Begin adding support for tab mirroring via the MediaStream audio/video capturing

content/browser/renderer_host/media/video_capture_manager_unittest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Unit test for VideoCaptureManager.
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/process_util.h"
 #include "content/browser/browser_thread_impl.h"
 #include "content/browser/renderer_host/media/media_stream_provider.h"
 #include "content/browser/renderer_host/media/video_capture_manager.h"
 #include "content/common/media/media_stream_options.h"
+#include "content/public/common/media_stream_request.h"
 #include "media/video/capture/video_capture_device.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using ::testing::_;
 using ::testing::AnyNumber;
 using ::testing::InSequence;
 using ::testing::Return;
 using content::BrowserThread;
 
@@ skipping 48 matching lines @@
  public:
   VideoCaptureManagerTest() {}
   virtual ~VideoCaptureManagerTest() {}
 
  protected:
   virtual void SetUp() OVERRIDE {
     listener_.reset(new media_stream::MockMediaStreamProviderListener());
     message_loop_.reset(new MessageLoop(MessageLoop::TYPE_IO));
     io_thread_.reset(new BrowserThreadImpl(BrowserThread::IO,
                                            message_loop_.get()));
-    vcm_ = new media_stream::VideoCaptureManager();
+    vcm_ = new media_stream::VideoCaptureManager(
+        content::MEDIA_DEVICE_VIDEO_CAPTURE);
     vcm_->UseFakeDevice();
     vcm_->Register(listener_.get(), message_loop_->message_loop_proxy());
     frame_observer_.reset(new MockFrameObserver());
   }
 
   virtual void TearDown() OVERRIDE {}
 
   scoped_refptr<media_stream::VideoCaptureManager> vcm_;
   scoped_ptr<media_stream::MockMediaStreamProviderListener> listener_;
   scoped_ptr<MessageLoop> message_loop_;
   scoped_ptr<BrowserThreadImpl> io_thread_;
   scoped_ptr<MockFrameObserver> frame_observer_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(VideoCaptureManagerTest);
 };
 
 // Test cases
 
 // Try to open, start, stop and close a device.
 TEST_F(VideoCaptureManagerTest, CreateAndClose) {
   InSequence s;
   EXPECT_CALL(*listener_, DevicesEnumerated(_))
       .Times(1);
   EXPECT_CALL(*listener_,
-              Opened(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE, _))
+              Opened(content::MEDIA_DEVICE_VIDEO_CAPTURE, _))
       .Times(1);
   EXPECT_CALL(*listener_,
-              Closed(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE, _))
+              Closed(content::MEDIA_DEVICE_VIDEO_CAPTURE, _))
       .Times(1);
 
   vcm_->EnumerateDevices();
 
   // Wait to get device callback.
   message_loop_->RunAllPending();
 
   int video_session_id = vcm_->Open(listener_->devices_.front());
 
   media::VideoCaptureParams capture_params;
@@ skipping 10 matching lines @@
   message_loop_->RunAllPending();
   vcm_->Unregister();
 }
 
 // Open the same device twice.
 TEST_F(VideoCaptureManagerTest, OpenTwice) {
   InSequence s;
   EXPECT_CALL(*listener_, DevicesEnumerated(_))
       .Times(1);
   EXPECT_CALL(*listener_,
-              Opened(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE, _))
+              Opened(content::MEDIA_DEVICE_VIDEO_CAPTURE, _))
       .Times(2);
   EXPECT_CALL(*listener_,
-              Closed(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE, _))
+              Closed(content::MEDIA_DEVICE_VIDEO_CAPTURE, _))
       .Times(2);
 
   vcm_->EnumerateDevices();
 
   // Wait to get device callback.
   message_loop_->RunAllPending();
 
   int video_session_id_first = vcm_->Open(listener_->devices_.front());
 
   // This should trigger an error callback with error code
   // 'kDeviceAlreadyInUse'.
   int video_session_id_second = vcm_->Open(listener_->devices_.front());
   EXPECT_NE(video_session_id_first, video_session_id_second);
 
   vcm_->Close(video_session_id_first);
   vcm_->Close(video_session_id_second);
 
   // Wait to check callbacks before removing the listener.
   message_loop_->RunAllPending();
   vcm_->Unregister();
 }
 
 // Open two different devices.
 TEST_F(VideoCaptureManagerTest, OpenTwo) {
   InSequence s;
   EXPECT_CALL(*listener_, DevicesEnumerated(_))
       .Times(1);
   EXPECT_CALL(*listener_,
-              Opened(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE, _))
+              Opened(content::MEDIA_DEVICE_VIDEO_CAPTURE, _))
       .Times(2);
   EXPECT_CALL(*listener_,
-              Closed(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE, _))
+              Closed(content::MEDIA_DEVICE_VIDEO_CAPTURE, _))
       .Times(2);
 
   vcm_->EnumerateDevices();
 
   // Wait to get device callback.
   message_loop_->RunAllPending();
 
   media_stream::StreamDeviceInfoArray::iterator it =
       listener_->devices_.begin();
 
   int video_session_id_first = vcm_->Open(*it);
   ++it;
   int video_session_id_second = vcm_->Open(*it);
 
   vcm_->Close(video_session_id_first);
   vcm_->Close(video_session_id_second);
 
   // Wait to check callbacks before removing the listener.
   message_loop_->RunAllPending();
   vcm_->Unregister();
 }
 
 // Try open a non-existing device.
 TEST_F(VideoCaptureManagerTest, OpenNotExisting) {
   InSequence s;
   EXPECT_CALL(*listener_, DevicesEnumerated(_))
       .Times(1);
-  EXPECT_CALL(*listener_, Error(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE,
-                                _, media_stream::kDeviceNotAvailable))
+  EXPECT_CALL(*listener_,
+              Error(content::MEDIA_DEVICE_VIDEO_CAPTURE,
+                    _, media_stream::kDeviceNotAvailable))
       .Times(1);
 
   vcm_->EnumerateDevices();
 
   // Wait to get device callback.
   message_loop_->RunAllPending();
 
   media_stream::MediaStreamType stream_type =
-      content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE;
+      content::MEDIA_DEVICE_VIDEO_CAPTURE;
   std::string device_name("device_doesnt_exist");
   std::string device_id("id_doesnt_exist");
   media_stream::StreamDeviceInfo dummy_device(stream_type, device_name,
                                               device_id, false);
 
   // This should fail with error code 'kDeviceNotAvailable'.
   vcm_->Open(dummy_device);
 
   // Wait to check callbacks before removing the listener.
   message_loop_->RunAllPending();
   vcm_->Unregister();
 }
 
 // Start a device using "magic" id, i.e. call Start without calling Open.
 TEST_F(VideoCaptureManagerTest, StartUsingId) {
   InSequence s;
   EXPECT_CALL(*listener_,
-              Opened(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE, _))
+              Opened(content::MEDIA_DEVICE_VIDEO_CAPTURE, _))
       .Times(1);
   EXPECT_CALL(*listener_,
-              Closed(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE, _))
+              Closed(content::MEDIA_DEVICE_VIDEO_CAPTURE, _))
       .Times(1);
 
   media::VideoCaptureParams capture_params;
   capture_params.session_id =
       media_stream::VideoCaptureManager::kStartOpenSessionId;
   capture_params.width = 320;
   capture_params.height = 240;
   capture_params.frame_per_second = 30;
 
   // Start shall trigger the Open callback.
   vcm_->Start(capture_params, frame_observer_.get());
 
   // Stop shall trigger the Close callback
   vcm_->Stop(media_stream::VideoCaptureManager::kStartOpenSessionId,
              base::Closure());
 
   // Wait to check callbacks before removing the listener.
   message_loop_->RunAllPending();
   vcm_->Unregister();
 }
 
 // Open and start a device, close it before calling Stop.
 TEST_F(VideoCaptureManagerTest, CloseWithoutStop) {
   InSequence s;
   EXPECT_CALL(*listener_, DevicesEnumerated(_))
       .Times(1);
   EXPECT_CALL(*listener_,
-              Opened(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE, _))
+              Opened(content::MEDIA_DEVICE_VIDEO_CAPTURE, _))
       .Times(1);
   EXPECT_CALL(*listener_,
-              Closed(content::MEDIA_STREAM_DEVICE_TYPE_VIDEO_CAPTURE, _))
+              Closed(content::MEDIA_DEVICE_VIDEO_CAPTURE, _))
       .Times(1);
 
   vcm_->EnumerateDevices();
 
   // Wait to get device callback.
   message_loop_->RunAllPending();
 
   int video_session_id = vcm_->Open(listener_->devices_.front());
 
   media::VideoCaptureParams capture_params;
   capture_params.session_id = video_session_id;
   capture_params.width = 320;
   capture_params.height = 240;
   capture_params.frame_per_second = 30;
   vcm_->Start(capture_params, frame_observer_.get());
 
   // Close will stop the running device, an assert will be triggered in
   // VideoCaptureManager destructor otherwise.
   vcm_->Close(video_session_id);
   vcm_->Stop(video_session_id, base::Closure());
 
   // Wait to check callbacks before removing the listener
   message_loop_->RunAllPending();
   vcm_->Unregister();
 }
 
 }  // namespace