Pass camera facing info to audio client

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 "content/browser/renderer_host/media/video_capture_manager.h"
 
 #include <stdint.h>
 
 #include <algorithm>
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/memory/ref_counted.h"
 #include "base/run_loop.h"
 #include "base/threading/thread_task_runner_handle.h"
+#include "component/arc/video_facing.h"
 #include "content/browser/renderer_host/media/media_stream_provider.h"
 #include "content/browser/renderer_host/media/video_capture_controller_event_handler.h"
 #include "content/common/media/media_stream_options.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "media/capture/video/fake_video_capture_device_factory.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using ::testing::_;
 using ::testing::AnyNumber;
@@ skipping 111 matching lines @@
                        int length, int buffer_id) override {}
   void OnBufferDestroyed(VideoCaptureControllerID id, int buffer_id) override {}
   void OnBufferReady(VideoCaptureControllerID id,
                      int buffer_id,
                      const scoped_refptr<media::VideoFrame>& frame) override {}
   void OnEnded(VideoCaptureControllerID id) override {}
 
   void OnGotControllerCallback(VideoCaptureControllerID) {}
 };
 
+class MockVideoCaptureObserver : public component::VideoCaptureObserver {
+ public:
+  MOCK_METHOD1(OnVideoCaptureStarted, void(component::VideoFacingMode));
+  MOCK_METHOD1(OnVideoCaptureStopped, void(component::VideoFacingMode));
+};
+
 }  // namespace
 
 // Test class
 class VideoCaptureManagerTest : public testing::Test {
  public:
   VideoCaptureManagerTest() : next_client_id_(1) {}
   ~VideoCaptureManagerTest() override {}
 
   void HandleEnumerationResult(
       const base::Closure& quit_closure,
       const media::VideoCaptureDeviceDescriptors& descriptors) {
     StreamDeviceInfoArray devices;
     for (const auto& descriptor : descriptors) {
       devices.emplace_back(MEDIA_DEVICE_VIDEO_CAPTURE,
                            descriptor.GetNameAndModel(), descriptor.device_id);
     }
     devices_ = std::move(devices);
     quit_closure.Run();
   }
 
  protected:
   void SetUp() override {
     listener_.reset(new MockMediaStreamProviderListener());
     vcm_ = new VideoCaptureManager(
         std::unique_ptr<media::VideoCaptureDeviceFactory>(
-            new WrappedDeviceFactory()));
+            new WrappedDeviceFactory()),
+        new MockVideoCaptureObserver());
     video_capture_device_factory_ = static_cast<WrappedDeviceFactory*>(
         vcm_->video_capture_device_factory());
     const int32_t kNumberOfFakeDevices = 2;
     video_capture_device_factory_->set_number_of_devices(kNumberOfFakeDevices);
     vcm_->Register(listener_.get(), base::ThreadTaskRunnerHandle::Get());
     frame_observer_.reset(new MockFrameObserver());
 
     base::RunLoop run_loop;
     vcm_->EnumerateDevices(
         base::Bind(&VideoCaptureManagerTest::HandleEnumerationResult,
@@ skipping 432 matching lines @@
   // Wait to check callbacks before removing the listener.
   base::RunLoop().RunUntilIdle();
   vcm_->Unregister();
 }
 #endif
 
 // TODO(mcasas): Add a test to check consolidation of the supported formats
 // provided by the device when http://crbug.com/323913 is closed.
 
 }  // namespace content