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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "content/browser/renderer_host/media/video_capture_host.h" | |
| 6 | |
| 7 #include <stdint.h> | |
| 8 | |
| 9 #include <map> | |
| 10 #include <memory> | |
| 11 #include <string> | |
| 12 | |
| 13 #include "base/bind.h" | |
| 14 #include "base/command_line.h" | |
| 15 #include "base/location.h" | |
| 16 #include "base/macros.h" | |
| 17 #include "base/memory/ptr_util.h" | |
| 18 #include "base/run_loop.h" | |
| 19 #include "base/single_thread_task_runner.h" | |
| 20 #include "base/threading/thread_task_runner_handle.h" | |
| 21 #include "build/build_config.h" | |
| 22 #include "content/browser/browser_thread_impl.h" | |
| 23 #include "content/browser/renderer_host/media/media_stream_manager.h" | |
| 24 #include "content/browser/renderer_host/media/media_stream_requester.h" | |
| 25 #include "content/browser/renderer_host/media/video_capture_manager.h" | |
| 26 #include "content/public/common/content_switches.h" | |
| 27 #include "content/public/test/mock_resource_context.h" | |
| 28 #include "content/public/test/test_browser_context.h" | |
| 29 #include "content/public/test/test_browser_thread_bundle.h" | |
| 30 #include "content/test/test_content_browser_client.h" | |
| 31 #include "media/audio/mock_audio_manager.h" | |
| 32 #include "media/base/media_switches.h" | |
| 33 #include "media/base/video_capture_types.h" | |
| 34 #include "mojo/public/cpp/bindings/binding.h" | |
| 35 #include "net/url_request/url_request_context.h" | |
| 36 #include "testing/gmock/include/gmock/gmock.h" | |
| 37 #include "testing/gtest/include/gtest/gtest.h" | |
| 38 | |
| 39 using ::testing::_; | |
| 40 using ::testing::AnyNumber; | |
| 41 using ::testing::DoAll; | |
| 42 using ::testing::InSequence; | |
| 43 using ::testing::Mock; | |
| 44 using ::testing::Return; | |
| 45 using ::testing::SaveArg; | |
| 46 using ::testing::StrictMock; | |
| 47 | |
| 48 namespace content { | |
| 49 | |
| 50 // Id used to identify the capture session between renderer and | |
| 51 // video_capture_host. This is an arbitrary value. | |
| 52 static const int kDeviceId = 555; | |
| 53 | |
| 54 class MockMediaStreamRequester : public MediaStreamRequester { | |
| 55 public: | |
| 56 MockMediaStreamRequester() {} | |
| 57 virtual ~MockMediaStreamRequester() {} | |
| 58 | |
| 59 // MediaStreamRequester implementation. | |
| 60 MOCK_METHOD5(StreamGenerated, | |
| 61 void(int render_frame_id, | |
| 62 int page_request_id, | |
| 63 const std::string& label, | |
| 64 const StreamDeviceInfoArray& audio_devices, | |
| 65 const StreamDeviceInfoArray& video_devices)); | |
| 66 MOCK_METHOD3(StreamGenerationFailed, | |
| 67 void(int render_frame_id, | |
| 68 int page_request_id, | |
| 69 content::MediaStreamRequestResult result)); | |
| 70 MOCK_METHOD3(DeviceStopped, void(int render_frame_id, | |
| 71 const std::string& label, | |
| 72 const StreamDeviceInfo& device)); | |
| 73 MOCK_METHOD4(DevicesEnumerated, void(int render_frame_id, | |
| 74 int page_request_id, | |
| 75 const std::string& label, | |
| 76 const StreamDeviceInfoArray& devices)); | |
| 77 MOCK_METHOD4(DeviceOpened, void(int render_frame_id, | |
| 78 int page_request_id, | |
| 79 const std::string& label, | |
| 80 const StreamDeviceInfo& device_info)); | |
| 81 MOCK_METHOD1(DevicesChanged, void(MediaStreamType type)); | |
| 82 | |
| 83 private: | |
| 84 DISALLOW_COPY_AND_ASSIGN(MockMediaStreamRequester); | |
| 85 }; | |
| 86 | |
| 87 ACTION_P2(ExitMessageLoop, task_runner, quit_closure) { | |
| 88 task_runner->PostTask(FROM_HERE, quit_closure); | |
| 89 } | |
| 90 | |
| 91 // This is an integration test of VideoCaptureHost in conjunction with | |
| 92 // MediaStreamManager, VideoCaptureManager, VideoCaptureController, and | |
| 93 // VideoCaptureDevice. | |
| 94 class VideoCaptureHostTest : public testing::Test, | |
| 95 public mojom::VideoCaptureObserver { | |
| 96 public: | |
| 97 VideoCaptureHostTest() | |
| 98 : thread_bundle_(content::TestBrowserThreadBundle::IO_MAINLOOP), | |
| 99 audio_manager_( | |
| 100 new media::MockAudioManager(base::ThreadTaskRunnerHandle::Get())), | |
| 101 task_runner_(base::ThreadTaskRunnerHandle::Get()), | |
| 102 opened_session_id_(kInvalidMediaCaptureSessionId), | |
| 103 observer_binding_(this) {} | |
| 104 | |
| 105 void SetUp() override { | |
| 106 SetBrowserClientForTesting(&browser_client_); | |
| 107 | |
| 108 base::CommandLine::ForCurrentProcess()->AppendSwitch( | |
| 109 switches::kUseFakeDeviceForMediaStream); | |
| 110 base::CommandLine::ForCurrentProcess()->AppendSwitch( | |
| 111 switches::kUseFakeUIForMediaStream); | |
| 112 media_stream_manager_.reset(new MediaStreamManager(audio_manager_.get())); | |
| 113 | |
| 114 // Create a Host and connect it to a simulated IPC channel. | |
| 115 host_.reset(new VideoCaptureHost(media_stream_manager_.get())); | |
| 116 | |
| 117 OpenSession(); | |
| 118 } | |
| 119 | |
| 120 void TearDown() override { | |
| 121 Mock::VerifyAndClearExpectations(host_.get()); | |
| 122 EXPECT_TRUE(host_->controllers_.empty()); | |
| 123 | |
| 124 CloseSession(); | |
| 125 | |
| 126 // Release the reference to the mock object. The object will be destructed | |
| 127 // on the current message loop. | |
| 128 host_ = nullptr; | |
| 129 } | |
| 130 | |
| 131 void OpenSession() { | |
| 132 const int render_process_id = 1; | |
| 133 const int render_frame_id = 1; | |
| 134 const int page_request_id = 1; | |
| 135 const url::Origin security_origin(GURL("http://test.com")); | |
| 136 | |
| 137 ASSERT_TRUE(opened_device_label_.empty()); | |
| 138 | |
| 139 // Enumerate video devices. | |
| 140 StreamDeviceInfoArray devices; | |
| 141 { | |
| 142 base::RunLoop run_loop; | |
| 143 std::string label = media_stream_manager_->EnumerateDevices( | |
| 144 &stream_requester_, | |
| 145 render_process_id, | |
| 146 render_frame_id, | |
| 147 browser_context_.GetResourceContext()->GetMediaDeviceIDSalt(), | |
| 148 page_request_id, | |
| 149 MEDIA_DEVICE_VIDEO_CAPTURE, | |
| 150 security_origin); | |
| 151 EXPECT_CALL(stream_requester_, | |
| 152 DevicesEnumerated(render_frame_id, page_request_id, label, _)) | |
| 153 .Times(1) | |
| 154 .WillOnce(DoAll(ExitMessageLoop(task_runner_, run_loop.QuitClosure()), | |
| 155 SaveArg<3>(&devices))); | |
| 156 run_loop.Run(); | |
| 157 Mock::VerifyAndClearExpectations(&stream_requester_); | |
| 158 media_stream_manager_->CancelRequest(label); | |
| 159 } | |
| 160 ASSERT_FALSE(devices.empty()); | |
| 161 ASSERT_EQ(StreamDeviceInfo::kNoId, devices[0].session_id); | |
| 162 | |
| 163 // Open the first device. | |
| 164 { | |
| 165 base::RunLoop run_loop; | |
| 166 StreamDeviceInfo opened_device; | |
| 167 media_stream_manager_->OpenDevice( | |
| 168 &stream_requester_, | |
| 169 render_process_id, | |
| 170 render_frame_id, | |
| 171 browser_context_.GetResourceContext()->GetMediaDeviceIDSalt(), | |
| 172 page_request_id, | |
| 173 devices[0].device.id, | |
| 174 MEDIA_DEVICE_VIDEO_CAPTURE, | |
| 175 security_origin); | |
| 176 EXPECT_CALL(stream_requester_, | |
| 177 DeviceOpened(render_frame_id, page_request_id, _, _)) | |
| 178 .Times(1) | |
| 179 .WillOnce(DoAll(ExitMessageLoop(task_runner_, run_loop.QuitClosure()), | |
| 180 SaveArg<2>(&opened_device_label_), | |
| 181 SaveArg<3>(&opened_device))); | |
| 182 run_loop.Run(); | |
| 183 Mock::VerifyAndClearExpectations(&stream_requester_); | |
| 184 ASSERT_NE(StreamDeviceInfo::kNoId, opened_device.session_id); | |
| 185 opened_session_id_ = opened_device.session_id; | |
| 186 } | |
| 187 } | |
| 188 | |
| 189 void CloseSession() { | |
| 190 if (opened_device_label_.empty()) | |
| 191 return; | |
| 192 media_stream_manager_->CancelRequest(opened_device_label_); | |
| 193 opened_device_label_.clear(); | |
| 194 opened_session_id_ = kInvalidMediaCaptureSessionId; | |
| 195 } | |
| 196 | |
| 197 protected: | |
| 198 // mojom::VideoCaptureObserver implementation. | |
| 199 MOCK_METHOD1(OnStateChanged, void(mojom::VideoCaptureState)); | |
| 200 void OnBufferCreated(int32_t buffer_id, | |
| 201 mojo::ScopedSharedBufferHandle handle) override { | |
| 202 DoOnBufferCreated(buffer_id); | |
| 203 } | |
| 204 MOCK_METHOD1(DoOnBufferCreated, void(int32_t)); | |
| 205 void OnBufferReady(int32_t buffer_id, | |
| 206 mojom::VideoFrameInfoPtr info) override { | |
| 207 DoOnBufferReady(buffer_id); | |
| 208 } | |
| 209 MOCK_METHOD1(DoOnBufferReady, void(int32_t)); | |
| 210 MOCK_METHOD1(OnBufferDestroyed, void(int32_t)); | |
| 211 | |
| 212 void StartCapture() { | |
| 213 base::RunLoop run_loop; | |
| 214 media::VideoCaptureParams params; | |
| 215 params.requested_format = media::VideoCaptureFormat( | |
| 216 gfx::Size(352, 288), 30, media::PIXEL_FORMAT_I420); | |
| 217 | |
| 218 EXPECT_CALL(*this, OnStateChanged(mojom::VideoCaptureState::STARTED)); | |
| 219 EXPECT_CALL(*this, DoOnBufferCreated(_)) | |
| 220 .Times(AnyNumber()) | |
| 221 .WillRepeatedly(Return()); | |
| 222 EXPECT_CALL(*this, DoOnBufferReady(_)) | |
| 223 .Times(AnyNumber()) | |
| 224 .WillRepeatedly(ExitMessageLoop(task_runner_, run_loop.QuitClosure())); | |
| 225 | |
| 226 host_->Start(kDeviceId, opened_session_id_, params, | |
| 227 observer_binding_.CreateInterfacePtrAndBind()); | |
| 228 | |
| 229 run_loop.Run(); | |
| 230 } | |
| 231 | |
| 232 void StartAndImmediateStopCapture() { | |
| 233 // Quickly start and then stop capture, without giving much chance for | |
| 234 // asynchronous capture operations to produce frames. | |
| 235 InSequence s; | |
| 236 base::RunLoop run_loop; | |
| 237 | |
| 238 media::VideoCaptureParams params; | |
| 239 params.requested_format = media::VideoCaptureFormat( | |
| 240 gfx::Size(352, 288), 30, media::PIXEL_FORMAT_I420); | |
| 241 | |
| 242 EXPECT_CALL(*this, OnStateChanged(mojom::VideoCaptureState::STARTED)); | |
| 243 host_->Start(kDeviceId, opened_session_id_, params, | |
| 244 observer_binding_.CreateInterfacePtrAndBind()); | |
| 245 | |
| 246 EXPECT_CALL(*this, OnStateChanged(mojom::VideoCaptureState::STOPPED)); | |
| 247 host_->Stop(kDeviceId); | |
| 248 run_loop.RunUntilIdle(); | |
| 249 } | |
| 250 | |
| 251 void PauseResumeCapture() { | |
| 252 InSequence s; | |
| 253 base::RunLoop run_loop; | |
| 254 | |
| 255 EXPECT_CALL(*this, OnStateChanged(mojom::VideoCaptureState::PAUSED)); | |
| 256 host_->Pause(kDeviceId); | |
| 257 | |
| 258 media::VideoCaptureParams params; | |
| 259 params.requested_format = media::VideoCaptureFormat( | |
| 260 gfx::Size(352, 288), 30, media::PIXEL_FORMAT_I420); | |
| 261 | |
| 262 EXPECT_CALL(*this, OnStateChanged(mojom::VideoCaptureState::RESUMED)); | |
| 263 host_->Resume(kDeviceId, opened_session_id_, params); | |
| 264 run_loop.RunUntilIdle(); | |
| 265 } | |
| 266 | |
| 267 void StopCapture() { | |
| 268 base::RunLoop run_loop; | |
| 269 | |
| 270 EXPECT_CALL(*this, OnStateChanged(mojom::VideoCaptureState::STOPPED)) | |
| 271 .WillOnce(ExitMessageLoop(task_runner_, run_loop.QuitClosure())); | |
| 272 host_->Stop(kDeviceId); | |
| 273 | |
| 274 run_loop.Run(); | |
| 275 | |
| 276 EXPECT_TRUE(host_->controllers_.empty()); | |
| 277 } | |
| 278 | |
| 279 void WaitForOneCapturedBuffer() { | |
| 280 base::RunLoop run_loop; | |
| 281 | |
| 282 EXPECT_CALL(*this, DoOnBufferReady(_)) | |
| 283 .Times(AnyNumber()) | |
| 284 .WillOnce(ExitMessageLoop(task_runner_, run_loop.QuitClosure())) | |
| 285 .RetiresOnSaturation(); | |
| 286 run_loop.Run(); | |
| 287 } | |
| 288 | |
| 289 void SimulateError() { | |
| 290 EXPECT_CALL(*this, OnStateChanged(mojom::VideoCaptureState::FAILED)); | |
| 291 VideoCaptureControllerID id(kDeviceId); | |
| 292 host_->OnError(id); | |
| 293 base::RunLoop().RunUntilIdle(); | |
| 294 } | |
| 295 | |
| 296 private: | |
| 297 // |media_stream_manager_| needs to outlive |thread_bundle_| because it is a | |
| 298 // MessageLoop::DestructionObserver. | |
| 299 StrictMock<MockMediaStreamRequester> stream_requester_; | |
| 300 std::unique_ptr<MediaStreamManager> media_stream_manager_; | |
| 301 const content::TestBrowserThreadBundle thread_bundle_; | |
| 302 // |audio_manager_| needs to outlive |thread_bundle_| because it uses the | |
| 303 // underlying message loop. | |
| 304 media::ScopedAudioManagerPtr audio_manager_; | |
| 305 content::TestBrowserContext browser_context_; | |
| 306 content::TestContentBrowserClient browser_client_; | |
| 307 const scoped_refptr<base::SingleThreadTaskRunner> task_runner_; | |
| 308 int opened_session_id_; | |
| 309 std::string opened_device_label_; | |
| 310 | |
| 311 std::unique_ptr<VideoCaptureHost> host_; | |
| 312 mojo::Binding<mojom::VideoCaptureObserver> observer_binding_; | |
| 313 | |
| 314 DISALLOW_COPY_AND_ASSIGN(VideoCaptureHostTest); | |
| 315 }; | |
| 316 | |
| 317 // Construct and destruct all objects. This is a non trivial sequence. | |
| 318 TEST_F(VideoCaptureHostTest, ConstructAndDestruct) {} | |
| 319 | |
| 320 TEST_F(VideoCaptureHostTest, StartAndImmediateStop) { | |
| 321 StartAndImmediateStopCapture(); | |
| 322 } | |
| 323 | |
| 324 TEST_F(VideoCaptureHostTest, StartAndCaptureAndStop) { | |
| 325 StartCapture(); | |
| 326 WaitForOneCapturedBuffer(); | |
| 327 WaitForOneCapturedBuffer(); | |
| 328 StopCapture(); | |
| 329 } | |
| 330 | |
| 331 TEST_F(VideoCaptureHostTest, StartAndErrorAndStop) { | |
| 332 StartCapture(); | |
| 333 SimulateError(); | |
| 334 StopCapture(); | |
| 335 } | |
| 336 | |
| 337 TEST_F(VideoCaptureHostTest, StartAndCaptureAndError) { | |
| 338 EXPECT_CALL(*this, OnStateChanged(mojom::VideoCaptureState::STOPPED)) | |
| 339 .Times(0); | |
| 340 StartCapture(); | |
| 341 WaitForOneCapturedBuffer(); | |
| 342 SimulateError(); | |
| 343 base::PlatformThread::Sleep(base::TimeDelta::FromMilliseconds(200)); | |
| 344 } | |
| 345 | |
| 346 TEST_F(VideoCaptureHostTest, StartAndPauseAndResumeAndStop) { | |
| 347 StartCapture(); | |
| 348 PauseResumeCapture(); | |
| 349 StopCapture(); | |
| 350 } | |
| 351 | |
| 352 TEST_F(VideoCaptureHostTest, CloseSessionWithoutStopping) { | |
| 353 StartCapture(); | |
| 354 | |
| 355 // When the session is closed via the stream without stopping capture, the | |
| 356 // ENDED event is sent. | |
| 357 EXPECT_CALL(*this, OnStateChanged(mojom::VideoCaptureState::ENDED)); | |
| 358 CloseSession(); | |
| 359 base::RunLoop().RunUntilIdle(); | |
| 360 } | |
| 361 | |
| 362 } // namespace content | |
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Chromium Code Reviews
Issue 2435393003:
Rename VideoCaptureHostTest to VideoCaptureTest to reflect what it is (Closed)
