Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017 The WebRTC project authors. All Rights Reserved. |
| 3 | * |
| 4 | * Use of this source code is governed by a BSD-style license |
| 5 | * that can be found in the LICENSE file in the root of the source |
| 6 | * tree. An additional intellectual property rights grant can be found |
| 7 | * in the file PATENTS. All contributing project authors may |
| 8 | * be found in the AUTHORS file in the root of the source tree. |
| 9 | */ |
| 10 | |
| 11 | #include <memory> |
| 12 | #include <vector> |
| 13 | |
Karl Wiberg | 1b0eae3 | 2017-10-17 14:48:54 +0200 | [diff] [blame] | 14 | #include "api/audio_codecs/builtin_audio_decoder_factory.h" |
| 15 | #include "api/audio_codecs/builtin_audio_encoder_factory.h" |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 16 | #include "api/jsep.h" |
| 17 | #include "api/mediastreaminterface.h" |
| 18 | #include "api/peerconnectioninterface.h" |
| 19 | #include "pc/mediastream.h" |
| 20 | #include "pc/mediastreamtrack.h" |
| 21 | #include "pc/peerconnectionwrapper.h" |
| 22 | #include "pc/test/fakeaudiocapturemodule.h" |
| 23 | #include "pc/test/mockpeerconnectionobservers.h" |
| 24 | #include "rtc_base/checks.h" |
| 25 | #include "rtc_base/gunit.h" |
| 26 | #include "rtc_base/ptr_util.h" |
| 27 | #include "rtc_base/refcountedobject.h" |
| 28 | #include "rtc_base/scoped_ref_ptr.h" |
| 29 | #include "rtc_base/thread.h" |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 30 | #include "test/gmock.h" |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 31 | |
| 32 | // This file contains tests for RTP Media API-related behavior of |
| 33 | // |webrtc::PeerConnection|, see https://w3c.github.io/webrtc-pc/#rtp-media-api. |
| 34 | |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 35 | namespace webrtc { |
| 36 | |
| 37 | using RTCConfiguration = PeerConnectionInterface::RTCConfiguration; |
| 38 | using ::testing::ElementsAre; |
| 39 | using ::testing::UnorderedElementsAre; |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 40 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 41 | const uint32_t kDefaultTimeout = 10000u; |
| 42 | |
| 43 | template <typename MethodFunctor> |
| 44 | class OnSuccessObserver : public rtc::RefCountedObject< |
| 45 | webrtc::SetRemoteDescriptionObserverInterface> { |
| 46 | public: |
| 47 | explicit OnSuccessObserver(MethodFunctor on_success) |
| 48 | : on_success_(std::move(on_success)) {} |
| 49 | |
| 50 | // webrtc::SetRemoteDescriptionObserverInterface implementation. |
| 51 | void OnSetRemoteDescriptionComplete(webrtc::RTCError error) override { |
| 52 | RTC_CHECK(error.ok()); |
| 53 | on_success_(); |
| 54 | } |
| 55 | |
| 56 | private: |
| 57 | MethodFunctor on_success_; |
| 58 | }; |
| 59 | |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 60 | class PeerConnectionRtpTest : public testing::Test { |
| 61 | public: |
| 62 | PeerConnectionRtpTest() |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 63 | : pc_factory_( |
| 64 | CreatePeerConnectionFactory(rtc::Thread::Current(), |
| 65 | rtc::Thread::Current(), |
| 66 | rtc::Thread::Current(), |
| 67 | FakeAudioCaptureModule::Create(), |
| 68 | CreateBuiltinAudioEncoderFactory(), |
| 69 | CreateBuiltinAudioDecoderFactory(), |
| 70 | nullptr, |
| 71 | nullptr)) {} |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 72 | |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 73 | std::unique_ptr<PeerConnectionWrapper> CreatePeerConnection() { |
| 74 | return CreatePeerConnection(RTCConfiguration()); |
| 75 | } |
| 76 | |
| 77 | std::unique_ptr<PeerConnectionWrapper> CreatePeerConnectionWithUnifiedPlan() { |
| 78 | RTCConfiguration config; |
| 79 | config.sdp_semantics = SdpSemantics::kUnifiedPlan; |
| 80 | return CreatePeerConnection(config); |
| 81 | } |
| 82 | |
| 83 | std::unique_ptr<PeerConnectionWrapper> CreatePeerConnection( |
| 84 | const RTCConfiguration& config) { |
| 85 | auto observer = rtc::MakeUnique<MockPeerConnectionObserver>(); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 86 | auto pc = pc_factory_->CreatePeerConnection(config, nullptr, nullptr, |
| 87 | observer.get()); |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 88 | return rtc::MakeUnique<PeerConnectionWrapper>(pc_factory_, pc, |
| 89 | std::move(observer)); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 90 | } |
| 91 | |
| 92 | protected: |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 93 | rtc::scoped_refptr<PeerConnectionFactoryInterface> pc_factory_; |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 94 | }; |
| 95 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 96 | // These tests cover |webrtc::PeerConnectionObserver| callbacks firing upon |
| 97 | // setting the remote description. |
| 98 | class PeerConnectionRtpCallbacksTest : public PeerConnectionRtpTest {}; |
| 99 | |
| 100 | TEST_F(PeerConnectionRtpCallbacksTest, AddTrackWithoutStreamFiresOnAddTrack) { |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 101 | auto caller = CreatePeerConnection(); |
| 102 | auto callee = CreatePeerConnection(); |
| 103 | |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 104 | rtc::scoped_refptr<AudioTrackInterface> audio_track( |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 105 | pc_factory_->CreateAudioTrack("audio_track", nullptr)); |
| 106 | EXPECT_TRUE(caller->pc()->AddTrack(audio_track.get(), {})); |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 107 | ASSERT_TRUE( |
| 108 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 109 | static_cast<webrtc::RTCError*>(nullptr))); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 110 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 111 | ASSERT_EQ(callee->observer()->add_track_events_.size(), 1u); |
| 112 | // TODO(hbos): When "no stream" is handled correctly we would expect |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 113 | // |add_track_events_[0].streams| to be empty. https://crbug.com/webrtc/7933 |
Henrik Boström | 9e6fd2b | 2017-11-21 13:41:51 +0100 | [diff] [blame] | 114 | auto& add_track_event = callee->observer()->add_track_events_[0]; |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 115 | ASSERT_EQ(add_track_event.streams.size(), 1u); |
Henrik Boström | 9e6fd2b | 2017-11-21 13:41:51 +0100 | [diff] [blame] | 116 | EXPECT_TRUE(add_track_event.streams[0]->FindAudioTrack("audio_track")); |
| 117 | EXPECT_EQ(add_track_event.streams, add_track_event.receiver->streams()); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 118 | } |
| 119 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 120 | TEST_F(PeerConnectionRtpCallbacksTest, AddTrackWithStreamFiresOnAddTrack) { |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 121 | auto caller = CreatePeerConnection(); |
| 122 | auto callee = CreatePeerConnection(); |
| 123 | |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 124 | rtc::scoped_refptr<AudioTrackInterface> audio_track( |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 125 | pc_factory_->CreateAudioTrack("audio_track", nullptr)); |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 126 | auto stream = MediaStream::Create("audio_stream"); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 127 | EXPECT_TRUE(caller->pc()->AddTrack(audio_track.get(), {stream.get()})); |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 128 | ASSERT_TRUE( |
| 129 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 130 | static_cast<webrtc::RTCError*>(nullptr))); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 131 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 132 | ASSERT_EQ(callee->observer()->add_track_events_.size(), 1u); |
Henrik Boström | 9e6fd2b | 2017-11-21 13:41:51 +0100 | [diff] [blame] | 133 | auto& add_track_event = callee->observer()->add_track_events_[0]; |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 134 | ASSERT_EQ(add_track_event.streams.size(), 1u); |
Henrik Boström | 9e6fd2b | 2017-11-21 13:41:51 +0100 | [diff] [blame] | 135 | EXPECT_EQ("audio_stream", add_track_event.streams[0]->label()); |
| 136 | EXPECT_TRUE(add_track_event.streams[0]->FindAudioTrack("audio_track")); |
| 137 | EXPECT_EQ(add_track_event.streams, add_track_event.receiver->streams()); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 138 | } |
| 139 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 140 | TEST_F(PeerConnectionRtpCallbacksTest, |
| 141 | RemoveTrackWithoutStreamFiresOnRemoveTrack) { |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 142 | auto caller = CreatePeerConnection(); |
| 143 | auto callee = CreatePeerConnection(); |
| 144 | |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 145 | rtc::scoped_refptr<AudioTrackInterface> audio_track( |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 146 | pc_factory_->CreateAudioTrack("audio_track", nullptr)); |
| 147 | auto sender = caller->pc()->AddTrack(audio_track.get(), {}); |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 148 | ASSERT_TRUE( |
| 149 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 150 | static_cast<webrtc::RTCError*>(nullptr))); |
| 151 | ASSERT_EQ(callee->observer()->add_track_events_.size(), 1u); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 152 | EXPECT_TRUE(caller->pc()->RemoveTrack(sender)); |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 153 | ASSERT_TRUE( |
| 154 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 155 | static_cast<webrtc::RTCError*>(nullptr))); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 156 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 157 | ASSERT_EQ(callee->observer()->add_track_events_.size(), 1u); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 158 | EXPECT_EQ(callee->observer()->GetAddTrackReceivers(), |
| 159 | callee->observer()->remove_track_events_); |
| 160 | } |
| 161 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 162 | TEST_F(PeerConnectionRtpCallbacksTest, |
| 163 | RemoveTrackWithStreamFiresOnRemoveTrack) { |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 164 | auto caller = CreatePeerConnection(); |
| 165 | auto callee = CreatePeerConnection(); |
| 166 | |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 167 | rtc::scoped_refptr<AudioTrackInterface> audio_track( |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 168 | pc_factory_->CreateAudioTrack("audio_track", nullptr)); |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 169 | auto stream = MediaStream::Create("audio_stream"); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 170 | auto sender = caller->pc()->AddTrack(audio_track.get(), {stream.get()}); |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 171 | ASSERT_TRUE( |
| 172 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 173 | static_cast<webrtc::RTCError*>(nullptr))); |
| 174 | ASSERT_EQ(callee->observer()->add_track_events_.size(), 1u); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 175 | EXPECT_TRUE(caller->pc()->RemoveTrack(sender)); |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 176 | ASSERT_TRUE( |
| 177 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 178 | static_cast<webrtc::RTCError*>(nullptr))); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 179 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 180 | ASSERT_EQ(callee->observer()->add_track_events_.size(), 1u); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 181 | EXPECT_EQ(callee->observer()->GetAddTrackReceivers(), |
| 182 | callee->observer()->remove_track_events_); |
| 183 | } |
| 184 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 185 | TEST_F(PeerConnectionRtpCallbacksTest, |
| 186 | RemoveTrackWithSharedStreamFiresOnRemoveTrack) { |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 187 | auto caller = CreatePeerConnection(); |
| 188 | auto callee = CreatePeerConnection(); |
| 189 | |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 190 | rtc::scoped_refptr<AudioTrackInterface> audio_track1( |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 191 | pc_factory_->CreateAudioTrack("audio_track1", nullptr)); |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 192 | rtc::scoped_refptr<AudioTrackInterface> audio_track2( |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 193 | pc_factory_->CreateAudioTrack("audio_track2", nullptr)); |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 194 | auto stream = MediaStream::Create("shared_audio_stream"); |
| 195 | std::vector<MediaStreamInterface*> streams{stream.get()}; |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 196 | auto sender1 = caller->pc()->AddTrack(audio_track1.get(), streams); |
| 197 | auto sender2 = caller->pc()->AddTrack(audio_track2.get(), streams); |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 198 | ASSERT_TRUE( |
| 199 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 200 | static_cast<webrtc::RTCError*>(nullptr))); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 201 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 202 | ASSERT_EQ(callee->observer()->add_track_events_.size(), 2u); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 203 | |
| 204 | // Remove "audio_track1". |
| 205 | EXPECT_TRUE(caller->pc()->RemoveTrack(sender1)); |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 206 | ASSERT_TRUE( |
| 207 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 208 | static_cast<webrtc::RTCError*>(nullptr))); |
| 209 | ASSERT_EQ(callee->observer()->add_track_events_.size(), 2u); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 210 | EXPECT_EQ( |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 211 | std::vector<rtc::scoped_refptr<RtpReceiverInterface>>{ |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 212 | callee->observer()->add_track_events_[0].receiver}, |
| 213 | callee->observer()->remove_track_events_); |
| 214 | |
| 215 | // Remove "audio_track2". |
| 216 | EXPECT_TRUE(caller->pc()->RemoveTrack(sender2)); |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 217 | ASSERT_TRUE( |
| 218 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 219 | static_cast<webrtc::RTCError*>(nullptr))); |
| 220 | ASSERT_EQ(callee->observer()->add_track_events_.size(), 2u); |
Henrik Boström | 933d8b0 | 2017-10-10 10:05:16 -0700 | [diff] [blame] | 221 | EXPECT_EQ(callee->observer()->GetAddTrackReceivers(), |
| 222 | callee->observer()->remove_track_events_); |
| 223 | } |
| 224 | |
Henrik Boström | 3163867 | 2017-11-23 17:48:32 +0100 | [diff] [blame] | 225 | // These tests examine the state of the peer connection as a result of |
| 226 | // performing SetRemoteDescription(). |
| 227 | class PeerConnectionRtpObserverTest : public PeerConnectionRtpTest {}; |
| 228 | |
| 229 | TEST_F(PeerConnectionRtpObserverTest, AddSenderWithoutStreamAddsReceiver) { |
| 230 | auto caller = CreatePeerConnection(); |
| 231 | auto callee = CreatePeerConnection(); |
| 232 | |
| 233 | rtc::scoped_refptr<webrtc::AudioTrackInterface> audio_track( |
| 234 | pc_factory_->CreateAudioTrack("audio_track", nullptr)); |
| 235 | EXPECT_TRUE(caller->pc()->AddTrack(audio_track.get(), {})); |
| 236 | ASSERT_TRUE( |
| 237 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 238 | static_cast<webrtc::RTCError*>(nullptr))); |
| 239 | |
| 240 | EXPECT_EQ(callee->pc()->GetReceivers().size(), 1u); |
| 241 | auto receiver_added = callee->pc()->GetReceivers()[0]; |
| 242 | EXPECT_EQ("audio_track", receiver_added->track()->id()); |
| 243 | // TODO(hbos): When "no stream" is handled correctly we would expect |
| 244 | // |receiver_added->streams()| to be empty. https://crbug.com/webrtc/7933 |
| 245 | EXPECT_EQ(receiver_added->streams().size(), 1u); |
| 246 | EXPECT_TRUE(receiver_added->streams()[0]->FindAudioTrack("audio_track")); |
| 247 | } |
| 248 | |
| 249 | TEST_F(PeerConnectionRtpObserverTest, AddSenderWithStreamAddsReceiver) { |
| 250 | auto caller = CreatePeerConnection(); |
| 251 | auto callee = CreatePeerConnection(); |
| 252 | |
| 253 | rtc::scoped_refptr<webrtc::AudioTrackInterface> audio_track( |
| 254 | pc_factory_->CreateAudioTrack("audio_track", nullptr)); |
| 255 | auto stream = webrtc::MediaStream::Create("audio_stream"); |
| 256 | EXPECT_TRUE(caller->pc()->AddTrack(audio_track.get(), {stream})); |
| 257 | ASSERT_TRUE( |
| 258 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 259 | static_cast<webrtc::RTCError*>(nullptr))); |
| 260 | |
| 261 | EXPECT_EQ(callee->pc()->GetReceivers().size(), 1u); |
| 262 | auto receiver_added = callee->pc()->GetReceivers()[0]; |
| 263 | EXPECT_EQ("audio_track", receiver_added->track()->id()); |
| 264 | EXPECT_EQ(receiver_added->streams().size(), 1u); |
| 265 | EXPECT_EQ("audio_stream", receiver_added->streams()[0]->label()); |
| 266 | EXPECT_TRUE(receiver_added->streams()[0]->FindAudioTrack("audio_track")); |
| 267 | } |
| 268 | |
| 269 | TEST_F(PeerConnectionRtpObserverTest, |
| 270 | RemoveSenderWithoutStreamRemovesReceiver) { |
| 271 | auto caller = CreatePeerConnection(); |
| 272 | auto callee = CreatePeerConnection(); |
| 273 | |
| 274 | rtc::scoped_refptr<webrtc::AudioTrackInterface> audio_track( |
| 275 | pc_factory_->CreateAudioTrack("audio_track", nullptr)); |
| 276 | auto sender = caller->pc()->AddTrack(audio_track.get(), {}); |
| 277 | ASSERT_TRUE(sender); |
| 278 | ASSERT_TRUE( |
| 279 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 280 | static_cast<webrtc::RTCError*>(nullptr))); |
| 281 | ASSERT_EQ(callee->pc()->GetReceivers().size(), 1u); |
| 282 | auto receiver = callee->pc()->GetReceivers()[0]; |
| 283 | ASSERT_TRUE(caller->pc()->RemoveTrack(sender)); |
| 284 | ASSERT_TRUE( |
| 285 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 286 | static_cast<webrtc::RTCError*>(nullptr))); |
| 287 | |
| 288 | // TODO(hbos): When we implement Unified Plan, receivers will not be removed. |
| 289 | // Instead, the transceiver owning the receiver will become inactive. |
| 290 | EXPECT_EQ(callee->pc()->GetReceivers().size(), 0u); |
| 291 | } |
| 292 | |
| 293 | TEST_F(PeerConnectionRtpObserverTest, RemoveSenderWithStreamRemovesReceiver) { |
| 294 | auto caller = CreatePeerConnection(); |
| 295 | auto callee = CreatePeerConnection(); |
| 296 | |
| 297 | rtc::scoped_refptr<webrtc::AudioTrackInterface> audio_track( |
| 298 | pc_factory_->CreateAudioTrack("audio_track", nullptr)); |
| 299 | auto stream = webrtc::MediaStream::Create("audio_stream"); |
| 300 | auto sender = caller->pc()->AddTrack(audio_track.get(), {stream}); |
| 301 | ASSERT_TRUE(sender); |
| 302 | ASSERT_TRUE( |
| 303 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 304 | static_cast<webrtc::RTCError*>(nullptr))); |
| 305 | ASSERT_EQ(callee->pc()->GetReceivers().size(), 1u); |
| 306 | auto receiver = callee->pc()->GetReceivers()[0]; |
| 307 | ASSERT_TRUE(caller->pc()->RemoveTrack(sender)); |
| 308 | ASSERT_TRUE( |
| 309 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 310 | static_cast<webrtc::RTCError*>(nullptr))); |
| 311 | |
| 312 | // TODO(hbos): When we implement Unified Plan, receivers will not be removed. |
| 313 | // Instead, the transceiver owning the receiver will become inactive. |
| 314 | EXPECT_EQ(callee->pc()->GetReceivers().size(), 0u); |
| 315 | } |
| 316 | |
| 317 | TEST_F(PeerConnectionRtpObserverTest, |
| 318 | RemoveSenderWithSharedStreamRemovesReceiver) { |
| 319 | auto caller = CreatePeerConnection(); |
| 320 | auto callee = CreatePeerConnection(); |
| 321 | |
| 322 | rtc::scoped_refptr<webrtc::AudioTrackInterface> audio_track1( |
| 323 | pc_factory_->CreateAudioTrack("audio_track1", nullptr)); |
| 324 | rtc::scoped_refptr<webrtc::AudioTrackInterface> audio_track2( |
| 325 | pc_factory_->CreateAudioTrack("audio_track2", nullptr)); |
| 326 | auto stream = webrtc::MediaStream::Create("shared_audio_stream"); |
| 327 | std::vector<webrtc::MediaStreamInterface*> streams{stream.get()}; |
| 328 | auto sender1 = caller->pc()->AddTrack(audio_track1.get(), streams); |
| 329 | auto sender2 = caller->pc()->AddTrack(audio_track2.get(), streams); |
| 330 | ASSERT_TRUE( |
| 331 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 332 | static_cast<webrtc::RTCError*>(nullptr))); |
| 333 | |
| 334 | ASSERT_EQ(callee->pc()->GetReceivers().size(), 2u); |
| 335 | rtc::scoped_refptr<webrtc::RtpReceiverInterface> receiver1; |
| 336 | rtc::scoped_refptr<webrtc::RtpReceiverInterface> receiver2; |
| 337 | if (callee->pc()->GetReceivers()[0]->track()->id() == "audio_track1") { |
| 338 | receiver1 = callee->pc()->GetReceivers()[0]; |
| 339 | receiver2 = callee->pc()->GetReceivers()[1]; |
| 340 | } else { |
| 341 | receiver1 = callee->pc()->GetReceivers()[1]; |
| 342 | receiver2 = callee->pc()->GetReceivers()[0]; |
| 343 | } |
| 344 | EXPECT_EQ("audio_track1", receiver1->track()->id()); |
| 345 | EXPECT_EQ("audio_track2", receiver2->track()->id()); |
| 346 | |
| 347 | // Remove "audio_track1". |
| 348 | EXPECT_TRUE(caller->pc()->RemoveTrack(sender1)); |
| 349 | ASSERT_TRUE( |
| 350 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 351 | static_cast<webrtc::RTCError*>(nullptr))); |
| 352 | // Only |receiver2| should remain. |
| 353 | // TODO(hbos): When we implement Unified Plan, receivers will not be removed. |
| 354 | // Instead, the transceiver owning the receiver will become inactive. |
| 355 | EXPECT_EQ( |
| 356 | std::vector<rtc::scoped_refptr<webrtc::RtpReceiverInterface>>{receiver2}, |
| 357 | callee->pc()->GetReceivers()); |
| 358 | |
| 359 | // Remove "audio_track2". |
| 360 | EXPECT_TRUE(caller->pc()->RemoveTrack(sender2)); |
| 361 | ASSERT_TRUE( |
| 362 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), |
| 363 | static_cast<webrtc::RTCError*>(nullptr))); |
| 364 | // TODO(hbos): When we implement Unified Plan, receivers will not be removed. |
| 365 | // Instead, the transceiver owning the receiver will become inactive. |
| 366 | EXPECT_EQ(callee->pc()->GetReceivers().size(), 0u); |
| 367 | } |
| 368 | |
| 369 | // Invokes SetRemoteDescription() twice in a row without synchronizing the two |
| 370 | // calls and examine the state of the peer connection inside the callbacks to |
| 371 | // ensure that the second call does not occur prematurely, contaminating the |
| 372 | // state of the peer connection of the first callback. |
| 373 | TEST_F(PeerConnectionRtpObserverTest, |
| 374 | StatesCorrelateWithSetRemoteDescriptionCall) { |
| 375 | auto caller = CreatePeerConnection(); |
| 376 | auto callee = CreatePeerConnection(); |
| 377 | |
| 378 | rtc::scoped_refptr<webrtc::AudioTrackInterface> audio_track( |
| 379 | pc_factory_->CreateAudioTrack("audio_track", nullptr)); |
| 380 | // Create SDP for adding a track and for removing it. This will be used in the |
| 381 | // first and second SetRemoteDescription() calls. |
| 382 | auto sender = caller->pc()->AddTrack(audio_track.get(), {}); |
| 383 | auto srd1_sdp = caller->CreateOfferAndSetAsLocal(); |
| 384 | EXPECT_TRUE(caller->pc()->RemoveTrack(sender)); |
| 385 | auto srd2_sdp = caller->CreateOfferAndSetAsLocal(); |
| 386 | |
| 387 | // In the first SetRemoteDescription() callback, check that we have a |
| 388 | // receiver for the track. |
| 389 | auto pc = callee->pc(); |
| 390 | bool srd1_callback_called = false; |
| 391 | auto srd1_callback = [&srd1_callback_called, &pc]() { |
| 392 | EXPECT_EQ(pc->GetReceivers().size(), 1u); |
| 393 | srd1_callback_called = true; |
| 394 | }; |
| 395 | |
| 396 | // In the second SetRemoteDescription() callback, check that the receiver has |
| 397 | // been removed. |
| 398 | // TODO(hbos): When we implement Unified Plan, receivers will not be removed. |
| 399 | // Instead, the transceiver owning the receiver will become inactive. |
| 400 | // https://crbug.com/webrtc/7600 |
| 401 | bool srd2_callback_called = false; |
| 402 | auto srd2_callback = [&srd2_callback_called, &pc]() { |
| 403 | EXPECT_TRUE(pc->GetReceivers().empty()); |
| 404 | srd2_callback_called = true; |
| 405 | }; |
| 406 | |
| 407 | // Invoke SetRemoteDescription() twice in a row without synchronizing the two |
| 408 | // calls. The callbacks verify that the two calls are synchronized, as in, the |
| 409 | // effects of the second SetRemoteDescription() call must not have happened by |
| 410 | // the time the first callback is invoked. If it has then the receiver that is |
| 411 | // added as a result of the first SetRemoteDescription() call will already |
| 412 | // have been removed as a result of the second SetRemoteDescription() call |
| 413 | // when the first callback is invoked. |
| 414 | callee->pc()->SetRemoteDescription( |
| 415 | std::move(srd1_sdp), |
| 416 | new OnSuccessObserver<decltype(srd1_callback)>(srd1_callback)); |
| 417 | callee->pc()->SetRemoteDescription( |
| 418 | std::move(srd2_sdp), |
| 419 | new OnSuccessObserver<decltype(srd2_callback)>(srd2_callback)); |
| 420 | EXPECT_TRUE_WAIT(srd1_callback_called, kDefaultTimeout); |
| 421 | EXPECT_TRUE_WAIT(srd2_callback_called, kDefaultTimeout); |
| 422 | } |
| 423 | |
| 424 | // Tests for the legacy SetRemoteDescription() function signature. |
| 425 | class PeerConnectionRtpLegacyObserverTest : public PeerConnectionRtpTest {}; |
| 426 | |
| 427 | // Sanity test making sure the callback is invoked. |
| 428 | TEST_F(PeerConnectionRtpLegacyObserverTest, OnSuccess) { |
| 429 | auto caller = CreatePeerConnection(); |
| 430 | auto callee = CreatePeerConnection(); |
| 431 | |
| 432 | std::string error; |
| 433 | ASSERT_TRUE( |
| 434 | callee->SetRemoteDescription(caller->CreateOfferAndSetAsLocal(), &error)); |
| 435 | } |
| 436 | |
| 437 | // Verifies legacy behavior: The observer is not called if if the peer |
| 438 | // connection is destroyed because the asynchronous callback is executed in the |
| 439 | // peer connection's message handler. |
| 440 | TEST_F(PeerConnectionRtpLegacyObserverTest, |
| 441 | ObserverNotCalledIfPeerConnectionDereferenced) { |
| 442 | auto caller = CreatePeerConnection(); |
| 443 | auto callee = CreatePeerConnection(); |
| 444 | |
| 445 | rtc::scoped_refptr<webrtc::MockSetSessionDescriptionObserver> observer = |
| 446 | new rtc::RefCountedObject<webrtc::MockSetSessionDescriptionObserver>(); |
| 447 | |
| 448 | auto offer = caller->CreateOfferAndSetAsLocal(); |
| 449 | callee->pc()->SetRemoteDescription(observer, offer.release()); |
| 450 | callee = nullptr; |
| 451 | rtc::Thread::Current()->ProcessMessages(0); |
| 452 | EXPECT_FALSE(observer->called()); |
| 453 | } |
| 454 | |
Steve Anton | f9381f0 | 2017-12-14 10:23:57 -0800 | [diff] [blame] | 455 | // RtpTransceiver Tests. |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 456 | |
| 457 | // Test that by default there are no transceivers with Unified Plan. |
| 458 | TEST_F(PeerConnectionRtpTest, PeerConnectionHasNoTransceivers) { |
| 459 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 460 | EXPECT_THAT(caller->pc()->GetTransceivers(), ElementsAre()); |
| 461 | } |
| 462 | |
| 463 | // Test that a transceiver created with the audio kind has the correct initial |
| 464 | // properties. |
| 465 | TEST_F(PeerConnectionRtpTest, AddTransceiverHasCorrectInitProperties) { |
| 466 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 467 | |
| 468 | auto transceiver = caller->AddTransceiver(cricket::MEDIA_TYPE_AUDIO); |
| 469 | EXPECT_EQ(rtc::nullopt, transceiver->mid()); |
| 470 | EXPECT_FALSE(transceiver->stopped()); |
| 471 | EXPECT_EQ(RtpTransceiverDirection::kSendRecv, transceiver->direction()); |
| 472 | EXPECT_EQ(rtc::nullopt, transceiver->current_direction()); |
| 473 | } |
| 474 | |
| 475 | // Test that adding a transceiver with the audio kind creates an audio sender |
| 476 | // and audio receiver with the receiver having a live audio track. |
| 477 | TEST_F(PeerConnectionRtpTest, |
| 478 | AddAudioTransceiverCreatesAudioSenderAndReceiver) { |
| 479 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 480 | |
| 481 | auto transceiver = caller->AddTransceiver(cricket::MEDIA_TYPE_AUDIO); |
| 482 | |
| 483 | ASSERT_TRUE(transceiver->sender()); |
| 484 | EXPECT_EQ(cricket::MEDIA_TYPE_AUDIO, transceiver->sender()->media_type()); |
| 485 | |
| 486 | ASSERT_TRUE(transceiver->receiver()); |
| 487 | EXPECT_EQ(cricket::MEDIA_TYPE_AUDIO, transceiver->receiver()->media_type()); |
| 488 | |
| 489 | auto track = transceiver->receiver()->track(); |
| 490 | ASSERT_TRUE(track); |
| 491 | EXPECT_EQ(MediaStreamTrackInterface::kAudioKind, track->kind()); |
| 492 | EXPECT_EQ(MediaStreamTrackInterface::TrackState::kLive, track->state()); |
| 493 | } |
| 494 | |
| 495 | // Test that adding a transceiver with the video kind creates an video sender |
| 496 | // and video receiver with the receiver having a live video track. |
| 497 | TEST_F(PeerConnectionRtpTest, |
| 498 | AddAudioTransceiverCreatesVideoSenderAndReceiver) { |
| 499 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 500 | |
| 501 | auto transceiver = caller->AddTransceiver(cricket::MEDIA_TYPE_VIDEO); |
| 502 | |
| 503 | ASSERT_TRUE(transceiver->sender()); |
| 504 | EXPECT_EQ(cricket::MEDIA_TYPE_VIDEO, transceiver->sender()->media_type()); |
| 505 | |
| 506 | ASSERT_TRUE(transceiver->receiver()); |
| 507 | EXPECT_EQ(cricket::MEDIA_TYPE_VIDEO, transceiver->receiver()->media_type()); |
| 508 | |
| 509 | auto track = transceiver->receiver()->track(); |
| 510 | ASSERT_TRUE(track); |
| 511 | EXPECT_EQ(MediaStreamTrackInterface::kVideoKind, track->kind()); |
| 512 | EXPECT_EQ(MediaStreamTrackInterface::TrackState::kLive, track->state()); |
| 513 | } |
| 514 | |
| 515 | // Test that after a call to AddTransceiver, the transceiver shows in |
| 516 | // GetTransceivers(), the transceiver's sender shows in GetSenders(), and the |
| 517 | // transceiver's receiver shows in GetReceivers(). |
| 518 | TEST_F(PeerConnectionRtpTest, AddTransceiverShowsInLists) { |
| 519 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 520 | |
| 521 | auto transceiver = caller->AddTransceiver(cricket::MEDIA_TYPE_AUDIO); |
| 522 | EXPECT_EQ( |
| 523 | std::vector<rtc::scoped_refptr<RtpTransceiverInterface>>{transceiver}, |
| 524 | caller->pc()->GetTransceivers()); |
| 525 | EXPECT_EQ( |
| 526 | std::vector<rtc::scoped_refptr<RtpSenderInterface>>{ |
| 527 | transceiver->sender()}, |
| 528 | caller->pc()->GetSenders()); |
| 529 | EXPECT_EQ( |
| 530 | std::vector<rtc::scoped_refptr<RtpReceiverInterface>>{ |
| 531 | transceiver->receiver()}, |
| 532 | caller->pc()->GetReceivers()); |
| 533 | } |
| 534 | |
| 535 | // Test that the direction passed in through the AddTransceiver init parameter |
| 536 | // is set in the returned transceiver. |
| 537 | TEST_F(PeerConnectionRtpTest, AddTransceiverWithDirectionIsReflected) { |
| 538 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 539 | |
| 540 | RtpTransceiverInit init; |
| 541 | init.direction = RtpTransceiverDirection::kSendOnly; |
| 542 | auto transceiver = caller->AddTransceiver(cricket::MEDIA_TYPE_AUDIO, init); |
| 543 | EXPECT_EQ(RtpTransceiverDirection::kSendOnly, transceiver->direction()); |
| 544 | } |
| 545 | |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 546 | // Test that calling AddTransceiver with a track creates a transceiver which has |
| 547 | // its sender's track set to the passed-in track. |
| 548 | TEST_F(PeerConnectionRtpTest, AddTransceiverWithTrackCreatesSenderWithTrack) { |
| 549 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 550 | |
| 551 | auto audio_track = caller->CreateAudioTrack("audio track"); |
| 552 | auto transceiver = caller->AddTransceiver(audio_track); |
| 553 | |
| 554 | auto sender = transceiver->sender(); |
| 555 | ASSERT_TRUE(sender->track()); |
| 556 | EXPECT_EQ(audio_track, sender->track()); |
| 557 | |
| 558 | auto receiver = transceiver->receiver(); |
| 559 | ASSERT_TRUE(receiver->track()); |
| 560 | EXPECT_EQ(MediaStreamTrackInterface::kAudioKind, receiver->track()->kind()); |
| 561 | EXPECT_EQ(MediaStreamTrackInterface::TrackState::kLive, |
| 562 | receiver->track()->state()); |
| 563 | } |
| 564 | |
| 565 | // Test that calling AddTransceiver twice with the same track creates distinct |
| 566 | // transceivers, senders with the same track. |
| 567 | TEST_F(PeerConnectionRtpTest, |
| 568 | AddTransceiverTwiceWithSameTrackCreatesMultipleTransceivers) { |
| 569 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 570 | |
| 571 | auto audio_track = caller->CreateAudioTrack("audio track"); |
| 572 | |
| 573 | auto transceiver1 = caller->AddTransceiver(audio_track); |
| 574 | auto transceiver2 = caller->AddTransceiver(audio_track); |
| 575 | |
| 576 | EXPECT_NE(transceiver1, transceiver2); |
| 577 | |
| 578 | auto sender1 = transceiver1->sender(); |
| 579 | auto sender2 = transceiver2->sender(); |
| 580 | EXPECT_NE(sender1, sender2); |
| 581 | EXPECT_EQ(audio_track, sender1->track()); |
| 582 | EXPECT_EQ(audio_track, sender2->track()); |
| 583 | |
| 584 | EXPECT_THAT(caller->pc()->GetTransceivers(), |
| 585 | UnorderedElementsAre(transceiver1, transceiver2)); |
| 586 | EXPECT_THAT(caller->pc()->GetSenders(), |
| 587 | UnorderedElementsAre(sender1, sender2)); |
| 588 | } |
| 589 | |
Steve Anton | 3fe1b15 | 2017-12-12 10:20:08 -0800 | [diff] [blame] | 590 | // RtpTransceiver error handling tests. |
| 591 | |
| 592 | TEST_F(PeerConnectionRtpTest, AddTransceiverWithInvalidKindReturnsError) { |
| 593 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 594 | |
| 595 | auto result = caller->pc()->AddTransceiver(cricket::MEDIA_TYPE_DATA); |
| 596 | EXPECT_EQ(RTCErrorType::INVALID_PARAMETER, result.error().type()); |
| 597 | } |
| 598 | |
| 599 | TEST_F(PeerConnectionRtpTest, UnifiedPlanCanClosePeerConnection) { |
| 600 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 601 | |
| 602 | caller->pc()->Close(); |
| 603 | } |
| 604 | |
Steve Anton | f9381f0 | 2017-12-14 10:23:57 -0800 | [diff] [blame] | 605 | // Unified Plan AddTrack tests. |
| 606 | |
| 607 | class PeerConnectionRtpUnifiedPlanTest : public PeerConnectionRtpTest {}; |
| 608 | |
| 609 | // Test that adding an audio track creates a new audio RtpSender with the given |
| 610 | // track. |
| 611 | TEST_F(PeerConnectionRtpUnifiedPlanTest, AddAudioTrackCreatesAudioSender) { |
| 612 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 613 | |
| 614 | auto audio_track = caller->CreateAudioTrack("a"); |
| 615 | auto sender = caller->pc()->AddTrack(audio_track, {}); |
| 616 | ASSERT_TRUE(sender); |
| 617 | |
| 618 | EXPECT_EQ(cricket::MEDIA_TYPE_AUDIO, sender->media_type()); |
| 619 | EXPECT_EQ(audio_track, sender->track()); |
| 620 | } |
| 621 | |
| 622 | // Test that adding a video track creates a new video RtpSender with the given |
| 623 | // track. |
| 624 | TEST_F(PeerConnectionRtpUnifiedPlanTest, AddVideoTrackCreatesVideoSender) { |
| 625 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 626 | |
| 627 | auto video_track = caller->CreateVideoTrack("a"); |
| 628 | auto sender = caller->pc()->AddTrack(video_track, {}); |
| 629 | ASSERT_TRUE(sender); |
| 630 | |
| 631 | EXPECT_EQ(cricket::MEDIA_TYPE_VIDEO, sender->media_type()); |
| 632 | EXPECT_EQ(video_track, sender->track()); |
| 633 | } |
| 634 | |
| 635 | // Test that adding a track to a new PeerConnection creates an RtpTransceiver |
| 636 | // with the sender that AddTrack returns and in the sendrecv direction. |
| 637 | TEST_F(PeerConnectionRtpUnifiedPlanTest, AddFirstTrackCreatesTransceiver) { |
| 638 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 639 | |
| 640 | auto sender = caller->AddAudioTrack("a"); |
| 641 | ASSERT_TRUE(sender); |
| 642 | |
| 643 | auto transceivers = caller->pc()->GetTransceivers(); |
| 644 | ASSERT_EQ(1u, transceivers.size()); |
| 645 | EXPECT_EQ(sender, transceivers[0]->sender()); |
| 646 | EXPECT_EQ(RtpTransceiverDirection::kSendRecv, transceivers[0]->direction()); |
| 647 | } |
| 648 | |
| 649 | // Test that if a transceiver of the same type but no track had been added to |
| 650 | // the PeerConnection and later a call to AddTrack is made, the resulting sender |
| 651 | // is the transceiver's sender and the sender's track is the newly-added track. |
| 652 | TEST_F(PeerConnectionRtpUnifiedPlanTest, AddTrackReusesTransceiver) { |
| 653 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 654 | |
| 655 | auto transceiver = caller->AddTransceiver(cricket::MEDIA_TYPE_AUDIO); |
| 656 | auto audio_track = caller->CreateAudioTrack("a"); |
| 657 | auto sender = caller->pc()->AddTrack(audio_track, {}); |
| 658 | ASSERT_TRUE(sender); |
| 659 | |
| 660 | auto transceivers = caller->pc()->GetTransceivers(); |
| 661 | ASSERT_EQ(1u, transceivers.size()); |
| 662 | EXPECT_EQ(transceiver, transceivers[0]); |
| 663 | EXPECT_EQ(sender, transceiver->sender()); |
| 664 | EXPECT_EQ(audio_track, sender->track()); |
| 665 | } |
| 666 | |
| 667 | // Test that adding two tracks to a new PeerConnection creates two |
| 668 | // RtpTransceivers in the same order. |
| 669 | TEST_F(PeerConnectionRtpUnifiedPlanTest, TwoAddTrackCreatesTwoTransceivers) { |
| 670 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 671 | |
| 672 | auto sender1 = caller->AddAudioTrack("a"); |
| 673 | auto sender2 = caller->AddVideoTrack("v"); |
| 674 | ASSERT_TRUE(sender2); |
| 675 | |
| 676 | auto transceivers = caller->pc()->GetTransceivers(); |
| 677 | ASSERT_EQ(2u, transceivers.size()); |
| 678 | EXPECT_EQ(sender1, transceivers[0]->sender()); |
| 679 | EXPECT_EQ(sender2, transceivers[1]->sender()); |
| 680 | } |
| 681 | |
| 682 | // Test that if there are multiple transceivers with no sending track then a |
| 683 | // later call to AddTrack will use the one of the same type as the newly-added |
| 684 | // track. |
| 685 | TEST_F(PeerConnectionRtpUnifiedPlanTest, AddTrackReusesTransceiverOfType) { |
| 686 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 687 | |
| 688 | auto audio_transceiver = caller->AddTransceiver(cricket::MEDIA_TYPE_AUDIO); |
| 689 | auto video_transceiver = caller->AddTransceiver(cricket::MEDIA_TYPE_VIDEO); |
| 690 | auto sender = caller->AddVideoTrack("v"); |
| 691 | |
| 692 | ASSERT_EQ(2u, caller->pc()->GetTransceivers().size()); |
| 693 | EXPECT_NE(sender, audio_transceiver->sender()); |
| 694 | EXPECT_EQ(sender, video_transceiver->sender()); |
| 695 | } |
| 696 | |
| 697 | // Test that if the only transceivers that do not have a sending track have a |
| 698 | // different type from the added track, then AddTrack will create a new |
| 699 | // transceiver for the track. |
| 700 | TEST_F(PeerConnectionRtpUnifiedPlanTest, |
| 701 | AddTrackDoesNotReuseTransceiverOfWrongType) { |
| 702 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 703 | |
| 704 | caller->AddTransceiver(cricket::MEDIA_TYPE_AUDIO); |
| 705 | auto sender = caller->AddVideoTrack("v"); |
| 706 | |
| 707 | auto transceivers = caller->pc()->GetTransceivers(); |
| 708 | ASSERT_EQ(2u, transceivers.size()); |
| 709 | EXPECT_NE(sender, transceivers[0]->sender()); |
| 710 | EXPECT_EQ(sender, transceivers[1]->sender()); |
| 711 | } |
| 712 | |
| 713 | // Test that the first available transceiver is reused by AddTrack when multiple |
| 714 | // are available. |
| 715 | TEST_F(PeerConnectionRtpUnifiedPlanTest, |
| 716 | AddTrackReusesFirstMatchingTransceiver) { |
| 717 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 718 | |
| 719 | caller->AddTransceiver(cricket::MEDIA_TYPE_AUDIO); |
| 720 | caller->AddTransceiver(cricket::MEDIA_TYPE_AUDIO); |
| 721 | auto sender = caller->AddAudioTrack("a"); |
| 722 | |
| 723 | auto transceivers = caller->pc()->GetTransceivers(); |
| 724 | ASSERT_EQ(2u, transceivers.size()); |
| 725 | EXPECT_EQ(sender, transceivers[0]->sender()); |
| 726 | EXPECT_NE(sender, transceivers[1]->sender()); |
| 727 | } |
| 728 | |
| 729 | // Test that a call to AddTrack that reuses a transceiver will change the |
| 730 | // direction from inactive to sendonly. |
| 731 | TEST_F(PeerConnectionRtpUnifiedPlanTest, |
| 732 | AddTrackChangesDirectionFromInactiveToSendOnly) { |
| 733 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 734 | |
| 735 | RtpTransceiverInit init; |
| 736 | init.direction = RtpTransceiverDirection::kInactive; |
| 737 | auto transceiver = caller->AddTransceiver(cricket::MEDIA_TYPE_AUDIO, init); |
| 738 | |
| 739 | caller->observer()->clear_negotiation_needed(); |
| 740 | ASSERT_TRUE(caller->AddAudioTrack("a")); |
| 741 | EXPECT_TRUE(caller->observer()->negotiation_needed()); |
| 742 | |
| 743 | EXPECT_EQ(RtpTransceiverDirection::kSendOnly, transceiver->direction()); |
| 744 | } |
| 745 | |
| 746 | // Test that a call to AddTrack that reuses a transceiver will change the |
| 747 | // direction from recvonly to sendrecv. |
| 748 | TEST_F(PeerConnectionRtpUnifiedPlanTest, |
| 749 | AddTrackChangesDirectionFromRecvOnlyToSendRecv) { |
| 750 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 751 | |
| 752 | RtpTransceiverInit init; |
| 753 | init.direction = RtpTransceiverDirection::kRecvOnly; |
| 754 | auto transceiver = caller->AddTransceiver(cricket::MEDIA_TYPE_AUDIO, init); |
| 755 | |
| 756 | caller->observer()->clear_negotiation_needed(); |
| 757 | ASSERT_TRUE(caller->AddAudioTrack("a")); |
| 758 | EXPECT_TRUE(caller->observer()->negotiation_needed()); |
| 759 | |
| 760 | EXPECT_EQ(RtpTransceiverDirection::kSendRecv, transceiver->direction()); |
| 761 | } |
| 762 | |
| 763 | // Unified Plan AddTrack error handling. |
| 764 | |
| 765 | TEST_F(PeerConnectionRtpUnifiedPlanTest, AddTrackErrorIfClosed) { |
| 766 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 767 | |
| 768 | auto audio_track = caller->CreateAudioTrack("a"); |
| 769 | caller->pc()->Close(); |
| 770 | |
| 771 | caller->observer()->clear_negotiation_needed(); |
| 772 | EXPECT_FALSE(caller->pc()->AddTrack(audio_track, {})); |
| 773 | EXPECT_FALSE(caller->observer()->negotiation_needed()); |
| 774 | } |
| 775 | |
| 776 | TEST_F(PeerConnectionRtpUnifiedPlanTest, AddTrackErrorIfTrackAlreadyHasSender) { |
| 777 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 778 | |
| 779 | auto audio_track = caller->CreateAudioTrack("a"); |
| 780 | ASSERT_TRUE(caller->pc()->AddTrack(audio_track, {})); |
| 781 | |
| 782 | caller->observer()->clear_negotiation_needed(); |
| 783 | EXPECT_FALSE(caller->pc()->AddTrack(audio_track, {})); |
| 784 | EXPECT_FALSE(caller->observer()->negotiation_needed()); |
| 785 | } |
| 786 | |
| 787 | // Unified Plan RemoveTrack tests. |
| 788 | |
| 789 | // Test that calling RemoveTrack on a sender with a previously-added track |
| 790 | // clears the sender's track. |
| 791 | TEST_F(PeerConnectionRtpUnifiedPlanTest, RemoveTrackClearsSenderTrack) { |
| 792 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 793 | |
| 794 | auto sender = caller->AddAudioTrack("a"); |
| 795 | ASSERT_TRUE(caller->pc()->RemoveTrack(sender)); |
| 796 | |
| 797 | EXPECT_FALSE(sender->track()); |
| 798 | } |
| 799 | |
| 800 | // Test that calling RemoveTrack on a sender where the transceiver is configured |
| 801 | // in the sendrecv direction changes the transceiver's direction to recvonly. |
| 802 | TEST_F(PeerConnectionRtpUnifiedPlanTest, |
| 803 | RemoveTrackChangesDirectionFromSendRecvToRecvOnly) { |
| 804 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 805 | |
| 806 | RtpTransceiverInit init; |
| 807 | init.direction = RtpTransceiverDirection::kSendRecv; |
| 808 | auto transceiver = |
| 809 | caller->AddTransceiver(caller->CreateAudioTrack("a"), init); |
| 810 | |
| 811 | caller->observer()->clear_negotiation_needed(); |
| 812 | ASSERT_TRUE(caller->pc()->RemoveTrack(transceiver->sender())); |
| 813 | EXPECT_TRUE(caller->observer()->negotiation_needed()); |
| 814 | |
| 815 | EXPECT_EQ(RtpTransceiverDirection::kRecvOnly, transceiver->direction()); |
| 816 | EXPECT_TRUE(caller->observer()->renegotiation_needed_); |
| 817 | } |
| 818 | |
| 819 | // Test that calling RemoveTrack on a sender where the transceiver is configured |
| 820 | // in the sendonly direction changes the transceiver's direction to inactive. |
| 821 | TEST_F(PeerConnectionRtpUnifiedPlanTest, |
| 822 | RemoveTrackChangesDirectionFromSendOnlyToInactive) { |
| 823 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 824 | |
| 825 | RtpTransceiverInit init; |
| 826 | init.direction = RtpTransceiverDirection::kSendOnly; |
| 827 | auto transceiver = |
| 828 | caller->AddTransceiver(caller->CreateAudioTrack("a"), init); |
| 829 | |
| 830 | caller->observer()->clear_negotiation_needed(); |
| 831 | ASSERT_TRUE(caller->pc()->RemoveTrack(transceiver->sender())); |
| 832 | EXPECT_TRUE(caller->observer()->negotiation_needed()); |
| 833 | |
| 834 | EXPECT_EQ(RtpTransceiverDirection::kInactive, transceiver->direction()); |
| 835 | } |
| 836 | |
| 837 | // Test that calling RemoveTrack with a sender that has a null track results in |
| 838 | // no change in state. |
| 839 | TEST_F(PeerConnectionRtpUnifiedPlanTest, RemoveTrackWithNullSenderTrackIsNoOp) { |
| 840 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 841 | |
| 842 | auto sender = caller->AddAudioTrack("a"); |
| 843 | auto transceiver = caller->pc()->GetTransceivers()[0]; |
| 844 | ASSERT_TRUE(sender->SetTrack(nullptr)); |
| 845 | |
| 846 | caller->observer()->clear_negotiation_needed(); |
| 847 | ASSERT_TRUE(caller->pc()->RemoveTrack(sender)); |
| 848 | EXPECT_FALSE(caller->observer()->negotiation_needed()); |
| 849 | |
| 850 | EXPECT_EQ(RtpTransceiverDirection::kSendRecv, transceiver->direction()); |
| 851 | } |
| 852 | |
| 853 | // Unified Plan RemoveTrack error handling. |
| 854 | |
| 855 | TEST_F(PeerConnectionRtpUnifiedPlanTest, RemoveTrackErrorIfClosed) { |
| 856 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 857 | |
| 858 | auto sender = caller->AddAudioTrack("a"); |
| 859 | caller->pc()->Close(); |
| 860 | |
| 861 | caller->observer()->clear_negotiation_needed(); |
| 862 | EXPECT_FALSE(caller->pc()->RemoveTrack(sender)); |
| 863 | EXPECT_FALSE(caller->observer()->negotiation_needed()); |
| 864 | } |
| 865 | |
| 866 | TEST_F(PeerConnectionRtpUnifiedPlanTest, |
| 867 | RemoveTrackNoErrorIfTrackAlreadyRemoved) { |
| 868 | auto caller = CreatePeerConnectionWithUnifiedPlan(); |
| 869 | |
| 870 | auto sender = caller->AddAudioTrack("a"); |
| 871 | ASSERT_TRUE(caller->pc()->RemoveTrack(sender)); |
| 872 | |
| 873 | caller->observer()->clear_negotiation_needed(); |
| 874 | EXPECT_TRUE(caller->pc()->RemoveTrack(sender)); |
| 875 | EXPECT_FALSE(caller->observer()->negotiation_needed()); |
| 876 | } |
| 877 | |
Steve Anton | 9158ef6 | 2017-11-27 13:01:52 -0800 | [diff] [blame] | 878 | } // namespace webrtc |