Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 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 | |
Ben Murdoch | 9ab5563 | 2013-07-18 11:57:30 +0100 | [diff] [blame] | 5 | #include "base/message_loop/message_loop.h" |
Torne (Richard Coles) | 868fa2f | 2013-06-11 10:57:03 +0100 | [diff] [blame] | 6 | #include "content/child/child_process.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 7 | #include "content/common/media/video_capture_messages.h" |
| 8 | #include "content/renderer/media/video_capture_impl.h" |
| 9 | #include "testing/gmock/include/gmock/gmock.h" |
| 10 | #include "testing/gtest/include/gtest/gtest.h" |
| 11 | |
| 12 | using ::testing::_; |
| 13 | using ::testing::AtLeast; |
| 14 | using ::testing::Return; |
| 15 | |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 16 | namespace content { |
| 17 | |
| 18 | class MockVideoCaptureMessageFilter : public VideoCaptureMessageFilter { |
| 19 | public: |
| 20 | MockVideoCaptureMessageFilter() : VideoCaptureMessageFilter() {} |
| 21 | |
| 22 | // Filter implementation. |
| 23 | MOCK_METHOD1(Send, bool(IPC::Message* message)); |
| 24 | |
| 25 | protected: |
| 26 | virtual ~MockVideoCaptureMessageFilter() {} |
| 27 | |
| 28 | private: |
| 29 | DISALLOW_COPY_AND_ASSIGN(MockVideoCaptureMessageFilter); |
| 30 | }; |
| 31 | |
| 32 | class MockVideoCaptureClient : public media::VideoCapture::EventHandler { |
| 33 | public: |
| 34 | MockVideoCaptureClient() {} |
| 35 | virtual ~MockVideoCaptureClient() {} |
| 36 | |
| 37 | // EventHandler implementation. |
| 38 | MOCK_METHOD1(OnStarted, void(media::VideoCapture* capture)); |
| 39 | MOCK_METHOD1(OnStopped, void(media::VideoCapture* capture)); |
| 40 | MOCK_METHOD1(OnPaused, void(media::VideoCapture* capture)); |
| 41 | MOCK_METHOD2(OnError, void(media::VideoCapture* capture, int error_code)); |
| 42 | MOCK_METHOD1(OnRemoved, void(media::VideoCapture* capture)); |
| 43 | MOCK_METHOD2(OnBufferReady, |
| 44 | void(media::VideoCapture* capture, |
| 45 | scoped_refptr<media::VideoCapture::VideoFrameBuffer> buf)); |
| 46 | MOCK_METHOD2(OnDeviceInfoReceived, |
| 47 | void(media::VideoCapture* capture, |
| 48 | const media::VideoCaptureParams& device_info)); |
| 49 | |
| 50 | private: |
| 51 | DISALLOW_COPY_AND_ASSIGN(MockVideoCaptureClient); |
| 52 | }; |
| 53 | |
| 54 | class VideoCaptureImplTest : public ::testing::Test { |
| 55 | public: |
| 56 | class MockVideoCaptureImpl : public VideoCaptureImpl { |
| 57 | public: |
| 58 | MockVideoCaptureImpl(const media::VideoCaptureSessionId id, |
| 59 | scoped_refptr<base::MessageLoopProxy> ml_proxy, |
| 60 | VideoCaptureMessageFilter* filter) |
Torne (Richard Coles) | 868fa2f | 2013-06-11 10:57:03 +0100 | [diff] [blame] | 61 | : VideoCaptureImpl(id, ml_proxy.get(), filter) {} |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 62 | virtual ~MockVideoCaptureImpl() {} |
| 63 | |
| 64 | // Override Send() to mimic device to send events. |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 65 | virtual void Send(IPC::Message* message) OVERRIDE { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 66 | CHECK(message); |
| 67 | |
| 68 | // In this method, messages are sent to the according handlers as if |
| 69 | // we are the device. |
| 70 | bool handled = true; |
| 71 | IPC_BEGIN_MESSAGE_MAP(MockVideoCaptureImpl, *message) |
| 72 | IPC_MESSAGE_HANDLER(VideoCaptureHostMsg_Start, DeviceStartCapture) |
| 73 | IPC_MESSAGE_HANDLER(VideoCaptureHostMsg_Pause, DevicePauseCapture) |
| 74 | IPC_MESSAGE_HANDLER(VideoCaptureHostMsg_Stop, DeviceStopCapture) |
| 75 | IPC_MESSAGE_HANDLER(VideoCaptureHostMsg_BufferReady, |
| 76 | DeviceReceiveEmptyBuffer) |
| 77 | IPC_MESSAGE_UNHANDLED(handled = false) |
| 78 | IPC_END_MESSAGE_MAP() |
| 79 | EXPECT_TRUE(handled); |
| 80 | delete message; |
| 81 | } |
| 82 | |
| 83 | void DeviceStartCapture(int device_id, |
| 84 | const media::VideoCaptureParams& params) { |
| 85 | media::VideoCaptureParams device_info = params; |
| 86 | OnDeviceInfoReceived(device_info); |
| 87 | OnStateChanged(VIDEO_CAPTURE_STATE_STARTED); |
| 88 | } |
| 89 | |
| 90 | void DevicePauseCapture(int device_id) {} |
| 91 | |
| 92 | void DeviceStopCapture(int device_id) { |
| 93 | OnStateChanged(VIDEO_CAPTURE_STATE_STOPPED); |
| 94 | } |
| 95 | |
| 96 | void DeviceReceiveEmptyBuffer(int device_id, int buffer_id) {} |
| 97 | }; |
| 98 | |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 99 | VideoCaptureImplTest() |
| 100 | : capability_small_(176, |
| 101 | 144, |
| 102 | 30, |
| 103 | media::VideoCaptureCapability::kI420, |
| 104 | 0, |
| 105 | false, |
| 106 | media::ConstantResolutionVideoCaptureDevice), |
| 107 | capability_large_(320, |
| 108 | 240, |
| 109 | 30, |
| 110 | media::VideoCaptureCapability::kI420, |
| 111 | 0, |
| 112 | false, |
| 113 | media::ConstantResolutionVideoCaptureDevice) { |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 114 | message_loop_.reset(new base::MessageLoop(base::MessageLoop::TYPE_IO)); |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 115 | message_loop_proxy_ = base::MessageLoopProxy::current().get(); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 116 | child_process_.reset(new ChildProcess()); |
| 117 | |
| 118 | message_filter_ = new MockVideoCaptureMessageFilter; |
| 119 | session_id_ = 1; |
| 120 | |
Torne (Richard Coles) | 868fa2f | 2013-06-11 10:57:03 +0100 | [diff] [blame] | 121 | video_capture_impl_ = new MockVideoCaptureImpl( |
| 122 | session_id_, message_loop_proxy_, message_filter_.get()); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 123 | |
| 124 | video_capture_impl_->device_id_ = 2; |
| 125 | } |
| 126 | |
| 127 | virtual ~VideoCaptureImplTest() { |
| 128 | delete video_capture_impl_; |
| 129 | } |
| 130 | |
| 131 | protected: |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 132 | scoped_ptr<base::MessageLoop> message_loop_; |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 133 | scoped_refptr<base::MessageLoopProxy> message_loop_proxy_; |
| 134 | scoped_ptr<ChildProcess> child_process_; |
| 135 | scoped_refptr<MockVideoCaptureMessageFilter> message_filter_; |
| 136 | media::VideoCaptureSessionId session_id_; |
| 137 | MockVideoCaptureImpl* video_capture_impl_; |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 138 | const media::VideoCaptureCapability capability_small_; |
| 139 | const media::VideoCaptureCapability capability_large_; |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 140 | |
| 141 | private: |
| 142 | DISALLOW_COPY_AND_ASSIGN(VideoCaptureImplTest); |
| 143 | }; |
| 144 | |
| 145 | TEST_F(VideoCaptureImplTest, Simple) { |
| 146 | // Execute SetCapture() and StopCapture() for one client. |
| 147 | scoped_ptr<MockVideoCaptureClient> client(new MockVideoCaptureClient); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 148 | |
| 149 | EXPECT_CALL(*client, OnStarted(_)) |
| 150 | .WillOnce(Return()); |
| 151 | EXPECT_CALL(*client, OnDeviceInfoReceived(_,_)) |
| 152 | .WillOnce(Return()); |
| 153 | |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 154 | video_capture_impl_->StartCapture(client.get(), capability_small_); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 155 | message_loop_->RunUntilIdle(); |
| 156 | |
| 157 | EXPECT_CALL(*client, OnStopped(_)) |
| 158 | .WillOnce(Return()); |
| 159 | EXPECT_CALL(*client, OnRemoved(_)) |
| 160 | .WillOnce(Return()); |
| 161 | |
| 162 | video_capture_impl_->StopCapture(client.get()); |
| 163 | message_loop_->RunUntilIdle(); |
| 164 | } |
| 165 | |
| 166 | TEST_F(VideoCaptureImplTest, TwoClientsInSequence) { |
| 167 | // Execute SetCapture() and StopCapture() for 2 clients in sequence. |
| 168 | scoped_ptr<MockVideoCaptureClient> client(new MockVideoCaptureClient); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 169 | |
| 170 | EXPECT_CALL(*client, OnStarted(_)) |
| 171 | .WillOnce(Return()); |
| 172 | EXPECT_CALL(*client, OnDeviceInfoReceived(_,_)) |
| 173 | .WillOnce(Return()); |
| 174 | |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 175 | video_capture_impl_->StartCapture(client.get(), capability_small_); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 176 | message_loop_->RunUntilIdle(); |
| 177 | |
| 178 | EXPECT_CALL(*client, OnStopped(_)) |
| 179 | .WillOnce(Return()); |
| 180 | EXPECT_CALL(*client, OnRemoved(_)) |
| 181 | .WillOnce(Return()); |
| 182 | |
| 183 | video_capture_impl_->StopCapture(client.get()); |
| 184 | message_loop_->RunUntilIdle(); |
| 185 | |
| 186 | EXPECT_CALL(*client, OnStarted(_)) |
| 187 | .WillOnce(Return()); |
| 188 | EXPECT_CALL(*client, OnDeviceInfoReceived(_,_)) |
| 189 | .WillOnce(Return()); |
| 190 | |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 191 | video_capture_impl_->StartCapture(client.get(), capability_small_); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 192 | message_loop_->RunUntilIdle(); |
| 193 | |
| 194 | EXPECT_CALL(*client, OnStopped(_)) |
| 195 | .WillOnce(Return()); |
| 196 | EXPECT_CALL(*client, OnRemoved(_)) |
| 197 | .WillOnce(Return()); |
| 198 | |
| 199 | video_capture_impl_->StopCapture(client.get()); |
| 200 | message_loop_->RunUntilIdle(); |
| 201 | } |
| 202 | |
| 203 | TEST_F(VideoCaptureImplTest, LargeAndSmall) { |
| 204 | // Execute SetCapture() and StopCapture() for 2 clients simultaneously. |
| 205 | // The large client starts first and stops first. |
| 206 | scoped_ptr<MockVideoCaptureClient> client_small(new MockVideoCaptureClient); |
| 207 | scoped_ptr<MockVideoCaptureClient> client_large(new MockVideoCaptureClient); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 208 | |
| 209 | EXPECT_CALL(*client_large, OnStarted(_)) |
| 210 | .WillOnce(Return()); |
| 211 | EXPECT_CALL(*client_large, OnDeviceInfoReceived(_,_)) |
| 212 | .WillOnce(Return()); |
| 213 | EXPECT_CALL(*client_small, OnStarted(_)) |
| 214 | .WillOnce(Return()); |
| 215 | EXPECT_CALL(*client_small, OnDeviceInfoReceived(_,_)) |
| 216 | .WillOnce(Return()); |
| 217 | |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 218 | video_capture_impl_->StartCapture(client_large.get(), capability_large_); |
| 219 | video_capture_impl_->StartCapture(client_small.get(), capability_small_); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 220 | message_loop_->RunUntilIdle(); |
| 221 | |
| 222 | EXPECT_CALL(*client_large, OnStopped(_)) |
| 223 | .WillOnce(Return()); |
| 224 | EXPECT_CALL(*client_large, OnRemoved(_)) |
| 225 | .WillOnce(Return()); |
| 226 | EXPECT_CALL(*client_small, OnStopped(_)) |
| 227 | .WillOnce(Return()); |
| 228 | EXPECT_CALL(*client_small, OnRemoved(_)) |
| 229 | .WillOnce(Return()); |
| 230 | |
| 231 | video_capture_impl_->StopCapture(client_large.get()); |
| 232 | video_capture_impl_->StopCapture(client_small.get()); |
| 233 | message_loop_->RunUntilIdle(); |
| 234 | } |
| 235 | |
| 236 | TEST_F(VideoCaptureImplTest, SmallAndLarge) { |
| 237 | // Execute SetCapture() and StopCapture() for 2 clients simultaneously. |
| 238 | // The small client starts first and stops first. |
| 239 | scoped_ptr<MockVideoCaptureClient> client_small(new MockVideoCaptureClient); |
| 240 | scoped_ptr<MockVideoCaptureClient> client_large(new MockVideoCaptureClient); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 241 | |
| 242 | EXPECT_CALL(*client_large, OnStarted(_)) |
| 243 | .WillOnce(Return()); |
| 244 | EXPECT_CALL(*client_large, OnDeviceInfoReceived(_,_)) |
| 245 | .WillOnce(Return()); |
| 246 | EXPECT_CALL(*client_small, OnStarted(_)) |
| 247 | .WillOnce(Return()); |
| 248 | EXPECT_CALL(*client_small, OnDeviceInfoReceived(_,_)) |
| 249 | .Times(AtLeast(1)) |
| 250 | .WillRepeatedly(Return()); |
| 251 | |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 252 | video_capture_impl_->StartCapture(client_small.get(), capability_small_); |
| 253 | video_capture_impl_->StartCapture(client_large.get(), capability_large_); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 254 | message_loop_->RunUntilIdle(); |
| 255 | |
| 256 | EXPECT_CALL(*client_large, OnStopped(_)) |
| 257 | .WillOnce(Return()); |
| 258 | EXPECT_CALL(*client_large, OnRemoved(_)) |
| 259 | .WillOnce(Return()); |
| 260 | EXPECT_CALL(*client_small, OnStopped(_)) |
| 261 | .WillOnce(Return()); |
| 262 | EXPECT_CALL(*client_small, OnRemoved(_)) |
| 263 | .WillOnce(Return()); |
| 264 | |
| 265 | video_capture_impl_->StopCapture(client_small.get()); |
| 266 | video_capture_impl_->StopCapture(client_large.get()); |
| 267 | message_loop_->RunUntilIdle(); |
| 268 | } |
| 269 | |
| 270 | TEST_F(VideoCaptureImplTest, TwoClientsWithSameSize) { |
| 271 | // Execute SetCapture() and StopCapture() for 2 clients simultaneously. |
| 272 | // The client1 starts first and stops first. |
| 273 | scoped_ptr<MockVideoCaptureClient> client1(new MockVideoCaptureClient); |
| 274 | scoped_ptr<MockVideoCaptureClient> client2(new MockVideoCaptureClient); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 275 | |
| 276 | EXPECT_CALL(*client1, OnStarted(_)) |
| 277 | .WillOnce(Return()); |
| 278 | EXPECT_CALL(*client1, OnDeviceInfoReceived(_,_)) |
| 279 | .WillOnce(Return()); |
| 280 | EXPECT_CALL(*client2, OnStarted(_)) |
| 281 | .WillOnce(Return()); |
| 282 | EXPECT_CALL(*client2, OnDeviceInfoReceived(_,_)) |
| 283 | .WillOnce(Return()); |
| 284 | |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 285 | video_capture_impl_->StartCapture(client1.get(), capability_small_); |
| 286 | video_capture_impl_->StartCapture(client2.get(), capability_small_); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 287 | message_loop_->RunUntilIdle(); |
| 288 | |
| 289 | EXPECT_CALL(*client1, OnStopped(_)) |
| 290 | .WillOnce(Return()); |
| 291 | EXPECT_CALL(*client1, OnRemoved(_)) |
| 292 | .WillOnce(Return()); |
| 293 | EXPECT_CALL(*client2, OnStopped(_)) |
| 294 | .WillOnce(Return()); |
| 295 | EXPECT_CALL(*client2, OnRemoved(_)) |
| 296 | .WillOnce(Return()); |
| 297 | |
| 298 | video_capture_impl_->StopCapture(client1.get()); |
| 299 | video_capture_impl_->StopCapture(client2.get()); |
| 300 | message_loop_->RunUntilIdle(); |
| 301 | } |
| 302 | |
| 303 | } // namespace content |