Pass camera facing info to audio client

content/browser/renderer_host/media/audio_output_delegate_unittest.cc

 // Copyright 2016 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.
 
 #include "content/browser/renderer_host/media/audio_output_delegate.h"
 
 #include <stdint.h>
 
 #include <memory>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
+#include "component/arc/video_facing.h"
 #include "content/browser/audio_manager_thread.h"
 #include "content/browser/media/capture/audio_mirroring_manager.h"
 #include "content/browser/renderer_host/media/media_stream_manager.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/media_observer.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "media/audio/fake_audio_log_factory.h"
 #include "media/audio/fake_audio_manager.h"
 #include "media/base/media_switches.h"
 #include "testing/gmock/include/gmock/gmock.h"
@@ skipping 62 matching lines @@
  public:
   // AudioOutputSteam implementation:
   bool Open() override { return true; }
   void Start(AudioSourceCallback* cb) override {}
   void Stop() override {}
   void SetVolume(double volume) override {}
   void GetVolume(double* volume) override { *volume = 1; }
   void Close() override {}
 };
 
+class MockVideoCaptureObserver : public component::VideoCaptureObserver {
+ public:
+  MOCK_METHOD1(OnVideoCaptureStarted, void(component::VideoFacingMode));
+  MOCK_METHOD1(OnVideoCaptureStopped, void(component::VideoFacingMode));
+};
+
 }  // namespace
 
 class AudioOutputDelegateTest : public testing::Test {
  public:
   AudioOutputDelegateTest() {
     base::CommandLine::ForCurrentProcess()->AppendSwitch(
         switches::kUseFakeDeviceForMediaStream);
 
     // This test uses real UI, IO and audio threads.
     // AudioOutputDelegate mainly interacts with the IO and audio threads,
     // but interacts with UI for bad messages, so using these threads should
     // approximate the real conditions of AudioOutputDelegate well.
     thread_bundle_ = base::MakeUnique<TestBrowserThreadBundle>(
         TestBrowserThreadBundle::Options::REAL_IO_THREAD);
     audio_thread_ = base::MakeUnique<AudioManagerThread>();
 
     audio_manager_.reset(new media::FakeAudioManager(
         audio_thread_->task_runner(), audio_thread_->worker_task_runner(),
         &log_factory_));
     media_stream_manager_ =
-        base::MakeUnique<MediaStreamManager>(audio_manager_.get());
+        base::MakeUnique<MediaStreamManager>(audio_manager_.get(), new MockVideoCaptureObserver());
   }
 
   // Test bodies are here, so that we can run them on the IO thread.
   void CreateTest(base::Closure done) {
     EXPECT_CALL(media_observer_,
                 OnCreatingAudioStream(kRenderProcessId, kRenderFrameId));
     EXPECT_CALL(event_handler_,
                 OnStreamCreated(kStreamId, NotNull(), NotNull()));
     EXPECT_CALL(mirroring_manager_,
                 AddDiverter(kRenderProcessId, kRenderFrameId, NotNull()));
@@ skipping 451 matching lines @@
 TEST_F(AudioOutputDelegateTest, ErrorAndDestroy) {
   base::RunLoop l;
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&AudioOutputDelegateTest::PlayAndDestroyTest,
                  base::Unretained(this), l.QuitClosure()));
   l.Run();
 }
 
 }  // namespace content