| /* |
| * Copyright 2018 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/jsep_transport_controller.h" |
| |
| #include <map> |
| #include <string> |
| #include <utility> |
| |
| #include "api/dtls_transport_interface.h" |
| #include "api/transport/enums.h" |
| #include "p2p/base/candidate_pair_interface.h" |
| #include "p2p/base/dtls_transport_factory.h" |
| #include "p2p/base/fake_dtls_transport.h" |
| #include "p2p/base/fake_ice_transport.h" |
| #include "p2p/base/p2p_constants.h" |
| #include "p2p/base/transport_info.h" |
| #include "rtc_base/fake_ssl_identity.h" |
| #include "rtc_base/gunit.h" |
| #include "rtc_base/logging.h" |
| #include "rtc_base/net_helper.h" |
| #include "rtc_base/socket_address.h" |
| #include "rtc_base/ssl_fingerprint.h" |
| #include "rtc_base/ssl_identity.h" |
| #include "rtc_base/task_queue_for_test.h" |
| #include "rtc_base/thread.h" |
| #include "test/gtest.h" |
| #include "test/scoped_key_value_config.h" |
| |
| using cricket::Candidate; |
| using cricket::Candidates; |
| using cricket::FakeDtlsTransport; |
| using webrtc::SdpType; |
| |
| static const int kTimeout = 100; |
| static const char kIceUfrag1[] = "u0001"; |
| static const char kIcePwd1[] = "TESTICEPWD00000000000001"; |
| static const char kIceUfrag2[] = "u0002"; |
| static const char kIcePwd2[] = "TESTICEPWD00000000000002"; |
| static const char kIceUfrag3[] = "u0003"; |
| static const char kIcePwd3[] = "TESTICEPWD00000000000003"; |
| static const char kIceUfrag4[] = "u0004"; |
| static const char kIcePwd4[] = "TESTICEPWD00000000000004"; |
| static const char kAudioMid1[] = "audio1"; |
| static const char kAudioMid2[] = "audio2"; |
| static const char kVideoMid1[] = "video1"; |
| static const char kVideoMid2[] = "video2"; |
| static const char kDataMid1[] = "data1"; |
| |
| namespace webrtc { |
| |
| class FakeIceTransportFactory : public webrtc::IceTransportFactory { |
| public: |
| ~FakeIceTransportFactory() override = default; |
| rtc::scoped_refptr<IceTransportInterface> CreateIceTransport( |
| const std::string& transport_name, |
| int component, |
| IceTransportInit init) override { |
| return rtc::make_ref_counted<cricket::FakeIceTransportWrapper>( |
| std::make_unique<cricket::FakeIceTransport>(transport_name, component)); |
| } |
| }; |
| |
| class FakeDtlsTransportFactory : public cricket::DtlsTransportFactory { |
| public: |
| std::unique_ptr<cricket::DtlsTransportInternal> CreateDtlsTransport( |
| cricket::IceTransportInternal* ice, |
| const webrtc::CryptoOptions& crypto_options, |
| rtc::SSLProtocolVersion max_version) override { |
| return std::make_unique<FakeDtlsTransport>( |
| static_cast<cricket::FakeIceTransport*>(ice)); |
| } |
| }; |
| |
| class JsepTransportControllerTest : public JsepTransportController::Observer, |
| public ::testing::Test, |
| public sigslot::has_slots<> { |
| public: |
| JsepTransportControllerTest() : signaling_thread_(rtc::Thread::Current()) { |
| fake_ice_transport_factory_ = std::make_unique<FakeIceTransportFactory>(); |
| fake_dtls_transport_factory_ = std::make_unique<FakeDtlsTransportFactory>(); |
| } |
| |
| void CreateJsepTransportController( |
| JsepTransportController::Config config, |
| rtc::Thread* network_thread = rtc::Thread::Current(), |
| cricket::PortAllocator* port_allocator = nullptr) { |
| config.transport_observer = this; |
| config.rtcp_handler = [](const rtc::CopyOnWriteBuffer& packet, |
| int64_t packet_time_us) { |
| RTC_DCHECK_NOTREACHED(); |
| }; |
| config.ice_transport_factory = fake_ice_transport_factory_.get(); |
| config.dtls_transport_factory = fake_dtls_transport_factory_.get(); |
| config.on_dtls_handshake_error_ = [](rtc::SSLHandshakeError s) {}; |
| config.field_trials = &field_trials_; |
| transport_controller_ = std::make_unique<JsepTransportController>( |
| network_thread, port_allocator, nullptr /* async_resolver_factory */, |
| std::move(config)); |
| SendTask(network_thread, [&] { ConnectTransportControllerSignals(); }); |
| } |
| |
| void ConnectTransportControllerSignals() { |
| transport_controller_->SubscribeIceConnectionState( |
| [this](cricket::IceConnectionState s) { |
| JsepTransportControllerTest::OnConnectionState(s); |
| }); |
| transport_controller_->SubscribeConnectionState( |
| [this](PeerConnectionInterface::PeerConnectionState s) { |
| JsepTransportControllerTest::OnCombinedConnectionState(s); |
| }); |
| transport_controller_->SubscribeStandardizedIceConnectionState( |
| [this](PeerConnectionInterface::IceConnectionState s) { |
| JsepTransportControllerTest::OnStandardizedIceConnectionState(s); |
| }); |
| transport_controller_->SubscribeIceGatheringState( |
| [this](cricket::IceGatheringState s) { |
| JsepTransportControllerTest::OnGatheringState(s); |
| }); |
| transport_controller_->SubscribeIceCandidateGathered( |
| [this](const std::string& transport, |
| const std::vector<cricket::Candidate>& candidates) { |
| JsepTransportControllerTest::OnCandidatesGathered(transport, |
| candidates); |
| }); |
| } |
| |
| std::unique_ptr<cricket::SessionDescription> |
| CreateSessionDescriptionWithoutBundle() { |
| auto description = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(description.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(description.get(), kVideoMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| return description; |
| } |
| |
| std::unique_ptr<cricket::SessionDescription> |
| CreateSessionDescriptionWithBundleGroup() { |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| cricket::ContentGroup bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group.AddContentName(kAudioMid1); |
| bundle_group.AddContentName(kVideoMid1); |
| description->AddGroup(bundle_group); |
| |
| return description; |
| } |
| |
| std::unique_ptr<cricket::SessionDescription> |
| CreateSessionDescriptionWithBundledData() { |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| AddDataSection(description.get(), kDataMid1, |
| cricket::MediaProtocolType::kSctp, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| cricket::ContentGroup bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group.AddContentName(kAudioMid1); |
| bundle_group.AddContentName(kVideoMid1); |
| bundle_group.AddContentName(kDataMid1); |
| description->AddGroup(bundle_group); |
| return description; |
| } |
| |
| void AddAudioSection(cricket::SessionDescription* description, |
| const std::string& mid, |
| const std::string& ufrag, |
| const std::string& pwd, |
| cricket::IceMode ice_mode, |
| cricket::ConnectionRole conn_role, |
| rtc::scoped_refptr<rtc::RTCCertificate> cert) { |
| std::unique_ptr<cricket::AudioContentDescription> audio( |
| new cricket::AudioContentDescription()); |
| // Set RTCP-mux to be true because the default policy is "mux required". |
| audio->set_rtcp_mux(true); |
| description->AddContent(mid, cricket::MediaProtocolType::kRtp, |
| /*rejected=*/false, std::move(audio)); |
| AddTransportInfo(description, mid, ufrag, pwd, ice_mode, conn_role, cert); |
| } |
| |
| void AddVideoSection(cricket::SessionDescription* description, |
| const std::string& mid, |
| const std::string& ufrag, |
| const std::string& pwd, |
| cricket::IceMode ice_mode, |
| cricket::ConnectionRole conn_role, |
| rtc::scoped_refptr<rtc::RTCCertificate> cert) { |
| std::unique_ptr<cricket::VideoContentDescription> video( |
| new cricket::VideoContentDescription()); |
| // Set RTCP-mux to be true because the default policy is "mux required". |
| video->set_rtcp_mux(true); |
| description->AddContent(mid, cricket::MediaProtocolType::kRtp, |
| /*rejected=*/false, std::move(video)); |
| AddTransportInfo(description, mid, ufrag, pwd, ice_mode, conn_role, cert); |
| } |
| |
| void AddDataSection(cricket::SessionDescription* description, |
| const std::string& mid, |
| cricket::MediaProtocolType protocol_type, |
| const std::string& ufrag, |
| const std::string& pwd, |
| cricket::IceMode ice_mode, |
| cricket::ConnectionRole conn_role, |
| rtc::scoped_refptr<rtc::RTCCertificate> cert) { |
| RTC_CHECK(protocol_type == cricket::MediaProtocolType::kSctp); |
| std::unique_ptr<cricket::SctpDataContentDescription> data( |
| new cricket::SctpDataContentDescription()); |
| data->set_rtcp_mux(true); |
| description->AddContent(mid, protocol_type, |
| /*rejected=*/false, std::move(data)); |
| AddTransportInfo(description, mid, ufrag, pwd, ice_mode, conn_role, cert); |
| } |
| |
| void AddTransportInfo(cricket::SessionDescription* description, |
| const std::string& mid, |
| const std::string& ufrag, |
| const std::string& pwd, |
| cricket::IceMode ice_mode, |
| cricket::ConnectionRole conn_role, |
| rtc::scoped_refptr<rtc::RTCCertificate> cert) { |
| std::unique_ptr<rtc::SSLFingerprint> fingerprint; |
| if (cert) { |
| fingerprint = rtc::SSLFingerprint::CreateFromCertificate(*cert); |
| } |
| |
| cricket::TransportDescription transport_desc(std::vector<std::string>(), |
| ufrag, pwd, ice_mode, |
| conn_role, fingerprint.get()); |
| description->AddTransportInfo(cricket::TransportInfo(mid, transport_desc)); |
| } |
| |
| cricket::IceConfig CreateIceConfig( |
| int receiving_timeout, |
| cricket::ContinualGatheringPolicy continual_gathering_policy) { |
| cricket::IceConfig config; |
| config.receiving_timeout = receiving_timeout; |
| config.continual_gathering_policy = continual_gathering_policy; |
| return config; |
| } |
| |
| Candidate CreateCandidate(const std::string& transport_name, int component) { |
| Candidate c; |
| c.set_transport_name(transport_name); |
| c.set_address(rtc::SocketAddress("192.168.1.1", 8000)); |
| c.set_component(component); |
| c.set_protocol(cricket::UDP_PROTOCOL_NAME); |
| c.set_priority(1); |
| return c; |
| } |
| |
| void CreateLocalDescriptionAndCompleteConnectionOnNetworkThread() { |
| if (!network_thread_->IsCurrent()) { |
| SendTask(network_thread_.get(), [&] { |
| CreateLocalDescriptionAndCompleteConnectionOnNetworkThread(); |
| }); |
| return; |
| } |
| |
| auto description = CreateSessionDescriptionWithBundleGroup(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| |
| transport_controller_->MaybeStartGathering(); |
| auto fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| auto fake_video_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kVideoMid1)); |
| fake_audio_dtls->fake_ice_transport()->SignalCandidateGathered( |
| fake_audio_dtls->fake_ice_transport(), |
| CreateCandidate(kAudioMid1, /*component=*/1)); |
| fake_video_dtls->fake_ice_transport()->SignalCandidateGathered( |
| fake_video_dtls->fake_ice_transport(), |
| CreateCandidate(kVideoMid1, /*component=*/1)); |
| fake_audio_dtls->fake_ice_transport()->SetCandidatesGatheringComplete(); |
| fake_video_dtls->fake_ice_transport()->SetCandidatesGatheringComplete(); |
| fake_audio_dtls->fake_ice_transport()->SetConnectionCount(2); |
| fake_video_dtls->fake_ice_transport()->SetConnectionCount(2); |
| fake_audio_dtls->SetReceiving(true); |
| fake_video_dtls->SetReceiving(true); |
| fake_audio_dtls->SetWritable(true); |
| fake_video_dtls->SetWritable(true); |
| fake_audio_dtls->fake_ice_transport()->SetConnectionCount(1); |
| fake_video_dtls->fake_ice_transport()->SetConnectionCount(1); |
| } |
| |
| protected: |
| void OnConnectionState(cricket::IceConnectionState state) { |
| ice_signaled_on_thread_ = rtc::Thread::Current(); |
| connection_state_ = state; |
| ++connection_state_signal_count_; |
| } |
| |
| void OnStandardizedIceConnectionState( |
| PeerConnectionInterface::IceConnectionState state) { |
| ice_signaled_on_thread_ = rtc::Thread::Current(); |
| ice_connection_state_ = state; |
| ++ice_connection_state_signal_count_; |
| } |
| |
| void OnCombinedConnectionState( |
| PeerConnectionInterface::PeerConnectionState state) { |
| RTC_LOG(LS_INFO) << "OnCombinedConnectionState: " |
| << static_cast<int>(state); |
| ice_signaled_on_thread_ = rtc::Thread::Current(); |
| combined_connection_state_ = state; |
| ++combined_connection_state_signal_count_; |
| } |
| |
| void OnGatheringState(cricket::IceGatheringState state) { |
| ice_signaled_on_thread_ = rtc::Thread::Current(); |
| gathering_state_ = state; |
| ++gathering_state_signal_count_; |
| } |
| |
| void OnCandidatesGathered(const std::string& transport_name, |
| const Candidates& candidates) { |
| ice_signaled_on_thread_ = rtc::Thread::Current(); |
| candidates_[transport_name].insert(candidates_[transport_name].end(), |
| candidates.begin(), candidates.end()); |
| ++candidates_signal_count_; |
| } |
| |
| // JsepTransportController::Observer overrides. |
| bool OnTransportChanged( |
| const std::string& mid, |
| RtpTransportInternal* rtp_transport, |
| rtc::scoped_refptr<DtlsTransport> dtls_transport, |
| DataChannelTransportInterface* data_channel_transport) override { |
| changed_rtp_transport_by_mid_[mid] = rtp_transport; |
| if (dtls_transport) { |
| changed_dtls_transport_by_mid_[mid] = dtls_transport->internal(); |
| } else { |
| changed_dtls_transport_by_mid_[mid] = nullptr; |
| } |
| return true; |
| } |
| |
| rtc::AutoThread main_thread_; |
| // Information received from signals from transport controller. |
| cricket::IceConnectionState connection_state_ = |
| cricket::kIceConnectionConnecting; |
| PeerConnectionInterface::IceConnectionState ice_connection_state_ = |
| PeerConnectionInterface::kIceConnectionNew; |
| PeerConnectionInterface::PeerConnectionState combined_connection_state_ = |
| PeerConnectionInterface::PeerConnectionState::kNew; |
| bool receiving_ = false; |
| cricket::IceGatheringState gathering_state_ = cricket::kIceGatheringNew; |
| // transport_name => candidates |
| std::map<std::string, Candidates> candidates_; |
| // Counts of each signal emitted. |
| int connection_state_signal_count_ = 0; |
| int ice_connection_state_signal_count_ = 0; |
| int combined_connection_state_signal_count_ = 0; |
| int receiving_signal_count_ = 0; |
| int gathering_state_signal_count_ = 0; |
| int candidates_signal_count_ = 0; |
| |
| // `network_thread_` should be destroyed after `transport_controller_` |
| std::unique_ptr<rtc::Thread> network_thread_; |
| std::unique_ptr<FakeIceTransportFactory> fake_ice_transport_factory_; |
| std::unique_ptr<FakeDtlsTransportFactory> fake_dtls_transport_factory_; |
| rtc::Thread* const signaling_thread_ = nullptr; |
| rtc::Thread* ice_signaled_on_thread_ = nullptr; |
| // Used to verify the SignalRtpTransportChanged/SignalDtlsTransportChanged are |
| // signaled correctly. |
| std::map<std::string, RtpTransportInternal*> changed_rtp_transport_by_mid_; |
| std::map<std::string, cricket::DtlsTransportInternal*> |
| changed_dtls_transport_by_mid_; |
| |
| // Transport controller needs to be destroyed first, because it may issue |
| // callbacks that modify the changed_*_by_mid in the destructor. |
| std::unique_ptr<JsepTransportController> transport_controller_; |
| webrtc::test::ScopedKeyValueConfig field_trials_; |
| }; |
| |
| TEST_F(JsepTransportControllerTest, GetRtpTransport) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| auto audio_rtp_transport = transport_controller_->GetRtpTransport(kAudioMid1); |
| auto video_rtp_transport = transport_controller_->GetRtpTransport(kVideoMid1); |
| EXPECT_NE(nullptr, audio_rtp_transport); |
| EXPECT_NE(nullptr, video_rtp_transport); |
| EXPECT_NE(audio_rtp_transport, video_rtp_transport); |
| // Return nullptr for non-existing ones. |
| EXPECT_EQ(nullptr, transport_controller_->GetRtpTransport(kAudioMid2)); |
| } |
| |
| TEST_F(JsepTransportControllerTest, GetDtlsTransport) { |
| JsepTransportController::Config config; |
| config.rtcp_mux_policy = PeerConnectionInterface::kRtcpMuxPolicyNegotiate; |
| CreateJsepTransportController(std::move(config)); |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| EXPECT_NE(nullptr, transport_controller_->GetDtlsTransport(kAudioMid1)); |
| EXPECT_NE(nullptr, transport_controller_->GetRtcpDtlsTransport(kAudioMid1)); |
| EXPECT_NE(nullptr, |
| transport_controller_->LookupDtlsTransportByMid(kAudioMid1)); |
| EXPECT_NE(nullptr, transport_controller_->GetDtlsTransport(kVideoMid1)); |
| EXPECT_NE(nullptr, transport_controller_->GetRtcpDtlsTransport(kVideoMid1)); |
| EXPECT_NE(nullptr, |
| transport_controller_->LookupDtlsTransportByMid(kVideoMid1)); |
| // Lookup for all MIDs should return different transports (no bundle) |
| EXPECT_NE(transport_controller_->LookupDtlsTransportByMid(kAudioMid1), |
| transport_controller_->LookupDtlsTransportByMid(kVideoMid1)); |
| // Return nullptr for non-existing ones. |
| EXPECT_EQ(nullptr, transport_controller_->GetDtlsTransport(kVideoMid2)); |
| EXPECT_EQ(nullptr, transport_controller_->GetRtcpDtlsTransport(kVideoMid2)); |
| EXPECT_EQ(nullptr, |
| transport_controller_->LookupDtlsTransportByMid(kVideoMid2)); |
| // Take a pointer to a transport, shut down the transport controller, |
| // and verify that the resulting container is empty. |
| auto dtls_transport = |
| transport_controller_->LookupDtlsTransportByMid(kVideoMid1); |
| webrtc::DtlsTransport* my_transport = |
| static_cast<DtlsTransport*>(dtls_transport.get()); |
| EXPECT_NE(nullptr, my_transport->internal()); |
| transport_controller_.reset(); |
| EXPECT_EQ(nullptr, my_transport->internal()); |
| } |
| |
| TEST_F(JsepTransportControllerTest, GetDtlsTransportWithRtcpMux) { |
| JsepTransportController::Config config; |
| config.rtcp_mux_policy = PeerConnectionInterface::kRtcpMuxPolicyRequire; |
| CreateJsepTransportController(std::move(config)); |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| EXPECT_NE(nullptr, transport_controller_->GetDtlsTransport(kAudioMid1)); |
| EXPECT_EQ(nullptr, transport_controller_->GetRtcpDtlsTransport(kAudioMid1)); |
| EXPECT_NE(nullptr, transport_controller_->GetDtlsTransport(kVideoMid1)); |
| EXPECT_EQ(nullptr, transport_controller_->GetRtcpDtlsTransport(kVideoMid1)); |
| } |
| |
| TEST_F(JsepTransportControllerTest, SetIceConfig) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| |
| transport_controller_->SetIceConfig( |
| CreateIceConfig(kTimeout, cricket::GATHER_CONTINUALLY)); |
| FakeDtlsTransport* fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| ASSERT_NE(nullptr, fake_audio_dtls); |
| EXPECT_EQ(kTimeout, |
| fake_audio_dtls->fake_ice_transport()->receiving_timeout()); |
| EXPECT_TRUE(fake_audio_dtls->fake_ice_transport()->gather_continually()); |
| |
| // Test that value stored in controller is applied to new transports. |
| AddAudioSection(description.get(), kAudioMid2, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid2)); |
| ASSERT_NE(nullptr, fake_audio_dtls); |
| EXPECT_EQ(kTimeout, |
| fake_audio_dtls->fake_ice_transport()->receiving_timeout()); |
| EXPECT_TRUE(fake_audio_dtls->fake_ice_transport()->gather_continually()); |
| } |
| |
| // Tests the getter and setter of the ICE restart flag. |
| TEST_F(JsepTransportControllerTest, NeedIceRestart) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, description.get()) |
| .ok()); |
| |
| // Initially NeedsIceRestart should return false. |
| EXPECT_FALSE(transport_controller_->NeedsIceRestart(kAudioMid1)); |
| EXPECT_FALSE(transport_controller_->NeedsIceRestart(kVideoMid1)); |
| // Set the needs-ice-restart flag and verify NeedsIceRestart starts returning |
| // true. |
| transport_controller_->SetNeedsIceRestartFlag(); |
| EXPECT_TRUE(transport_controller_->NeedsIceRestart(kAudioMid1)); |
| EXPECT_TRUE(transport_controller_->NeedsIceRestart(kVideoMid1)); |
| // For a nonexistent transport, false should be returned. |
| EXPECT_FALSE(transport_controller_->NeedsIceRestart(kVideoMid2)); |
| |
| // Reset the ice_ufrag/ice_pwd for audio. |
| auto audio_transport_info = description->GetTransportInfoByName(kAudioMid1); |
| audio_transport_info->description.ice_ufrag = kIceUfrag2; |
| audio_transport_info->description.ice_pwd = kIcePwd2; |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| // Because the ICE is only restarted for audio, NeedsIceRestart is expected to |
| // return false for audio and true for video. |
| EXPECT_FALSE(transport_controller_->NeedsIceRestart(kAudioMid1)); |
| EXPECT_TRUE(transport_controller_->NeedsIceRestart(kVideoMid1)); |
| } |
| |
| TEST_F(JsepTransportControllerTest, MaybeStartGathering) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithBundleGroup(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| // After setting the local description, we should be able to start gathering |
| // candidates. |
| transport_controller_->MaybeStartGathering(); |
| EXPECT_EQ_WAIT(cricket::kIceGatheringGathering, gathering_state_, kTimeout); |
| EXPECT_EQ(1, gathering_state_signal_count_); |
| } |
| |
| TEST_F(JsepTransportControllerTest, AddRemoveRemoteCandidates) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| transport_controller_->SetLocalDescription(SdpType::kOffer, |
| description.get()); |
| transport_controller_->SetRemoteDescription(SdpType::kAnswer, |
| description.get()); |
| auto fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| ASSERT_NE(nullptr, fake_audio_dtls); |
| Candidates candidates; |
| candidates.push_back( |
| CreateCandidate(kAudioMid1, cricket::ICE_CANDIDATE_COMPONENT_RTP)); |
| EXPECT_TRUE( |
| transport_controller_->AddRemoteCandidates(kAudioMid1, candidates).ok()); |
| EXPECT_EQ(1U, |
| fake_audio_dtls->fake_ice_transport()->remote_candidates().size()); |
| |
| EXPECT_TRUE(transport_controller_->RemoveRemoteCandidates(candidates).ok()); |
| EXPECT_EQ(0U, |
| fake_audio_dtls->fake_ice_transport()->remote_candidates().size()); |
| } |
| |
| TEST_F(JsepTransportControllerTest, SetAndGetLocalCertificate) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| |
| rtc::scoped_refptr<rtc::RTCCertificate> certificate1 = |
| rtc::RTCCertificate::Create( |
| rtc::SSLIdentity::Create("session1", rtc::KT_DEFAULT)); |
| rtc::scoped_refptr<rtc::RTCCertificate> returned_certificate; |
| |
| auto description = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(description.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| certificate1); |
| |
| // Apply the local certificate. |
| EXPECT_TRUE(transport_controller_->SetLocalCertificate(certificate1)); |
| // Apply the local description. |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| returned_certificate = transport_controller_->GetLocalCertificate(kAudioMid1); |
| EXPECT_TRUE(returned_certificate); |
| EXPECT_EQ(certificate1->identity()->certificate().ToPEMString(), |
| returned_certificate->identity()->certificate().ToPEMString()); |
| |
| // Should fail if called for a nonexistant transport. |
| EXPECT_EQ(nullptr, transport_controller_->GetLocalCertificate(kVideoMid1)); |
| |
| // Shouldn't be able to change the identity once set. |
| rtc::scoped_refptr<rtc::RTCCertificate> certificate2 = |
| rtc::RTCCertificate::Create( |
| rtc::SSLIdentity::Create("session2", rtc::KT_DEFAULT)); |
| EXPECT_FALSE(transport_controller_->SetLocalCertificate(certificate2)); |
| } |
| |
| TEST_F(JsepTransportControllerTest, GetRemoteSSLCertChain) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithBundleGroup(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| rtc::FakeSSLCertificate fake_certificate("fake_data"); |
| |
| auto fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| fake_audio_dtls->SetRemoteSSLCertificate(&fake_certificate); |
| std::unique_ptr<rtc::SSLCertChain> returned_cert_chain = |
| transport_controller_->GetRemoteSSLCertChain(kAudioMid1); |
| ASSERT_TRUE(returned_cert_chain); |
| ASSERT_EQ(1u, returned_cert_chain->GetSize()); |
| EXPECT_EQ(fake_certificate.ToPEMString(), |
| returned_cert_chain->Get(0).ToPEMString()); |
| |
| // Should fail if called for a nonexistant transport. |
| EXPECT_FALSE(transport_controller_->GetRemoteSSLCertChain(kAudioMid2)); |
| } |
| |
| TEST_F(JsepTransportControllerTest, GetDtlsRole) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto offer_certificate = rtc::RTCCertificate::Create( |
| rtc::SSLIdentity::Create("offer", rtc::KT_DEFAULT)); |
| auto answer_certificate = rtc::RTCCertificate::Create( |
| rtc::SSLIdentity::Create("answer", rtc::KT_DEFAULT)); |
| transport_controller_->SetLocalCertificate(offer_certificate); |
| |
| auto offer_desc = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(offer_desc.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| offer_certificate); |
| auto answer_desc = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(answer_desc.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| answer_certificate); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, offer_desc.get()) |
| .ok()); |
| |
| absl::optional<rtc::SSLRole> role = |
| transport_controller_->GetDtlsRole(kAudioMid1); |
| // The DTLS role is not decided yet. |
| EXPECT_FALSE(role); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, answer_desc.get()) |
| .ok()); |
| role = transport_controller_->GetDtlsRole(kAudioMid1); |
| |
| ASSERT_TRUE(role); |
| EXPECT_EQ(rtc::SSL_CLIENT, *role); |
| } |
| |
| TEST_F(JsepTransportControllerTest, GetStats) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithBundleGroup(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| |
| cricket::TransportStats stats; |
| EXPECT_TRUE(transport_controller_->GetStats(kAudioMid1, &stats)); |
| EXPECT_EQ(kAudioMid1, stats.transport_name); |
| EXPECT_EQ(1u, stats.channel_stats.size()); |
| // Return false for non-existing transport. |
| EXPECT_FALSE(transport_controller_->GetStats(kAudioMid2, &stats)); |
| } |
| |
| TEST_F(JsepTransportControllerTest, SignalConnectionStateFailed) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| |
| auto fake_ice = static_cast<cricket::FakeIceTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)->ice_transport()); |
| fake_ice->SetCandidatesGatheringComplete(); |
| fake_ice->SetConnectionCount(1); |
| // The connection stats will be failed if there is no active connection. |
| fake_ice->SetConnectionCount(0); |
| EXPECT_EQ_WAIT(cricket::kIceConnectionFailed, connection_state_, kTimeout); |
| EXPECT_EQ(1, connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::kIceConnectionFailed, |
| ice_connection_state_, kTimeout); |
| EXPECT_EQ(1, ice_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::PeerConnectionState::kFailed, |
| combined_connection_state_, kTimeout); |
| EXPECT_EQ(1, combined_connection_state_signal_count_); |
| } |
| |
| TEST_F(JsepTransportControllerTest, |
| SignalConnectionStateConnectedNoMediaTransport) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| |
| auto fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| auto fake_video_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kVideoMid1)); |
| |
| // First, have one transport connect, and another fail, to ensure that |
| // the first transport connecting didn't trigger a "connected" state signal. |
| // We should only get a signal when all are connected. |
| fake_audio_dtls->fake_ice_transport()->SetConnectionCount(1); |
| fake_audio_dtls->SetWritable(true); |
| fake_audio_dtls->fake_ice_transport()->SetCandidatesGatheringComplete(); |
| // Decrease the number of the connection to trigger the signal. |
| fake_video_dtls->fake_ice_transport()->SetConnectionCount(1); |
| fake_video_dtls->fake_ice_transport()->SetConnectionCount(0); |
| fake_video_dtls->fake_ice_transport()->SetCandidatesGatheringComplete(); |
| |
| EXPECT_EQ_WAIT(cricket::kIceConnectionFailed, connection_state_, kTimeout); |
| EXPECT_EQ(1, connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::kIceConnectionFailed, |
| ice_connection_state_, kTimeout); |
| EXPECT_EQ(2, ice_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::PeerConnectionState::kFailed, |
| combined_connection_state_, kTimeout); |
| EXPECT_EQ(2, combined_connection_state_signal_count_); |
| |
| fake_audio_dtls->SetDtlsState(DtlsTransportState::kConnected); |
| fake_video_dtls->SetDtlsState(DtlsTransportState::kConnected); |
| // Set the connection count to be 2 and the cricket::FakeIceTransport will set |
| // the transport state to be STATE_CONNECTING. |
| fake_video_dtls->fake_ice_transport()->SetConnectionCount(2); |
| fake_video_dtls->SetWritable(true); |
| EXPECT_EQ_WAIT(cricket::kIceConnectionConnected, connection_state_, kTimeout); |
| EXPECT_EQ(2, connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::kIceConnectionConnected, |
| ice_connection_state_, kTimeout); |
| EXPECT_EQ(3, ice_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::PeerConnectionState::kConnected, |
| combined_connection_state_, kTimeout); |
| EXPECT_EQ(3, combined_connection_state_signal_count_); |
| } |
| |
| TEST_F(JsepTransportControllerTest, SignalConnectionStateComplete) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| |
| auto fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| auto fake_video_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kVideoMid1)); |
| |
| // First, have one transport connect, and another fail, to ensure that |
| // the first transport connecting didn't trigger a "connected" state signal. |
| // We should only get a signal when all are connected. |
| fake_audio_dtls->fake_ice_transport()->SetTransportState( |
| IceTransportState::kCompleted, |
| cricket::IceTransportState::STATE_COMPLETED); |
| fake_audio_dtls->SetWritable(true); |
| fake_audio_dtls->fake_ice_transport()->SetCandidatesGatheringComplete(); |
| |
| EXPECT_EQ_WAIT(PeerConnectionInterface::kIceConnectionChecking, |
| ice_connection_state_, kTimeout); |
| EXPECT_EQ(1, ice_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::PeerConnectionState::kConnecting, |
| combined_connection_state_, kTimeout); |
| EXPECT_EQ(1, combined_connection_state_signal_count_); |
| |
| fake_video_dtls->fake_ice_transport()->SetTransportState( |
| IceTransportState::kFailed, cricket::IceTransportState::STATE_FAILED); |
| fake_video_dtls->fake_ice_transport()->SetCandidatesGatheringComplete(); |
| |
| EXPECT_EQ_WAIT(cricket::kIceConnectionFailed, connection_state_, kTimeout); |
| EXPECT_EQ(1, connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::kIceConnectionFailed, |
| ice_connection_state_, kTimeout); |
| EXPECT_EQ(2, ice_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::PeerConnectionState::kFailed, |
| combined_connection_state_, kTimeout); |
| EXPECT_EQ(2, combined_connection_state_signal_count_); |
| |
| fake_audio_dtls->SetDtlsState(DtlsTransportState::kConnected); |
| fake_video_dtls->SetDtlsState(DtlsTransportState::kConnected); |
| // Set the connection count to be 1 and the cricket::FakeIceTransport will set |
| // the transport state to be STATE_COMPLETED. |
| fake_video_dtls->fake_ice_transport()->SetTransportState( |
| IceTransportState::kCompleted, |
| cricket::IceTransportState::STATE_COMPLETED); |
| fake_video_dtls->SetWritable(true); |
| EXPECT_EQ_WAIT(cricket::kIceConnectionCompleted, connection_state_, kTimeout); |
| EXPECT_EQ(3, connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::kIceConnectionCompleted, |
| ice_connection_state_, kTimeout); |
| EXPECT_EQ(3, ice_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::PeerConnectionState::kConnected, |
| combined_connection_state_, kTimeout); |
| EXPECT_EQ(3, combined_connection_state_signal_count_); |
| } |
| |
| TEST_F(JsepTransportControllerTest, SignalIceGatheringStateGathering) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| |
| auto fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| fake_audio_dtls->fake_ice_transport()->MaybeStartGathering(); |
| // Should be in the gathering state as soon as any transport starts gathering. |
| EXPECT_EQ_WAIT(cricket::kIceGatheringGathering, gathering_state_, kTimeout); |
| EXPECT_EQ(1, gathering_state_signal_count_); |
| } |
| |
| TEST_F(JsepTransportControllerTest, SignalIceGatheringStateComplete) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithoutBundle(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| |
| auto fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| auto fake_video_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kVideoMid1)); |
| |
| fake_audio_dtls->fake_ice_transport()->MaybeStartGathering(); |
| EXPECT_EQ_WAIT(cricket::kIceGatheringGathering, gathering_state_, kTimeout); |
| EXPECT_EQ(1, gathering_state_signal_count_); |
| |
| // Have one transport finish gathering, to make sure gathering |
| // completion wasn't signalled if only one transport finished gathering. |
| fake_audio_dtls->fake_ice_transport()->SetCandidatesGatheringComplete(); |
| EXPECT_EQ(1, gathering_state_signal_count_); |
| |
| fake_video_dtls->fake_ice_transport()->MaybeStartGathering(); |
| EXPECT_EQ_WAIT(cricket::kIceGatheringGathering, gathering_state_, kTimeout); |
| EXPECT_EQ(1, gathering_state_signal_count_); |
| |
| fake_video_dtls->fake_ice_transport()->SetCandidatesGatheringComplete(); |
| EXPECT_EQ_WAIT(cricket::kIceGatheringComplete, gathering_state_, kTimeout); |
| EXPECT_EQ(2, gathering_state_signal_count_); |
| } |
| |
| // Test that when the last transport that hasn't finished connecting and/or |
| // gathering is destroyed, the aggregate state jumps to "completed". This can |
| // happen if, for example, we have an audio and video transport, the audio |
| // transport completes, then we start bundling video on the audio transport. |
| TEST_F(JsepTransportControllerTest, |
| SignalingWhenLastIncompleteTransportDestroyed) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithBundleGroup(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| |
| auto fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| auto fake_video_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kVideoMid1)); |
| EXPECT_NE(fake_audio_dtls, fake_video_dtls); |
| |
| fake_audio_dtls->fake_ice_transport()->MaybeStartGathering(); |
| EXPECT_EQ_WAIT(cricket::kIceGatheringGathering, gathering_state_, kTimeout); |
| EXPECT_EQ(1, gathering_state_signal_count_); |
| |
| // Let the audio transport complete. |
| fake_audio_dtls->SetWritable(true); |
| fake_audio_dtls->fake_ice_transport()->SetCandidatesGatheringComplete(); |
| fake_audio_dtls->fake_ice_transport()->SetConnectionCount(1); |
| fake_audio_dtls->SetDtlsState(DtlsTransportState::kConnected); |
| EXPECT_EQ(1, gathering_state_signal_count_); |
| |
| // Set the remote description and enable the bundle. |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, description.get()) |
| .ok()); |
| // The BUNDLE should be enabled, the incomplete video transport should be |
| // deleted and the states shoud be updated. |
| fake_video_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kVideoMid1)); |
| EXPECT_EQ(fake_audio_dtls, fake_video_dtls); |
| EXPECT_EQ_WAIT(cricket::kIceConnectionCompleted, connection_state_, kTimeout); |
| EXPECT_EQ(PeerConnectionInterface::kIceConnectionCompleted, |
| ice_connection_state_); |
| EXPECT_EQ(PeerConnectionInterface::PeerConnectionState::kConnected, |
| combined_connection_state_); |
| EXPECT_EQ_WAIT(cricket::kIceGatheringComplete, gathering_state_, kTimeout); |
| EXPECT_EQ(2, gathering_state_signal_count_); |
| } |
| |
| // Test that states immediately return to "new" if all transports are |
| // discarded. This should happen at offer time, even though the transport |
| // controller may keep the transport alive in case of rollback. |
| TEST_F(JsepTransportControllerTest, |
| IceStatesReturnToNewWhenTransportsDiscarded) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(description.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, description.get()) |
| .ok()); |
| |
| // Trigger and verify initial non-new states. |
| auto fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| fake_audio_dtls->fake_ice_transport()->MaybeStartGathering(); |
| fake_audio_dtls->fake_ice_transport()->SetTransportState( |
| webrtc::IceTransportState::kChecking, |
| cricket::IceTransportState::STATE_CONNECTING); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::kIceConnectionChecking, |
| ice_connection_state_, kTimeout); |
| EXPECT_EQ(1, ice_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::PeerConnectionState::kConnecting, |
| combined_connection_state_, kTimeout); |
| EXPECT_EQ(1, combined_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(cricket::kIceGatheringGathering, gathering_state_, kTimeout); |
| EXPECT_EQ(1, gathering_state_signal_count_); |
| |
| // Reject m= section which should disconnect the transport and return states |
| // to "new". |
| description->contents()[0].rejected = true; |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::kIceConnectionNew, |
| ice_connection_state_, kTimeout); |
| EXPECT_EQ(2, ice_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::PeerConnectionState::kNew, |
| combined_connection_state_, kTimeout); |
| EXPECT_EQ(2, combined_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(cricket::kIceGatheringNew, gathering_state_, kTimeout); |
| EXPECT_EQ(2, gathering_state_signal_count_); |
| |
| // For good measure, rollback the offer and verify that states return to |
| // their previous values. |
| EXPECT_TRUE(transport_controller_->RollbackTransports().ok()); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::kIceConnectionChecking, |
| ice_connection_state_, kTimeout); |
| EXPECT_EQ(3, ice_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(PeerConnectionInterface::PeerConnectionState::kConnecting, |
| combined_connection_state_, kTimeout); |
| EXPECT_EQ(3, combined_connection_state_signal_count_); |
| EXPECT_EQ_WAIT(cricket::kIceGatheringGathering, gathering_state_, kTimeout); |
| EXPECT_EQ(3, gathering_state_signal_count_); |
| } |
| |
| TEST_F(JsepTransportControllerTest, SignalCandidatesGathered) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto description = CreateSessionDescriptionWithBundleGroup(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, description.get()) |
| .ok()); |
| transport_controller_->MaybeStartGathering(); |
| |
| auto fake_audio_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| fake_audio_dtls->fake_ice_transport()->SignalCandidateGathered( |
| fake_audio_dtls->fake_ice_transport(), CreateCandidate(kAudioMid1, 1)); |
| EXPECT_EQ_WAIT(1, candidates_signal_count_, kTimeout); |
| EXPECT_EQ(1u, candidates_[kAudioMid1].size()); |
| } |
| |
| TEST_F(JsepTransportControllerTest, IceSignalingOccursOnNetworkThread) { |
| network_thread_ = rtc::Thread::CreateWithSocketServer(); |
| network_thread_->Start(); |
| EXPECT_EQ(ice_signaled_on_thread_, nullptr); |
| CreateJsepTransportController(JsepTransportController::Config(), |
| network_thread_.get(), |
| /*port_allocator=*/nullptr); |
| CreateLocalDescriptionAndCompleteConnectionOnNetworkThread(); |
| |
| // connecting --> connected --> completed |
| EXPECT_EQ_WAIT(cricket::kIceConnectionCompleted, connection_state_, kTimeout); |
| EXPECT_EQ(2, connection_state_signal_count_); |
| |
| // new --> gathering --> complete |
| EXPECT_EQ_WAIT(cricket::kIceGatheringComplete, gathering_state_, kTimeout); |
| EXPECT_EQ(2, gathering_state_signal_count_); |
| |
| EXPECT_EQ_WAIT(1u, candidates_[kAudioMid1].size(), kTimeout); |
| EXPECT_EQ_WAIT(1u, candidates_[kVideoMid1].size(), kTimeout); |
| EXPECT_EQ(2, candidates_signal_count_); |
| |
| EXPECT_EQ(ice_signaled_on_thread_, network_thread_.get()); |
| |
| SendTask(network_thread_.get(), [&] { transport_controller_.reset(); }); |
| } |
| |
| // Test that if the TransportController was created with the |
| // `redetermine_role_on_ice_restart` parameter set to false, the role is *not* |
| // redetermined on an ICE restart. |
| TEST_F(JsepTransportControllerTest, IceRoleNotRedetermined) { |
| JsepTransportController::Config config; |
| config.redetermine_role_on_ice_restart = false; |
| |
| CreateJsepTransportController(std::move(config)); |
| // Let the `transport_controller_` be the controlled side initially. |
| auto remote_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_offer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| auto local_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_answer.get(), kAudioMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kOffer, remote_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kAnswer, local_answer.get()) |
| .ok()); |
| |
| auto fake_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| EXPECT_EQ(cricket::ICEROLE_CONTROLLED, |
| fake_dtls->fake_ice_transport()->GetIceRole()); |
| |
| // New offer will trigger the ICE restart. |
| auto restart_local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(restart_local_offer.get(), kAudioMid1, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| EXPECT_TRUE( |
| transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, restart_local_offer.get()) |
| .ok()); |
| EXPECT_EQ(cricket::ICEROLE_CONTROLLED, |
| fake_dtls->fake_ice_transport()->GetIceRole()); |
| } |
| |
| // Tests ICE-Lite mode in remote answer. |
| TEST_F(JsepTransportControllerTest, SetIceRoleWhenIceLiteInRemoteAnswer) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| auto fake_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| EXPECT_EQ(cricket::ICEROLE_CONTROLLING, |
| fake_dtls->fake_ice_transport()->GetIceRole()); |
| EXPECT_EQ(cricket::ICEMODE_FULL, |
| fake_dtls->fake_ice_transport()->remote_ice_mode()); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kAudioMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_LITE, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| EXPECT_EQ(cricket::ICEROLE_CONTROLLING, |
| fake_dtls->fake_ice_transport()->GetIceRole()); |
| EXPECT_EQ(cricket::ICEMODE_LITE, |
| fake_dtls->fake_ice_transport()->remote_ice_mode()); |
| } |
| |
| // Tests that the ICE role remains "controlling" if a subsequent offer that |
| // does an ICE restart is received from an ICE lite endpoint. Regression test |
| // for: https://crbug.com/710760 |
| TEST_F(JsepTransportControllerTest, |
| IceRoleIsControllingAfterIceRestartFromIceLiteEndpoint) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto remote_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_offer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_LITE, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| auto local_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_answer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| // Initial Offer/Answer exchange. If the remote offerer is ICE-Lite, then the |
| // local side is the controlling. |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kOffer, remote_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kAnswer, local_answer.get()) |
| .ok()); |
| auto fake_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| EXPECT_EQ(cricket::ICEROLE_CONTROLLING, |
| fake_dtls->fake_ice_transport()->GetIceRole()); |
| |
| // In the subsequence remote offer triggers an ICE restart. |
| auto remote_offer2 = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_offer2.get(), kAudioMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_LITE, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| auto local_answer2 = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_answer2.get(), kAudioMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kOffer, remote_offer2.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kAnswer, local_answer2.get()) |
| .ok()); |
| fake_dtls = static_cast<FakeDtlsTransport*>( |
| transport_controller_->GetDtlsTransport(kAudioMid1)); |
| // The local side is still the controlling role since the remote side is using |
| // ICE-Lite. |
| EXPECT_EQ(cricket::ICEROLE_CONTROLLING, |
| fake_dtls->fake_ice_transport()->GetIceRole()); |
| } |
| |
| // Tests that the SDP has more than one audio/video m= sections. |
| TEST_F(JsepTransportControllerTest, MultipleMediaSectionsOfSameTypeWithBundle) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| cricket::ContentGroup bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group.AddContentName(kAudioMid1); |
| bundle_group.AddContentName(kAudioMid2); |
| bundle_group.AddContentName(kVideoMid1); |
| bundle_group.AddContentName(kDataMid1); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kAudioMid2, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kVideoMid1, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddDataSection(local_offer.get(), kDataMid1, |
| cricket::MediaProtocolType::kSctp, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kAudioMid2, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kVideoMid1, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| AddDataSection(remote_answer.get(), kDataMid1, |
| cricket::MediaProtocolType::kSctp, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| |
| local_offer->AddGroup(bundle_group); |
| remote_answer->AddGroup(bundle_group); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| // Verify that all the sections are bundled on kAudio1. |
| auto transport1 = transport_controller_->GetRtpTransport(kAudioMid1); |
| auto transport2 = transport_controller_->GetRtpTransport(kAudioMid2); |
| auto transport3 = transport_controller_->GetRtpTransport(kVideoMid1); |
| auto transport4 = transport_controller_->GetRtpTransport(kDataMid1); |
| EXPECT_EQ(transport1, transport2); |
| EXPECT_EQ(transport1, transport3); |
| EXPECT_EQ(transport1, transport4); |
| |
| EXPECT_EQ(transport_controller_->LookupDtlsTransportByMid(kAudioMid1), |
| transport_controller_->LookupDtlsTransportByMid(kVideoMid1)); |
| |
| // Verify the OnRtpTransport/DtlsTransportChanged signals are fired correctly. |
| auto it = changed_rtp_transport_by_mid_.find(kAudioMid2); |
| ASSERT_TRUE(it != changed_rtp_transport_by_mid_.end()); |
| EXPECT_EQ(transport1, it->second); |
| it = changed_rtp_transport_by_mid_.find(kAudioMid2); |
| ASSERT_TRUE(it != changed_rtp_transport_by_mid_.end()); |
| EXPECT_EQ(transport1, it->second); |
| it = changed_rtp_transport_by_mid_.find(kVideoMid1); |
| ASSERT_TRUE(it != changed_rtp_transport_by_mid_.end()); |
| EXPECT_EQ(transport1, it->second); |
| // Verify the DtlsTransport for the SCTP data channel is reset correctly. |
| auto it2 = changed_dtls_transport_by_mid_.find(kDataMid1); |
| ASSERT_TRUE(it2 != changed_dtls_transport_by_mid_.end()); |
| } |
| |
| TEST_F(JsepTransportControllerTest, MultipleBundleGroups) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Video[] = "2_video"; |
| static const char kMid3Audio[] = "3_audio"; |
| static const char kMid4Video[] = "4_video"; |
| |
| CreateJsepTransportController(JsepTransportController::Config()); |
| cricket::ContentGroup bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group1.AddContentName(kMid1Audio); |
| bundle_group1.AddContentName(kMid2Video); |
| cricket::ContentGroup bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group2.AddContentName(kMid3Audio); |
| bundle_group2.AddContentName(kMid4Video); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid2Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid4Video, kIceUfrag4, kIcePwd4, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_offer->AddGroup(bundle_group1); |
| local_offer->AddGroup(bundle_group2); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid2Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid4Video, kIceUfrag4, kIcePwd4, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| remote_answer->AddGroup(bundle_group1); |
| remote_answer->AddGroup(bundle_group2); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| // Verify that (kMid1Audio,kMid2Video) and (kMid3Audio,kMid4Video) form two |
| // distinct bundled groups. |
| auto mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| auto mid2_transport = transport_controller_->GetRtpTransport(kMid2Video); |
| auto mid3_transport = transport_controller_->GetRtpTransport(kMid3Audio); |
| auto mid4_transport = transport_controller_->GetRtpTransport(kMid4Video); |
| EXPECT_EQ(mid1_transport, mid2_transport); |
| EXPECT_EQ(mid3_transport, mid4_transport); |
| EXPECT_NE(mid1_transport, mid3_transport); |
| |
| auto it = changed_rtp_transport_by_mid_.find(kMid1Audio); |
| ASSERT_TRUE(it != changed_rtp_transport_by_mid_.end()); |
| EXPECT_EQ(it->second, mid1_transport); |
| |
| it = changed_rtp_transport_by_mid_.find(kMid2Video); |
| ASSERT_TRUE(it != changed_rtp_transport_by_mid_.end()); |
| EXPECT_EQ(it->second, mid2_transport); |
| |
| it = changed_rtp_transport_by_mid_.find(kMid3Audio); |
| ASSERT_TRUE(it != changed_rtp_transport_by_mid_.end()); |
| EXPECT_EQ(it->second, mid3_transport); |
| |
| it = changed_rtp_transport_by_mid_.find(kMid4Video); |
| ASSERT_TRUE(it != changed_rtp_transport_by_mid_.end()); |
| EXPECT_EQ(it->second, mid4_transport); |
| } |
| |
| TEST_F(JsepTransportControllerTest, |
| MultipleBundleGroupsInOfferButOnlyASingleGroupInAnswer) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Video[] = "2_video"; |
| static const char kMid3Audio[] = "3_audio"; |
| static const char kMid4Video[] = "4_video"; |
| |
| CreateJsepTransportController(JsepTransportController::Config()); |
| cricket::ContentGroup bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group1.AddContentName(kMid1Audio); |
| bundle_group1.AddContentName(kMid2Video); |
| cricket::ContentGroup bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group2.AddContentName(kMid3Audio); |
| bundle_group2.AddContentName(kMid4Video); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid2Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid4Video, kIceUfrag4, kIcePwd4, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| // The offer has both groups. |
| local_offer->AddGroup(bundle_group1); |
| local_offer->AddGroup(bundle_group2); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid2Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid4Video, kIceUfrag4, kIcePwd4, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| // The answer only has a single group! This is what happens when talking to an |
| // endpoint that does not have support for multiple BUNDLE groups. |
| remote_answer->AddGroup(bundle_group1); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| // Verify that (kMid1Audio,kMid2Video) form a bundle group, but that |
| // kMid3Audio and kMid4Video are unbundled. |
| auto mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| auto mid2_transport = transport_controller_->GetRtpTransport(kMid2Video); |
| auto mid3_transport = transport_controller_->GetRtpTransport(kMid3Audio); |
| auto mid4_transport = transport_controller_->GetRtpTransport(kMid4Video); |
| EXPECT_EQ(mid1_transport, mid2_transport); |
| EXPECT_NE(mid3_transport, mid4_transport); |
| EXPECT_NE(mid1_transport, mid3_transport); |
| EXPECT_NE(mid1_transport, mid4_transport); |
| } |
| |
| TEST_F(JsepTransportControllerTest, MultipleBundleGroupsIllegallyChangeGroup) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Video[] = "2_video"; |
| static const char kMid3Audio[] = "3_audio"; |
| static const char kMid4Video[] = "4_video"; |
| |
| CreateJsepTransportController(JsepTransportController::Config()); |
| // Offer groups (kMid1Audio,kMid2Video) and (kMid3Audio,kMid4Video). |
| cricket::ContentGroup offer_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| offer_bundle_group1.AddContentName(kMid1Audio); |
| offer_bundle_group1.AddContentName(kMid2Video); |
| cricket::ContentGroup offer_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| offer_bundle_group2.AddContentName(kMid3Audio); |
| offer_bundle_group2.AddContentName(kMid4Video); |
| // Answer groups (kMid1Audio,kMid4Video) and (kMid3Audio,kMid2Video), i.e. the |
| // second group members have switched places. This should get rejected. |
| cricket::ContentGroup answer_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| answer_bundle_group1.AddContentName(kMid1Audio); |
| answer_bundle_group1.AddContentName(kMid4Video); |
| cricket::ContentGroup answer_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| answer_bundle_group2.AddContentName(kMid3Audio); |
| answer_bundle_group2.AddContentName(kMid2Video); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid2Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid4Video, kIceUfrag4, kIcePwd4, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_offer->AddGroup(offer_bundle_group1); |
| local_offer->AddGroup(offer_bundle_group2); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid2Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid4Video, kIceUfrag4, kIcePwd4, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| remote_answer->AddGroup(answer_bundle_group1); |
| remote_answer->AddGroup(answer_bundle_group2); |
| |
| // Accept offer. |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| // Reject answer! |
| EXPECT_FALSE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| } |
| |
| TEST_F(JsepTransportControllerTest, MultipleBundleGroupsInvalidSubsets) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Video[] = "2_video"; |
| static const char kMid3Audio[] = "3_audio"; |
| static const char kMid4Video[] = "4_video"; |
| |
| CreateJsepTransportController(JsepTransportController::Config()); |
| // Offer groups (kMid1Audio,kMid2Video) and (kMid3Audio,kMid4Video). |
| cricket::ContentGroup offer_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| offer_bundle_group1.AddContentName(kMid1Audio); |
| offer_bundle_group1.AddContentName(kMid2Video); |
| cricket::ContentGroup offer_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| offer_bundle_group2.AddContentName(kMid3Audio); |
| offer_bundle_group2.AddContentName(kMid4Video); |
| // Answer groups (kMid1Audio) and (kMid2Video), i.e. the second group was |
| // moved from the first group. This should get rejected. |
| cricket::ContentGroup answer_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| answer_bundle_group1.AddContentName(kMid1Audio); |
| cricket::ContentGroup answer_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| answer_bundle_group2.AddContentName(kMid2Video); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid2Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid4Video, kIceUfrag4, kIcePwd4, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_offer->AddGroup(offer_bundle_group1); |
| local_offer->AddGroup(offer_bundle_group2); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid2Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid4Video, kIceUfrag4, kIcePwd4, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| remote_answer->AddGroup(answer_bundle_group1); |
| remote_answer->AddGroup(answer_bundle_group2); |
| |
| // Accept offer. |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| // Reject answer! |
| EXPECT_FALSE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| } |
| |
| TEST_F(JsepTransportControllerTest, MultipleBundleGroupsInvalidOverlap) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Video[] = "2_video"; |
| static const char kMid3Audio[] = "3_audio"; |
| |
| CreateJsepTransportController(JsepTransportController::Config()); |
| // Offer groups (kMid1Audio,kMid3Audio) and (kMid2Video,kMid3Audio), i.e. |
| // kMid3Audio is in both groups - this is illegal. |
| cricket::ContentGroup offer_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| offer_bundle_group1.AddContentName(kMid1Audio); |
| offer_bundle_group1.AddContentName(kMid3Audio); |
| cricket::ContentGroup offer_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| offer_bundle_group2.AddContentName(kMid2Video); |
| offer_bundle_group2.AddContentName(kMid3Audio); |
| |
| auto offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(offer.get(), kMid2Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(offer.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| offer->AddGroup(offer_bundle_group1); |
| offer->AddGroup(offer_bundle_group2); |
| |
| // Reject offer, both if set as local or remote. |
| EXPECT_FALSE( |
| transport_controller_->SetLocalDescription(SdpType::kOffer, offer.get()) |
| .ok()); |
| EXPECT_FALSE( |
| transport_controller_->SetRemoteDescription(SdpType::kOffer, offer.get()) |
| .ok()); |
| } |
| |
| TEST_F(JsepTransportControllerTest, MultipleBundleGroupsUnbundleFirstMid) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Audio[] = "2_audio"; |
| static const char kMid3Audio[] = "3_audio"; |
| static const char kMid4Video[] = "4_video"; |
| static const char kMid5Video[] = "5_video"; |
| static const char kMid6Video[] = "6_video"; |
| |
| CreateJsepTransportController(JsepTransportController::Config()); |
| // Offer groups (kMid1Audio,kMid2Audio,kMid3Audio) and |
| // (kMid4Video,kMid5Video,kMid6Video). |
| cricket::ContentGroup offer_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| offer_bundle_group1.AddContentName(kMid1Audio); |
| offer_bundle_group1.AddContentName(kMid2Audio); |
| offer_bundle_group1.AddContentName(kMid3Audio); |
| cricket::ContentGroup offer_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| offer_bundle_group2.AddContentName(kMid4Video); |
| offer_bundle_group2.AddContentName(kMid5Video); |
| offer_bundle_group2.AddContentName(kMid6Video); |
| // Answer groups (kMid2Audio,kMid3Audio) and (kMid5Video,kMid6Video), i.e. |
| // we've moved the first MIDs out of the groups. |
| cricket::ContentGroup answer_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| answer_bundle_group1.AddContentName(kMid2Audio); |
| answer_bundle_group1.AddContentName(kMid3Audio); |
| cricket::ContentGroup answer_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| answer_bundle_group2.AddContentName(kMid5Video); |
| answer_bundle_group2.AddContentName(kMid6Video); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid3Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid5Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid6Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_offer->AddGroup(offer_bundle_group1); |
| local_offer->AddGroup(offer_bundle_group2); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid3Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid5Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid6Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| remote_answer->AddGroup(answer_bundle_group1); |
| remote_answer->AddGroup(answer_bundle_group2); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| auto mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| auto mid2_transport = transport_controller_->GetRtpTransport(kMid2Audio); |
| auto mid3_transport = transport_controller_->GetRtpTransport(kMid3Audio); |
| auto mid4_transport = transport_controller_->GetRtpTransport(kMid4Video); |
| auto mid5_transport = transport_controller_->GetRtpTransport(kMid5Video); |
| auto mid6_transport = transport_controller_->GetRtpTransport(kMid6Video); |
| EXPECT_NE(mid1_transport, mid2_transport); |
| EXPECT_EQ(mid2_transport, mid3_transport); |
| EXPECT_NE(mid4_transport, mid5_transport); |
| EXPECT_EQ(mid5_transport, mid6_transport); |
| EXPECT_NE(mid1_transport, mid4_transport); |
| EXPECT_NE(mid2_transport, mid5_transport); |
| } |
| |
| TEST_F(JsepTransportControllerTest, MultipleBundleGroupsChangeFirstMid) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Audio[] = "2_audio"; |
| static const char kMid3Audio[] = "3_audio"; |
| static const char kMid4Video[] = "4_video"; |
| static const char kMid5Video[] = "5_video"; |
| static const char kMid6Video[] = "6_video"; |
| |
| CreateJsepTransportController(JsepTransportController::Config()); |
| // Offer groups (kMid1Audio,kMid2Audio,kMid3Audio) and |
| // (kMid4Video,kMid5Video,kMid6Video). |
| cricket::ContentGroup offer_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| offer_bundle_group1.AddContentName(kMid1Audio); |
| offer_bundle_group1.AddContentName(kMid2Audio); |
| offer_bundle_group1.AddContentName(kMid3Audio); |
| cricket::ContentGroup offer_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| offer_bundle_group2.AddContentName(kMid4Video); |
| offer_bundle_group2.AddContentName(kMid5Video); |
| offer_bundle_group2.AddContentName(kMid6Video); |
| // Answer groups (kMid2Audio,kMid1Audio,kMid3Audio) and |
| // (kMid5Video,kMid6Video,kMid4Video), i.e. we've changed which MID is first |
| // but accept the whole group. |
| cricket::ContentGroup answer_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| answer_bundle_group1.AddContentName(kMid2Audio); |
| answer_bundle_group1.AddContentName(kMid1Audio); |
| answer_bundle_group1.AddContentName(kMid3Audio); |
| cricket::ContentGroup answer_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| answer_bundle_group2.AddContentName(kMid5Video); |
| answer_bundle_group2.AddContentName(kMid6Video); |
| answer_bundle_group2.AddContentName(kMid4Video); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid3Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid5Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid6Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_offer->AddGroup(offer_bundle_group1); |
| local_offer->AddGroup(offer_bundle_group2); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid3Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid5Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid6Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| remote_answer->AddGroup(answer_bundle_group1); |
| remote_answer->AddGroup(answer_bundle_group2); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| |
| // The fact that we accept this answer is actually a bug. If we accept the |
| // first MID to be in the group, we should also accept that it is the tagged |
| // one. |
| // TODO(https://crbug.com/webrtc/12699): When this issue is fixed, change this |
| // to EXPECT_FALSE and remove the below expectations about transports. |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| auto mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| auto mid2_transport = transport_controller_->GetRtpTransport(kMid2Audio); |
| auto mid3_transport = transport_controller_->GetRtpTransport(kMid3Audio); |
| auto mid4_transport = transport_controller_->GetRtpTransport(kMid4Video); |
| auto mid5_transport = transport_controller_->GetRtpTransport(kMid5Video); |
| auto mid6_transport = transport_controller_->GetRtpTransport(kMid6Video); |
| EXPECT_NE(mid1_transport, mid4_transport); |
| EXPECT_EQ(mid1_transport, mid2_transport); |
| EXPECT_EQ(mid2_transport, mid3_transport); |
| EXPECT_EQ(mid4_transport, mid5_transport); |
| EXPECT_EQ(mid5_transport, mid6_transport); |
| } |
| |
| TEST_F(JsepTransportControllerTest, |
| MultipleBundleGroupsSectionsAddedInSubsequentOffer) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Audio[] = "2_audio"; |
| static const char kMid3Audio[] = "3_audio"; |
| static const char kMid4Video[] = "4_video"; |
| static const char kMid5Video[] = "5_video"; |
| static const char kMid6Video[] = "6_video"; |
| |
| CreateJsepTransportController(JsepTransportController::Config()); |
| // Start by grouping (kMid1Audio,kMid2Audio) and (kMid4Video,kMid4f5Video). |
| cricket::ContentGroup bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group1.AddContentName(kMid1Audio); |
| bundle_group1.AddContentName(kMid2Audio); |
| cricket::ContentGroup bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group2.AddContentName(kMid4Video); |
| bundle_group2.AddContentName(kMid5Video); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid5Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_offer->AddGroup(bundle_group1); |
| local_offer->AddGroup(bundle_group2); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid5Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| remote_answer->AddGroup(bundle_group1); |
| remote_answer->AddGroup(bundle_group2); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| // Add kMid3Audio and kMid6Video to the respective audio/video bundle groups. |
| cricket::ContentGroup new_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group1.AddContentName(kMid3Audio); |
| cricket::ContentGroup new_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group2.AddContentName(kMid6Video); |
| |
| auto subsequent_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(subsequent_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(subsequent_offer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(subsequent_offer.get(), kMid3Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer.get(), kMid5Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer.get(), kMid6Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| subsequent_offer->AddGroup(bundle_group1); |
| subsequent_offer->AddGroup(bundle_group2); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, subsequent_offer.get()) |
| .ok()); |
| auto mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| auto mid2_transport = transport_controller_->GetRtpTransport(kMid2Audio); |
| auto mid3_transport = transport_controller_->GetRtpTransport(kMid3Audio); |
| auto mid4_transport = transport_controller_->GetRtpTransport(kMid4Video); |
| auto mid5_transport = transport_controller_->GetRtpTransport(kMid5Video); |
| auto mid6_transport = transport_controller_->GetRtpTransport(kMid6Video); |
| EXPECT_NE(mid1_transport, mid4_transport); |
| EXPECT_EQ(mid1_transport, mid2_transport); |
| EXPECT_EQ(mid2_transport, mid3_transport); |
| EXPECT_EQ(mid4_transport, mid5_transport); |
| EXPECT_EQ(mid5_transport, mid6_transport); |
| } |
| |
| TEST_F(JsepTransportControllerTest, |
| MultipleBundleGroupsCombinedInSubsequentOffer) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Audio[] = "2_audio"; |
| static const char kMid3Video[] = "3_video"; |
| static const char kMid4Video[] = "4_video"; |
| |
| CreateJsepTransportController(JsepTransportController::Config()); |
| // Start by grouping (kMid1Audio,kMid2Audio) and (kMid3Video,kMid4Video). |
| cricket::ContentGroup bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group1.AddContentName(kMid1Audio); |
| bundle_group1.AddContentName(kMid2Audio); |
| cricket::ContentGroup bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group2.AddContentName(kMid3Video); |
| bundle_group2.AddContentName(kMid4Video); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid3Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_offer->AddGroup(bundle_group1); |
| local_offer->AddGroup(bundle_group2); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid3Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| remote_answer->AddGroup(bundle_group1); |
| remote_answer->AddGroup(bundle_group2); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| // Switch to grouping (kMid1Audio,kMid2Audio,kMid3Video,kMid4Video). |
| // This is a illegal without first removing m= sections from their groups. |
| cricket::ContentGroup new_bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| new_bundle_group.AddContentName(kMid1Audio); |
| new_bundle_group.AddContentName(kMid2Audio); |
| new_bundle_group.AddContentName(kMid3Video); |
| new_bundle_group.AddContentName(kMid4Video); |
| |
| auto subsequent_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(subsequent_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(subsequent_offer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer.get(), kMid3Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| subsequent_offer->AddGroup(new_bundle_group); |
| EXPECT_FALSE( |
| transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, subsequent_offer.get()) |
| .ok()); |
| } |
| |
| TEST_F(JsepTransportControllerTest, |
| MultipleBundleGroupsSplitInSubsequentOffer) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Audio[] = "2_audio"; |
| static const char kMid3Video[] = "3_video"; |
| static const char kMid4Video[] = "4_video"; |
| |
| CreateJsepTransportController(JsepTransportController::Config()); |
| // Start by grouping (kMid1Audio,kMid2Audio,kMid3Video,kMid4Video). |
| cricket::ContentGroup bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group.AddContentName(kMid1Audio); |
| bundle_group.AddContentName(kMid2Audio); |
| bundle_group.AddContentName(kMid3Video); |
| bundle_group.AddContentName(kMid4Video); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid3Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_offer->AddGroup(bundle_group); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid3Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| remote_answer->AddGroup(bundle_group); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| // Switch to grouping (kMid1Audio,kMid2Audio) and (kMid3Video,kMid4Video). |
| // This is a illegal without first removing m= sections from their groups. |
| cricket::ContentGroup new_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| new_bundle_group1.AddContentName(kMid1Audio); |
| new_bundle_group1.AddContentName(kMid2Audio); |
| cricket::ContentGroup new_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| new_bundle_group2.AddContentName(kMid3Video); |
| new_bundle_group2.AddContentName(kMid4Video); |
| |
| auto subsequent_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(subsequent_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(subsequent_offer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer.get(), kMid3Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| subsequent_offer->AddGroup(new_bundle_group1); |
| subsequent_offer->AddGroup(new_bundle_group2); |
| EXPECT_FALSE( |
| transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, subsequent_offer.get()) |
| .ok()); |
| } |
| |
| TEST_F(JsepTransportControllerTest, |
| MultipleBundleGroupsShuffledInSubsequentOffer) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Audio[] = "2_audio"; |
| static const char kMid3Video[] = "3_video"; |
| static const char kMid4Video[] = "4_video"; |
| |
| CreateJsepTransportController(JsepTransportController::Config()); |
| // Start by grouping (kMid1Audio,kMid2Audio) and (kMid3Video,kMid4Video). |
| cricket::ContentGroup bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group1.AddContentName(kMid1Audio); |
| bundle_group1.AddContentName(kMid2Audio); |
| cricket::ContentGroup bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group2.AddContentName(kMid3Video); |
| bundle_group2.AddContentName(kMid4Video); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid3Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_offer->AddGroup(bundle_group1); |
| local_offer->AddGroup(bundle_group2); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid3Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| remote_answer->AddGroup(bundle_group1); |
| remote_answer->AddGroup(bundle_group2); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| // Switch to grouping (kMid1Audio,kMid3Video) and (kMid2Audio,kMid3Video). |
| // This is a illegal without first removing m= sections from their groups. |
| cricket::ContentGroup new_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| new_bundle_group1.AddContentName(kMid1Audio); |
| new_bundle_group1.AddContentName(kMid3Video); |
| cricket::ContentGroup new_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| new_bundle_group2.AddContentName(kMid2Audio); |
| new_bundle_group2.AddContentName(kMid4Video); |
| |
| auto subsequent_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(subsequent_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(subsequent_offer.get(), kMid2Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer.get(), kMid3Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer.get(), kMid4Video, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| subsequent_offer->AddGroup(new_bundle_group1); |
| subsequent_offer->AddGroup(new_bundle_group2); |
| EXPECT_FALSE( |
| transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, subsequent_offer.get()) |
| .ok()); |
| } |
| |
| // Tests that only a subset of all the m= sections are bundled. |
| TEST_F(JsepTransportControllerTest, BundleSubsetOfMediaSections) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| cricket::ContentGroup bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group.AddContentName(kAudioMid1); |
| bundle_group.AddContentName(kVideoMid1); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kAudioMid2, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kVideoMid1, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kAudioMid2, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kVideoMid1, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| |
| local_offer->AddGroup(bundle_group); |
| remote_answer->AddGroup(bundle_group); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| // Verifiy that only `kAudio1` and `kVideo1` are bundled. |
| auto transport1 = transport_controller_->GetRtpTransport(kAudioMid1); |
| auto transport2 = transport_controller_->GetRtpTransport(kAudioMid2); |
| auto transport3 = transport_controller_->GetRtpTransport(kVideoMid1); |
| EXPECT_NE(transport1, transport2); |
| EXPECT_EQ(transport1, transport3); |
| |
| auto it = changed_rtp_transport_by_mid_.find(kVideoMid1); |
| ASSERT_TRUE(it != changed_rtp_transport_by_mid_.end()); |
| EXPECT_EQ(transport1, it->second); |
| it = changed_rtp_transport_by_mid_.find(kAudioMid2); |
| EXPECT_TRUE(transport2 == it->second); |
| } |
| |
| // Tests that the initial offer/answer only have data section and audio/video |
| // sections are added in the subsequent offer. |
| TEST_F(JsepTransportControllerTest, BundleOnDataSectionInSubsequentOffer) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| cricket::ContentGroup bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group.AddContentName(kDataMid1); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddDataSection(local_offer.get(), kDataMid1, |
| cricket::MediaProtocolType::kSctp, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddDataSection(remote_answer.get(), kDataMid1, |
| cricket::MediaProtocolType::kSctp, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| local_offer->AddGroup(bundle_group); |
| remote_answer->AddGroup(bundle_group); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| auto data_transport = transport_controller_->GetRtpTransport(kDataMid1); |
| |
| // Add audio/video sections in subsequent offer. |
| AddAudioSection(local_offer.get(), kAudioMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kVideoMid1, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(remote_answer.get(), kAudioMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kVideoMid1, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| |
| // Reset the bundle group and do another offer/answer exchange. |
| bundle_group.AddContentName(kAudioMid1); |
| bundle_group.AddContentName(kVideoMid1); |
| local_offer->RemoveGroupByName(cricket::GROUP_TYPE_BUNDLE); |
| remote_answer->RemoveGroupByName(cricket::GROUP_TYPE_BUNDLE); |
| local_offer->AddGroup(bundle_group); |
| remote_answer->AddGroup(bundle_group); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| auto audio_transport = transport_controller_->GetRtpTransport(kAudioMid1); |
| auto video_transport = transport_controller_->GetRtpTransport(kVideoMid1); |
| EXPECT_EQ(data_transport, audio_transport); |
| EXPECT_EQ(data_transport, video_transport); |
| } |
| |
| TEST_F(JsepTransportControllerTest, VideoDataRejectedInAnswer) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| cricket::ContentGroup bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group.AddContentName(kAudioMid1); |
| bundle_group.AddContentName(kVideoMid1); |
| bundle_group.AddContentName(kDataMid1); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kVideoMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddDataSection(local_offer.get(), kDataMid1, |
| cricket::MediaProtocolType::kSctp, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kVideoMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| AddDataSection(remote_answer.get(), kDataMid1, |
| cricket::MediaProtocolType::kSctp, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| // Reject video and data section. |
| remote_answer->contents()[1].rejected = true; |
| remote_answer->contents()[2].rejected = true; |
| |
| local_offer->AddGroup(bundle_group); |
| remote_answer->AddGroup(bundle_group); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| // Verify the RtpTransport/DtlsTransport is destroyed correctly. |
| EXPECT_EQ(nullptr, transport_controller_->GetRtpTransport(kVideoMid1)); |
| EXPECT_EQ(nullptr, transport_controller_->GetDtlsTransport(kDataMid1)); |
| // Verify the signals are fired correctly. |
| auto it = changed_rtp_transport_by_mid_.find(kVideoMid1); |
| ASSERT_TRUE(it != changed_rtp_transport_by_mid_.end()); |
| EXPECT_EQ(nullptr, it->second); |
| auto it2 = changed_dtls_transport_by_mid_.find(kDataMid1); |
| ASSERT_TRUE(it2 != changed_dtls_transport_by_mid_.end()); |
| EXPECT_EQ(nullptr, it2->second); |
| } |
| |
| // Tests that changing the bundled MID in subsequent offer/answer exchange is |
| // not supported. |
| // TODO(bugs.webrtc.org/6704): Change this test to expect success once issue is |
| // fixed |
| TEST_F(JsepTransportControllerTest, ChangeBundledMidNotSupported) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| cricket::ContentGroup bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group.AddContentName(kAudioMid1); |
| bundle_group.AddContentName(kVideoMid1); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kVideoMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kVideoMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| |
| local_offer->AddGroup(bundle_group); |
| remote_answer->AddGroup(bundle_group); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| EXPECT_EQ(transport_controller_->GetRtpTransport(kAudioMid1), |
| transport_controller_->GetRtpTransport(kVideoMid1)); |
| |
| // Reorder the bundle group. |
| EXPECT_TRUE(bundle_group.RemoveContentName(kAudioMid1)); |
| bundle_group.AddContentName(kAudioMid1); |
| // The answerer uses the new bundle group and now the bundle mid is changed to |
| // `kVideo1`. |
| remote_answer->RemoveGroupByName(cricket::GROUP_TYPE_BUNDLE); |
| remote_answer->AddGroup(bundle_group); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_FALSE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| } |
| // Test that rejecting only the first m= section of a BUNDLE group is treated as |
| // an error, but rejecting all of them works as expected. |
| TEST_F(JsepTransportControllerTest, RejectFirstContentInBundleGroup) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| cricket::ContentGroup bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group.AddContentName(kAudioMid1); |
| bundle_group.AddContentName(kVideoMid1); |
| bundle_group.AddContentName(kDataMid1); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kVideoMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddDataSection(local_offer.get(), kDataMid1, |
| cricket::MediaProtocolType::kSctp, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| AddVideoSection(remote_answer.get(), kVideoMid1, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| AddDataSection(remote_answer.get(), kDataMid1, |
| cricket::MediaProtocolType::kSctp, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| // Reject audio content in answer. |
| remote_answer->contents()[0].rejected = true; |
| |
| local_offer->AddGroup(bundle_group); |
| remote_answer->AddGroup(bundle_group); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_FALSE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| // Reject all the contents. |
| remote_answer->contents()[1].rejected = true; |
| remote_answer->contents()[2].rejected = true; |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| EXPECT_EQ(nullptr, transport_controller_->GetRtpTransport(kAudioMid1)); |
| EXPECT_EQ(nullptr, transport_controller_->GetRtpTransport(kVideoMid1)); |
| EXPECT_EQ(nullptr, transport_controller_->GetDtlsTransport(kDataMid1)); |
| } |
| |
| // Tests that applying non-RTCP-mux offer would fail when kRtcpMuxPolicyRequire |
| // is used. |
| TEST_F(JsepTransportControllerTest, ApplyNonRtcpMuxOfferWhenMuxingRequired) { |
| JsepTransportController::Config config; |
| config.rtcp_mux_policy = PeerConnectionInterface::kRtcpMuxPolicyRequire; |
| CreateJsepTransportController(std::move(config)); |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| |
| local_offer->contents()[0].media_description()->set_rtcp_mux(false); |
| // Applying a non-RTCP-mux offer is expected to fail. |
| EXPECT_FALSE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| } |
| |
| // Tests that applying non-RTCP-mux answer would fail when kRtcpMuxPolicyRequire |
| // is used. |
| TEST_F(JsepTransportControllerTest, ApplyNonRtcpMuxAnswerWhenMuxingRequired) { |
| JsepTransportController::Config config; |
| config.rtcp_mux_policy = PeerConnectionInterface::kRtcpMuxPolicyRequire; |
| CreateJsepTransportController(std::move(config)); |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| |
| auto remote_answer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(remote_answer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_PASSIVE, |
| nullptr); |
| // Applying a non-RTCP-mux answer is expected to fail. |
| remote_answer->contents()[0].media_description()->set_rtcp_mux(false); |
| EXPECT_FALSE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| } |
| |
| // This tests that the BUNDLE group in answer should be a subset of the offered |
| // group. |
| TEST_F(JsepTransportControllerTest, |
| AddContentToBundleGroupInAnswerNotSupported) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto local_offer = CreateSessionDescriptionWithoutBundle(); |
| auto remote_answer = CreateSessionDescriptionWithoutBundle(); |
| |
| cricket::ContentGroup offer_bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| offer_bundle_group.AddContentName(kAudioMid1); |
| local_offer->AddGroup(offer_bundle_group); |
| |
| cricket::ContentGroup answer_bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| answer_bundle_group.AddContentName(kAudioMid1); |
| answer_bundle_group.AddContentName(kVideoMid1); |
| remote_answer->AddGroup(answer_bundle_group); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_FALSE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| } |
| |
| // This tests that the BUNDLE group with non-existing MID should be rejectd. |
| TEST_F(JsepTransportControllerTest, RejectBundleGroupWithNonExistingMid) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto local_offer = CreateSessionDescriptionWithoutBundle(); |
| auto remote_answer = CreateSessionDescriptionWithoutBundle(); |
| |
| cricket::ContentGroup invalid_bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| // The BUNDLE group is invalid because there is no data section in the |
| // description. |
| invalid_bundle_group.AddContentName(kDataMid1); |
| local_offer->AddGroup(invalid_bundle_group); |
| remote_answer->AddGroup(invalid_bundle_group); |
| |
| EXPECT_FALSE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_FALSE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| } |
| |
| // This tests that an answer shouldn't be able to remove an m= section from an |
| // established group without rejecting it. |
| TEST_F(JsepTransportControllerTest, RemoveContentFromBundleGroup) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| |
| auto local_offer = CreateSessionDescriptionWithBundleGroup(); |
| auto remote_answer = CreateSessionDescriptionWithBundleGroup(); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| // Do an re-offer/answer. |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| auto new_answer = CreateSessionDescriptionWithoutBundle(); |
| cricket::ContentGroup new_bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| // The answer removes video from the BUNDLE group without rejecting it is |
| // invalid. |
| new_bundle_group.AddContentName(kAudioMid1); |
| new_answer->AddGroup(new_bundle_group); |
| |
| // Applying invalid answer is expected to fail. |
| EXPECT_FALSE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, new_answer.get()) |
| .ok()); |
| |
| // Rejected the video content. |
| auto video_content = new_answer->GetContentByName(kVideoMid1); |
| ASSERT_TRUE(video_content); |
| video_content->rejected = true; |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, new_answer.get()) |
| .ok()); |
| } |
| |
| // Test that the JsepTransportController can process a new local and remote |
| // description that changes the tagged BUNDLE group with the max-bundle policy |
| // specified. |
| // This is a regression test for bugs.webrtc.org/9954 |
| TEST_F(JsepTransportControllerTest, ChangeTaggedMediaSectionMaxBundle) { |
| CreateJsepTransportController(JsepTransportController::Config()); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kAudioMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| cricket::ContentGroup bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group.AddContentName(kAudioMid1); |
| local_offer->AddGroup(bundle_group); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| |
| std::unique_ptr<cricket::SessionDescription> remote_answer( |
| local_offer->Clone()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| std::unique_ptr<cricket::SessionDescription> local_reoffer( |
| local_offer->Clone()); |
| local_reoffer->contents()[0].rejected = true; |
| AddVideoSection(local_reoffer.get(), kVideoMid1, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_reoffer->RemoveGroupByName(cricket::GROUP_TYPE_BUNDLE); |
| cricket::ContentGroup new_bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| new_bundle_group.AddContentName(kVideoMid1); |
| local_reoffer->AddGroup(new_bundle_group); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_reoffer.get()) |
| .ok()); |
| std::unique_ptr<cricket::SessionDescription> remote_reanswer( |
| local_reoffer->Clone()); |
| EXPECT_TRUE( |
| transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_reanswer.get()) |
| .ok()); |
| } |
| |
| TEST_F(JsepTransportControllerTest, RollbackRestoresRejectedTransport) { |
| static const char kMid1Audio[] = "1_audio"; |
| |
| // Perform initial offer/answer. |
| CreateJsepTransportController(JsepTransportController::Config()); |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| std::unique_ptr<cricket::SessionDescription> remote_answer( |
| local_offer->Clone()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| auto mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| |
| // Apply a reoffer which rejects the m= section, causing the transport to be |
| // set to null. |
| auto local_reoffer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_reoffer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_reoffer->contents()[0].rejected = true; |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_reoffer.get()) |
| .ok()); |
| auto old_mid1_transport = mid1_transport; |
| mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| EXPECT_EQ(nullptr, mid1_transport); |
| |
| // Rolling back shouldn't just create a new transport for MID 1, it should |
| // restore the old transport. |
| EXPECT_TRUE(transport_controller_->RollbackTransports().ok()); |
| mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| EXPECT_EQ(old_mid1_transport, mid1_transport); |
| } |
| |
| // If an offer with a modified BUNDLE group causes a MID->transport mapping to |
| // change, rollback should restore the previous mapping. |
| TEST_F(JsepTransportControllerTest, RollbackRestoresPreviousTransportMapping) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Audio[] = "2_audio"; |
| static const char kMid3Audio[] = "3_audio"; |
| |
| // Perform an initial offer/answer to establish a (kMid1Audio,kMid2Audio) |
| // group. |
| CreateJsepTransportController(JsepTransportController::Config()); |
| cricket::ContentGroup bundle_group(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group.AddContentName(kMid1Audio); |
| bundle_group.AddContentName(kMid2Audio); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid2Audio, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_offer.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_offer->AddGroup(bundle_group); |
| |
| std::unique_ptr<cricket::SessionDescription> remote_answer( |
| local_offer->Clone()); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| auto mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| auto mid2_transport = transport_controller_->GetRtpTransport(kMid2Audio); |
| auto mid3_transport = transport_controller_->GetRtpTransport(kMid3Audio); |
| EXPECT_EQ(mid1_transport, mid2_transport); |
| EXPECT_NE(mid1_transport, mid3_transport); |
| |
| // Apply a reoffer adding kMid3Audio to the group; transport mapping should |
| // change, even without an answer, since this is an existing group. |
| bundle_group.AddContentName(kMid3Audio); |
| auto local_reoffer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_reoffer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_reoffer.get(), kMid2Audio, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddAudioSection(local_reoffer.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_reoffer->AddGroup(bundle_group); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_reoffer.get()) |
| .ok()); |
| |
| // Store the old transport pointer and verify that the offer actually changed |
| // transports. |
| auto old_mid3_transport = mid3_transport; |
| mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| mid2_transport = transport_controller_->GetRtpTransport(kMid2Audio); |
| mid3_transport = transport_controller_->GetRtpTransport(kMid3Audio); |
| EXPECT_EQ(mid1_transport, mid2_transport); |
| EXPECT_EQ(mid1_transport, mid3_transport); |
| |
| // Rolling back shouldn't just create a new transport for MID 3, it should |
| // restore the old transport. |
| EXPECT_TRUE(transport_controller_->RollbackTransports().ok()); |
| mid3_transport = transport_controller_->GetRtpTransport(kMid3Audio); |
| EXPECT_EQ(old_mid3_transport, mid3_transport); |
| } |
| |
| // Test that if an offer adds a MID to a specific BUNDLE group and is then |
| // rolled back, it can be added to a different BUNDLE group in a new offer. |
| // This is effectively testing that rollback resets the BundleManager state. |
| TEST_F(JsepTransportControllerTest, RollbackAndAddToDifferentBundleGroup) { |
| static const char kMid1Audio[] = "1_audio"; |
| static const char kMid2Audio[] = "2_audio"; |
| static const char kMid3Audio[] = "3_audio"; |
| |
| // Perform an initial offer/answer to establish two bundle groups, each with |
| // one MID. |
| CreateJsepTransportController(JsepTransportController::Config()); |
| cricket::ContentGroup bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group1.AddContentName(kMid1Audio); |
| cricket::ContentGroup bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| bundle_group2.AddContentName(kMid2Audio); |
| |
| auto local_offer = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(local_offer.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(local_offer.get(), kMid2Audio, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| local_offer->AddGroup(bundle_group1); |
| local_offer->AddGroup(bundle_group2); |
| |
| std::unique_ptr<cricket::SessionDescription> remote_answer( |
| local_offer->Clone()); |
| |
| EXPECT_TRUE(transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, local_offer.get()) |
| .ok()); |
| EXPECT_TRUE(transport_controller_ |
| ->SetRemoteDescription(SdpType::kAnswer, remote_answer.get()) |
| .ok()); |
| |
| // Apply an offer that adds kMid3Audio to the first BUNDLE group., |
| cricket::ContentGroup modified_bundle_group1(cricket::GROUP_TYPE_BUNDLE); |
| modified_bundle_group1.AddContentName(kMid1Audio); |
| modified_bundle_group1.AddContentName(kMid3Audio); |
| auto subsequent_offer_1 = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(subsequent_offer_1.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer_1.get(), kMid2Audio, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer_1.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| subsequent_offer_1->AddGroup(modified_bundle_group1); |
| subsequent_offer_1->AddGroup(bundle_group2); |
| |
| EXPECT_TRUE( |
| transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, subsequent_offer_1.get()) |
| .ok()); |
| |
| auto mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| auto mid2_transport = transport_controller_->GetRtpTransport(kMid2Audio); |
| auto mid3_transport = transport_controller_->GetRtpTransport(kMid3Audio); |
| EXPECT_NE(mid1_transport, mid2_transport); |
| EXPECT_EQ(mid1_transport, mid3_transport); |
| |
| // Rollback and expect the transport to be reset. |
| EXPECT_TRUE(transport_controller_->RollbackTransports().ok()); |
| EXPECT_EQ(nullptr, transport_controller_->GetRtpTransport(kMid3Audio)); |
| |
| // Apply an offer that adds kMid3Audio to the second BUNDLE group., |
| cricket::ContentGroup modified_bundle_group2(cricket::GROUP_TYPE_BUNDLE); |
| modified_bundle_group2.AddContentName(kMid2Audio); |
| modified_bundle_group2.AddContentName(kMid3Audio); |
| auto subsequent_offer_2 = std::make_unique<cricket::SessionDescription>(); |
| AddAudioSection(subsequent_offer_2.get(), kMid1Audio, kIceUfrag1, kIcePwd1, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer_2.get(), kMid2Audio, kIceUfrag2, kIcePwd2, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| AddVideoSection(subsequent_offer_2.get(), kMid3Audio, kIceUfrag3, kIcePwd3, |
| cricket::ICEMODE_FULL, cricket::CONNECTIONROLE_ACTPASS, |
| nullptr); |
| subsequent_offer_2->AddGroup(bundle_group1); |
| subsequent_offer_2->AddGroup(modified_bundle_group2); |
| |
| EXPECT_TRUE( |
| transport_controller_ |
| ->SetLocalDescription(SdpType::kOffer, subsequent_offer_2.get()) |
| .ok()); |
| |
| mid1_transport = transport_controller_->GetRtpTransport(kMid1Audio); |
| mid2_transport = transport_controller_->GetRtpTransport(kMid2Audio); |
| mid3_transport = transport_controller_->GetRtpTransport(kMid3Audio); |
| EXPECT_NE(mid1_transport, mid2_transport); |
| EXPECT_EQ(mid2_transport, mid3_transport); |
| } |
| |
| } // namespace webrtc |
