX);
}
TEST_F(VideoChannelSingleThreadTest, SendEarlyMediaUsingRtcpMuxSrtp) {
Base::SendEarlyMediaUsingRtcpMuxSrtp();
}
TEST_F(VideoChannelSingleThreadTest, SendRtpToRtpOnThread) {
Base::SendRtpToRtpOnThread();
}
TEST_F(VideoChannelSingleThreadTest, SendWithWritabilityLoss) {
Base::SendWithWritabilityLoss();
}
TEST_F(VideoChannelSingleThreadTest, TestSetContentFailure) {
Base::TestSetContentFailure();
}
TEST_F(VideoChannelSingleThreadTest, TestSendTwoOffers) {
Base::TestSendTwoOffers();
}
TEST_F(VideoChannelSingleThreadTest, TestReceiveTwoOffers) {
Base::TestReceiveTwoOffers();
}
TEST_F(VideoChannelSingleThreadTest, TestSendPrAnswer) {
Base::TestSendPrAnswer();
}
TEST_F(VideoChannelSingleThreadTest, TestReceivePrAnswer) {
Base::TestReceivePrAnswer();
}
TEST_F(VideoChannelSingleThreadTest, SendBundleToBundle) {
Base::SendBundleToBundle(kVideoPts, arraysize(kVideoPts), false, false);
}
TEST_F(VideoChannelSingleThreadTest, SendBundleToBundleSecure) {
Base::SendBundleToBundle(kVideoPts, arraysize(kVideoPts), false, true);
}
TEST_F(VideoChannelSingleThreadTest, SendBundleToBundleWithRtcpMux) {
Base::SendBundleToBundle(kVideoPts, arraysize(kVideoPts), true, false);
}
TEST_F(VideoChannelSingleThreadTest, SendBundleToBundleWithRtcpMuxSecure) {
Base::SendBundleToBundle(kVideoPts, arraysize(kVideoPts), true, true);
}
TEST_F(VideoChannelSingleThreadTest, TestOnTransportReadyToSend) {
Base::TestOnTransportReadyToSend();
}
TEST_F(VideoChannelSingleThreadTest, DefaultMaxBitrateIsUnlimited) {
Base::DefaultMaxBitrateIsUnlimited();
}
TEST_F(VideoChannelSingleThreadTest, SocketOptionsMergedOnSetTransport) {
Base::SocketOptionsMergedOnSetTransport();
}
TEST_F(VideoChannelSingleThreadTest, UpdateLocalStreamsWithSimulcast) {
Base::TestUpdateLocalStreamsWithSimulcast();
}
TEST_F(VideoChannelSingleThreadTest, TestSetLocalOfferWithPacketization) {
const cricket::Codec kVp8Codec = cricket::CreateVideoCodec(97, "VP8");
cricket::Codec vp9_codec = cricket::CreateVideoCodec(98, "VP9");
vp9_codec.packetization = cricket::kPacketizationParamRaw;
cricket::VideoContentDescription video;
video.set_codecs({kVp8Codec, vp9_codec});
CreateChannels(0, 0);
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&video, SdpType::kOffer, err));
EXPECT_THAT(media_send_channel1_impl()->send_codecs(), testing::IsEmpty());
ASSERT_THAT(media_receive_channel1_impl()->recv_codecs(), testing::SizeIs(2));
EXPECT_TRUE(
media_receive_channel1_impl()->recv_codecs()[0].Matches(kVp8Codec));
EXPECT_EQ(media_receive_channel1_impl()->recv_codecs()[0].packetization,
absl::nullopt);
EXPECT_TRUE(
media_receive_channel1_impl()->recv_codecs()[1].Matches(vp9_codec));
EXPECT_EQ(media_receive_channel1_impl()->recv_codecs()[1].packetization,
cricket::kPacketizationParamRaw);
}
TEST_F(VideoChannelSingleThreadTest, TestSetRemoteOfferWithPacketization) {
const cricket::Codec kVp8Codec = cricket::CreateVideoCodec(97, "VP8");
cricket::Codec vp9_codec = cricket::CreateVideoCodec(98, "VP9");
vp9_codec.packetization = cricket::kPacketizationParamRaw;
cricket::VideoContentDescription video;
video.set_codecs({kVp8Codec, vp9_codec});
CreateChannels(0, 0);
std::string err;
EXPECT_TRUE(channel1_->SetRemoteContent(&video, SdpType::kOffer, err));
EXPECT_TRUE(err.empty());
EXPECT_THAT(media_receive_channel1_impl()->recv_codecs(), testing::IsEmpty());
ASSERT_THAT(media_send_channel1_impl()->send_codecs(), testing::SizeIs(2));
EXPECT_TRUE(media_send_channel1_impl()->send_codecs()[0].Matches(kVp8Codec));
EXPECT_EQ(media_send_channel1_impl()->send_codecs()[0].packetization,
absl::nullopt);
EXPECT_TRUE(media_send_channel1_impl()->send_codecs()[1].Matches(vp9_codec));
EXPECT_EQ(media_send_channel1_impl()->send_codecs()[1].packetization,
cricket::kPacketizationParamRaw);
}
TEST_F(VideoChannelSingleThreadTest, TestSetAnswerWithPacketization) {
const cricket::Codec kVp8Codec = cricket::CreateVideoCodec(97, "VP8");
cricket::Codec vp9_codec = cricket::CreateVideoCodec(98, "VP9");
vp9_codec.packetization = cricket::kPacketizationParamRaw;
cricket::VideoContentDescription video;
video.set_codecs({kVp8Codec, vp9_codec});
CreateChannels(0, 0);
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&video, SdpType::kOffer, err));
EXPECT_TRUE(err.empty());
EXPECT_TRUE(channel1_->SetRemoteContent(&video, SdpType::kAnswer, err));
EXPECT_TRUE(err.empty());
ASSERT_THAT(media_receive_channel1_impl()->recv_codecs(), testing::SizeIs(2));
EXPECT_TRUE(
media_receive_channel1_impl()->recv_codecs()[0].Matches(kVp8Codec));
EXPECT_EQ(media_receive_channel1_impl()->recv_codecs()[0].packetization,
absl::nullopt);
EXPECT_TRUE(
media_receive_channel1_impl()->recv_codecs()[1].Matches(vp9_codec));
EXPECT_EQ(media_receive_channel1_impl()->recv_codecs()[1].packetization,
cricket::kPacketizationParamRaw);
EXPECT_THAT(media_send_channel1_impl()->send_codecs(), testing::SizeIs(2));
EXPECT_TRUE(media_send_channel1_impl()->send_codecs()[0].Matches(kVp8Codec));
EXPECT_EQ(media_send_channel1_impl()->send_codecs()[0].packetization,
absl::nullopt);
EXPECT_TRUE(media_send_channel1_impl()->send_codecs()[1].Matches(vp9_codec));
EXPECT_EQ(media_send_channel1_impl()->send_codecs()[1].packetization,
cricket::kPacketizationParamRaw);
}
TEST_F(VideoChannelSingleThreadTest, TestSetLocalAnswerWithoutPacketization) {
const cricket::Codec kLocalCodec = cricket::CreateVideoCodec(98, "VP8");
cricket::Codec remote_codec = cricket::CreateVideoCodec(99, "VP8");
remote_codec.packetization = cricket::kPacketizationParamRaw;
cricket::VideoContentDescription local_video;
local_video.set_codecs({kLocalCodec});
cricket::VideoContentDescription remote_video;
remote_video.set_codecs({remote_codec});
CreateChannels(0, 0);
std::string err;
EXPECT_TRUE(channel1_->SetRemoteContent(&remote_video, SdpType::kOffer, err));
EXPECT_TRUE(channel1_->SetLocalContent(&local_video, SdpType::kAnswer, err));
ASSERT_THAT(media_receive_channel1_impl()->recv_codecs(), testing::SizeIs(1));
EXPECT_EQ(media_receive_channel1_impl()->recv_codecs()[0].packetization,
absl::nullopt);
ASSERT_THAT(media_send_channel1_impl()->send_codecs(), testing::SizeIs(1));
EXPECT_EQ(media_send_channel1_impl()->send_codecs()[0].packetization,
absl::nullopt);
}
TEST_F(VideoChannelSingleThreadTest, TestSetRemoteAnswerWithoutPacketization) {
cricket::Codec local_codec = cricket::CreateVideoCodec(98, "VP8");
local_codec.packetization = cricket::kPacketizationParamRaw;
const cricket::Codec kRemoteCodec = cricket::CreateVideoCodec(99, "VP8");
cricket::VideoContentDescription local_video;
local_video.set_codecs({local_codec});
cricket::VideoContentDescription remote_video;
remote_video.set_codecs({kRemoteCodec});
CreateChannels(0, 0);
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&local_video, SdpType::kOffer, err));
EXPECT_TRUE(
channel1_->SetRemoteContent(&remote_video, SdpType::kAnswer, err));
ASSERT_THAT(media_receive_channel1_impl()->recv_codecs(), testing::SizeIs(1));
EXPECT_EQ(media_receive_channel1_impl()->recv_codecs()[0].packetization,
absl::nullopt);
ASSERT_THAT(media_send_channel1_impl()->send_codecs(), testing::SizeIs(1));
EXPECT_EQ(media_send_channel1_impl()->send_codecs()[0].packetization,
absl::nullopt);
}
TEST_F(VideoChannelSingleThreadTest,
TestSetRemoteAnswerWithInvalidPacketization) {
cricket::Codec local_codec = cricket::CreateVideoCodec(98, "VP8");
local_codec.packetization = cricket::kPacketizationParamRaw;
cricket::Codec remote_codec = cricket::CreateVideoCodec(99, "VP8");
remote_codec.packetization = "unknownpacketizationattributevalue";
cricket::VideoContentDescription local_video;
local_video.set_codecs({local_codec});
cricket::VideoContentDescription remote_video;
remote_video.set_codecs({remote_codec});
CreateChannels(0, 0);
std::string err;
EXPECT_TRUE(channel1_->SetLocalContent(&local_video, SdpType::kOffer, err));
EXPECT_TRUE(err.empty());
EXPECT_FALSE(
channel1_->SetRemoteContent(&remote_video, SdpType::kAnswer, err));
EXPECT_FALSE(err.empty());
ASSERT_THAT(media_receive_channel1_impl()->recv_codecs(), testing::SizeIs(1));
EXPECT_EQ(media_receive_channel1_impl()->recv_codecs()[0].packetization,
cricket::kPacketizationParamRaw);
EXPECT_THAT(media_send_channel1_impl()->send_codecs(), testing::IsEmpty());
}
TEST_F(VideoChannelSingleThreadTest,
TestSetLocalAnswerWithInvalidPacketization) {
cricket::Codec local_codec = cricket::CreateVideoCodec(98, "VP8");
local_codec.packetization = cricket::kPacketizationParamRaw;
const cricket::Codec kRemoteCodec = cricket::CreateVideoCodec(99, "VP8");
cricket::VideoContentDescription local_video;
local_video.set_codecs({local_codec});
cricket::VideoContentDescription remote_video;
remote_video.set_codecs({kRemoteCodec});
CreateChannels(0, 0);
std::string err;
EXPECT_TRUE(channel1_->SetRemoteContent(&remote_video, SdpType::kOffer, err));
EXPECT_TRUE(err.empty());
EXPECT_FALSE(channel1_->SetLocalContent(&local_video, SdpType::kAnswer, err));
EXPECT_FALSE(err.empty());
EXPECT_THAT(media_receive_channel1_impl()->recv_codecs(), testing::IsEmpty());
ASSERT_THAT(media_send_channel1_impl()->send_codecs(), testing::SizeIs(1));
EXPECT_EQ(media_send_channel1_impl()->send_codecs()[0].packetization,
absl::nullopt);
}
TEST_F(VideoChannelSingleThreadTest,
StopsPacketizationVerificationWhenMatchIsFoundInRemoteAnswer) {
cricket::Codec vp8_foo = cricket::CreateVideoCodec(96, "VP8");
vp8_foo.packetization = "foo";
cricket::Codec vp8_bar = cricket::CreateVideoCodec(97, "VP8");
vp8_bar.packetization = "bar";
cricket::Codec vp9 = cricket::CreateVideoCodec(98, "VP9");
cricket::Codec vp9_foo = cricket::CreateVideoCodec(99, "VP9");
vp9_foo.packetization = "bar";
cricket::VideoContentDescription local;
local.set_codecs({vp8_foo, vp8_bar, vp9_foo});
cricket::VideoContentDescription remote;
remote.set_codecs({vp8_foo, vp9});
CreateChannels(0, 0);
std::string err;
ASSERT_TRUE(channel1_->SetLocalContent(&local, SdpType::kOffer, err)) << err;
ASSERT_TRUE(channel1_->SetRemoteContent(&remote, SdpType::kAnswer, err))
<< err;
EXPECT_THAT(
media_receive_channel1_impl()->recv_codecs(),
ElementsAre(AllOf(Field(&cricket::Codec::id, 96),
Field(&cricket::Codec::packetization, "foo")),
AllOf(Field(&cricket::Codec::id, 97),
Field(&cricket::Codec::packetization, "bar")),
AllOf(Field(&cricket::Codec::id, 99),
Field(&cricket::Codec::packetization, absl::nullopt))));
EXPECT_THAT(
media_send_channel1_impl()->send_codecs(),
ElementsAre(AllOf(Field(&cricket::Codec::id, 96),
Field(&cricket::Codec::packetization, "foo")),
AllOf(Field(&cricket::Codec::id, 98),
Field(&cricket::Codec::packetization, absl::nullopt))));
}
TEST_F(VideoChannelSingleThreadTest,
StopsPacketizationVerificationWhenMatchIsFoundInLocalAnswer) {
cricket::Codec vp8_foo = cricket::CreateVideoCodec(96, "VP8");
vp8_foo.packetization = "foo";
cricket::Codec vp8_bar = cricket::CreateVideoCodec(97, "VP8");
vp8_bar.packetization = "bar";
cricket::Codec vp9 = cricket::CreateVideoCodec(98, "VP9");
cricket::Codec vp9_foo = cricket::CreateVideoCodec(99, "VP9");
vp9_foo.packetization = "bar";
cricket::VideoContentDescription local;
local.set_codecs({vp8_foo, vp9});
cricket::VideoContentDescription remote;
remote.set_codecs({vp8_foo, vp8_bar, vp9_foo});
CreateChannels(0, 0);
std::string err;
ASSERT_TRUE(channel1_->SetRemoteContent(&remote, SdpType::kOffer, err))
<< err;
ASSERT_TRUE(channel1_->SetLocalContent(&local, SdpType::kAnswer, err)) << err;
EXPECT_THAT(
media_receive_channel1_impl()->recv_codecs(),
ElementsAre(AllOf(Field(&cricket::Codec::id, 96),
Field(&cricket::Codec::packetization, "foo")),
AllOf(Field(&cricket::Codec::id, 98),
Field(&cricket::Codec::packetization, absl::nullopt))));
EXPECT_THAT(
media_send_channel1_impl()->send_codecs(),
ElementsAre(AllOf(Field(&cricket::Codec::id, 96),
Field(&cricket::Codec::packetization, "foo")),
AllOf(Field(&cricket::Codec::id, 97),
Field(&cricket::Codec::packetization, "bar")),
AllOf(Field(&cricket::Codec::id, 99),
Field(&cricket::Codec::packetization, absl::nullopt))));
}
TEST_F(VideoChannelSingleThreadTest,
ConsidersAllCodecsWithDiffrentPacketizationsInRemoteAnswer) {
cricket::Codec vp8 = cricket::CreateVideoCodec(96, "VP8");
cricket::Codec vp8_raw = cricket::CreateVideoCodec(97, "VP8");
vp8_raw.packetization = cricket::kPacketizationParamRaw;
cricket::VideoContentDescription local;
local.set_codecs({vp8, vp8_raw});
cricket::VideoContentDescription remote;
remote.set_codecs({vp8_raw, vp8});
CreateChannels(0, 0);
std::string err;
ASSERT_TRUE(channel1_->SetLocalContent(&local, SdpType::kOffer, err)) << err;
ASSERT_TRUE(channel1_->SetRemoteContent(&remote, SdpType::kAnswer, err))
<< err;
EXPECT_THAT(
media_receive_channel1_impl()->recv_codecs(),
ElementsAre(AllOf(Field(&cricket::Codec::id, 96),
Field(&cricket::Codec::packetization, absl::nullopt)),
AllOf(Field(&cricket::Codec::id, 97),
Field(&cricket::Codec::packetization,
cricket::kPacketizationParamRaw))));
EXPECT_THAT(
media_send_channel1_impl()->send_codecs(),
ElementsAre(AllOf(Field(&cricket::Codec::id, 97),
Field(&cricket::Codec::packetization,
cricket::kPacketizationParamRaw)),
AllOf(Field(&cricket::Codec::id, 96),
Field(&cricket::Codec::packetization, absl::nullopt))));
}
TEST_F(VideoChannelSingleThreadTest,
ConsidersAllCodecsWithDiffrentPacketizationsInLocalAnswer) {
cricket::Codec vp8 = cricket::CreateVideoCodec(96, "VP8");
cricket::Codec vp8_raw = cricket::CreateVideoCodec(97, "VP8");
vp8_raw.packetization = cricket::kPacketizationParamRaw;
cricket::VideoContentDescription local;
local.set_codecs({vp8_raw, vp8});
cricket::VideoContentDescription remote;
remote.set_codecs({vp8, vp8_raw});
CreateChannels(0, 0);
std::string err;
ASSERT_TRUE(channel1_->SetRemoteContent(&remote, SdpType::kOffer, err))
<< err;
ASSERT_TRUE(channel1_->SetLocalContent(&local, SdpType::kAnswer, err)) << err;
EXPECT_THAT(
media_receive_channel1_impl()->recv_codecs(),
ElementsAre(AllOf(Field(&cricket::Codec::id, 97),
Field(&cricket::Codec::packetization,
cricket::kPacketizationParamRaw)),
AllOf(Field(&cricket::Codec::id, 96),
Field(&cricket::Codec::packetization, absl::nullopt))));
EXPECT_THAT(
media_send_channel1_impl()->send_codecs(),
ElementsAre(AllOf(Field(&cricket::Codec::id, 96),
Field(&cricket::Codec::packetization, absl::nullopt)),
AllOf(Field(&cricket::Codec::id, 97),
Field(&cricket::Codec::packetization,
cricket::kPacketizationParamRaw))));
}
// VideoChannelDoubleThreadTest
TEST_F(VideoChannelDoubleThreadTest, TestInit) {
Base::TestInit();
}
TEST_F(VideoChannelDoubleThreadTest, TestDeinit) {
Base::TestDeinit();
}
TEST_F(VideoChannelDoubleThreadTest, TestSetContents) {
Base::TestSetContents();
}
TEST_F(VideoChannelDoubleThreadTest, TestSetContentsExtmapAllowMixedAsCaller) {
Base::TestSetContentsExtmapAllowMixedCaller(/*offer=*/true, /*answer=*/true);
}
TEST_F(VideoChannelDoubleThreadTest,
TestSetContentsExtmapAllowMixedNotSupportedAsCaller) {
Base::TestSetContentsExtmapAllowMixedCaller(/*offer=*/true, /*answer=*/false);
}
TEST_F(VideoChannelDoubleThreadTest, TestSetContentsExtmapAllowMixedAsCallee) {
Base::TestSetContentsExtmapAllowMixedCallee(/*offer=*/true, /*answer=*/true);
}
TEST_F(VideoChannelDoubleThreadTest,
TestSetContentsExtmapAllowMixedNotSupportedAsCallee) {
Base::TestSetContentsExtmapAllowMixedCallee(/*offer=*/true, /*answer=*/false);
}
TEST_F(VideoChannelDoubleThreadTest, TestSetContentsNullOffer) {
Base::TestSetContentsNullOffer();
}
TEST_F(VideoChannelDoubleThreadTest, TestSetContentsRtcpMux) {
Base::TestSetContentsRtcpMux();
}
TEST_F(VideoChannelDoubleThreadTest, TestSetContentsRtcpMuxWithPrAnswer) {
Base::TestSetContentsRtcpMux();
}
TEST_F(VideoChannelDoubleThreadTest, TestChangeStreamParamsInContent) {
Base::TestChangeStreamParamsInContent();
}
TEST_F(VideoChannelDoubleThreadTest, TestPlayoutAndSendingStates) {
Base::TestPlayoutAndSendingStates();
}
TEST_F(VideoChannelDoubleThreadTest, TestMediaContentDirection) {
Base::TestMediaContentDirection();
}
TEST_F(VideoChannelDoubleThreadTest, TestNetworkRouteChanges) {
Base::TestNetworkRouteChanges();
}
TEST_F(VideoChannelDoubleThreadTest, TestCallSetup) {
Base::TestCallSetup();
}
TEST_F(VideoChannelDoubleThreadTest, SendRtpToRtp) {
Base::SendRtpToRtp();
}
TEST_F(VideoChannelDoubleThreadTest, SendDtlsSrtpToDtlsSrtp) {
Base::SendDtlsSrtpToDtlsSrtp(0, 0);
}
TEST_F(VideoChannelDoubleThreadTest, SendDtlsSrtpToDtlsSrtpRtcpMux) {
Base::SendDtlsSrtpToDtlsSrtp(RTCP_MUX, RTCP_MUX);
}
TEST_F(VideoChannelDoubleThreadTest, SendEarlyMediaUsingRtcpMuxSrtp) {
Base::SendEarlyMediaUsingRtcpMuxSrtp();
}
TEST_F(VideoChannelDoubleThreadTest, SendRtpToRtpOnThread) {
Base::SendRtpToRtpOnThread();
}
TEST_F(VideoChannelDoubleThreadTest, SendWithWritabilityLoss) {
Base::SendWithWritabilityLoss();
}
TEST_F(VideoChannelDoubleThreadTest, TestSetContentFailure) {
Base::TestSetContentFailure();
}
TEST_F(VideoChannelDoubleThreadTest, TestSendTwoOffers) {
Base::TestSendTwoOffers();
}
TEST_F(VideoChannelDoubleThreadTest, TestReceiveTwoOffers) {
Base::TestReceiveTwoOffers();
}
TEST_F(VideoChannelDoubleThreadTest, TestSendPrAnswer) {
Base::TestSendPrAnswer();
}
TEST_F(VideoChannelDoubleThreadTest, TestReceivePrAnswer) {
Base::TestReceivePrAnswer();
}
TEST_F(VideoChannelDoubleThreadTest, SendBundleToBundle) {
Base::SendBundleToBundle(kVideoPts, arraysize(kVideoPts), false, false);
}
TEST_F(VideoChannelDoubleThreadTest, SendBundleToBundleSecure) {
Base::SendBundleToBundle(kVideoPts, arraysize(kVideoPts), false, true);
}
TEST_F(VideoChannelDoubleThreadTest, SendBundleToBundleWithRtcpMux) {
Base::SendBundleToBundle(kVideoPts, arraysize(kVideoPts), true, false);
}
TEST_F(VideoChannelDoubleThreadTest, SendBundleToBundleWithRtcpMuxSecure) {
Base::SendBundleToBundle(kVideoPts, arraysize(kVideoPts), true, true);
}
TEST_F(VideoChannelDoubleThreadTest, TestOnTransportReadyToSend) {
Base::TestOnTransportReadyToSend();
}
TEST_F(VideoChannelDoubleThreadTest, DefaultMaxBitrateIsUnlimited) {
Base::DefaultMaxBitrateIsUnlimited();
}
TEST_F(VideoChannelDoubleThreadTest, SocketOptionsMergedOnSetTransport) {
Base::SocketOptionsMergedOnSetTransport();
}
} // namespace
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