content/browser/renderer_host/media/media_stream_manager_unittest.cc

   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 <string>
   6
   7 #include "base/bind.h"
   8 #include "base/command_line.h"
   9 #include "base/message_loop/message_loop.h"
  10 #include "base/run_loop.h"
  11 #include "content/browser/browser_thread_impl.h"
  12 #include "content/browser/renderer_host/media/media_stream_manager.h"
  13 #include "content/browser/renderer_host/media/media_stream_ui_proxy.h"
  14 #include "content/common/media/media_stream_options.h"
  15 #include "content/public/common/content_switches.h"
  16 #include "content/public/test/test_browser_thread_bundle.h"
  17 #include "media/audio/audio_manager_base.h"
  18 #include "media/audio/fake_audio_log_factory.h"
  19 #include "media/base/media_switches.h"
  20 #include "testing/gmock/include/gmock/gmock.h"
  21 #include "testing/gtest/include/gtest/gtest.h"
  22
  23 #if defined(USE_ALSA)
  24 #include "media/audio/alsa/audio_manager_alsa.h"
  25 #elif defined(OS_ANDROID)
  26 #include "media/audio/android/audio_manager_android.h"
  27 #elif defined(OS_MACOSX)
  28 #include "media/audio/mac/audio_manager_mac.h"
  29 #elif defined(OS_WIN)
  30 #include "media/audio/win/audio_manager_win.h"
  31 #else
  32 #include "media/audio/fake_audio_manager.h"
  33 #endif
  34
  35 using testing::_;
  36
  37 namespace content {
  38
  39 #if defined(USE_ALSA)
  40 typedef media::AudioManagerAlsa AudioManagerPlatform;
  41 #elif defined(OS_MACOSX)
  42 typedef media::AudioManagerMac AudioManagerPlatform;
  43 #elif defined(OS_WIN)
  44 typedef media::AudioManagerWin AudioManagerPlatform;
  45 #elif defined(OS_ANDROID)
  46 typedef media::AudioManagerAndroid AudioManagerPlatform;
  47 #else
  48 typedef media::FakeAudioManager AudioManagerPlatform;
  49 #endif
  50
  51
  52 // This class mocks the audio manager and overrides the
  53 // GetAudioInputDeviceNames() method to ensure that we can run our tests on
  54 // the buildbots. media::AudioManagerBase
  55 class MockAudioManager : public AudioManagerPlatform {
  56  public:
  57   MockAudioManager() : AudioManagerPlatform(&fake_audio_log_factory_) {}
  58   ~MockAudioManager() override {}
  59
  60   void GetAudioInputDeviceNames(
  61       media::AudioDeviceNames* device_names) override {
  62     DCHECK(device_names->empty());
  63     if (HasAudioInputDevices()) {
  64       AudioManagerBase::GetAudioInputDeviceNames(device_names);
  65     } else {
  66       device_names->push_back(media::AudioDeviceName("fake_device_name",
  67                                                      "fake_device_id"));
  68     }
  69   }
  70
  71  private:
  72   media::FakeAudioLogFactory fake_audio_log_factory_;
  73   DISALLOW_COPY_AND_ASSIGN(MockAudioManager);
  74 };
  75
  76 class MediaStreamManagerTest : public ::testing::Test {
  77  public:
  78   MediaStreamManagerTest()
  79       : thread_bundle_(content::TestBrowserThreadBundle::IO_MAINLOOP),
  80         message_loop_(base::MessageLoopProxy::current()) {
  81     // Create our own MediaStreamManager. Use fake devices to run on the bots.
  82     base::CommandLine::ForCurrentProcess()->AppendSwitch(
  83         switches::kUseFakeDeviceForMediaStream);
  84     audio_manager_.reset(new MockAudioManager());
  85     media_stream_manager_.reset(new MediaStreamManager(audio_manager_.get()));
  86 }
  87
  88   virtual ~MediaStreamManagerTest() {
  89   }
  90
  91   MOCK_METHOD1(Response, void(int index));
  92   void ResponseCallback(int index,
  93                         const MediaStreamDevices& devices,
  94                         scoped_ptr<MediaStreamUIProxy> ui_proxy) {
  95     Response(index);
  96     message_loop_->PostTask(FROM_HERE, run_loop_.QuitClosure());
  97   }
  98
  99  protected:
 100   std::string MakeMediaAccessRequest(int index) {
 101     const int render_process_id = 1;
 102     const int render_frame_id = 1;
 103     const int page_request_id = 1;
 104     const GURL security_origin;
 105     MediaStreamManager::MediaRequestResponseCallback callback =
 106         base::Bind(&MediaStreamManagerTest::ResponseCallback,
 107                    base::Unretained(this), index);
 108     StreamOptions options(true, true);
 109     return media_stream_manager_->MakeMediaAccessRequest(render_process_id,
 110                                                          render_frame_id,
 111                                                          page_request_id,
 112                                                          options,
 113                                                          security_origin,
 114                                                          callback);
 115   }
 116
 117   scoped_ptr<media::AudioManager> audio_manager_;
 118   scoped_ptr<MediaStreamManager> media_stream_manager_;
 119   content::TestBrowserThreadBundle thread_bundle_;
 120   scoped_refptr<base::MessageLoopProxy> message_loop_;
 121   base::RunLoop run_loop_;
 122
 123  private:
 124   DISALLOW_COPY_AND_ASSIGN(MediaStreamManagerTest);
 125 };
 126
 127 TEST_F(MediaStreamManagerTest, MakeMediaAccessRequest) {
 128   MakeMediaAccessRequest(0);
 129
 130   // Expecting the callback will be triggered and quit the test.
 131   EXPECT_CALL(*this, Response(0));
 132   run_loop_.Run();
 133 }
 134
 135 TEST_F(MediaStreamManagerTest, MakeAndCancelMediaAccessRequest) {
 136   std::string label = MakeMediaAccessRequest(0);
 137   // No callback is expected.
 138   media_stream_manager_->CancelRequest(label);
 139   run_loop_.RunUntilIdle();
 140   media_stream_manager_->WillDestroyCurrentMessageLoop();
 141 }
 142
 143 TEST_F(MediaStreamManagerTest, MakeMultipleRequests) {
 144   // First request.
 145   std::string label1 =  MakeMediaAccessRequest(0);
 146
 147   // Second request.
 148   int render_process_id = 2;
 149   int render_frame_id = 2;
 150   int page_request_id = 2;
 151   GURL security_origin;
 152   StreamOptions options(true, true);
 153   MediaStreamManager::MediaRequestResponseCallback callback =
 154       base::Bind(&MediaStreamManagerTest::ResponseCallback,
 155                  base::Unretained(this), 1);
 156   std::string label2 = media_stream_manager_->MakeMediaAccessRequest(
 157       render_process_id,
 158       render_frame_id,
 159       page_request_id,
 160       options,
 161       security_origin,
 162       callback);
 163
 164   // Expecting the callbackS from requests will be triggered and quit the test.
 165   // Note, the callbacks might come in a different order depending on the
 166   // value of labels.
 167   EXPECT_CALL(*this, Response(0));
 168   EXPECT_CALL(*this, Response(1));
 169   run_loop_.Run();
 170 }
 171
 172 TEST_F(MediaStreamManagerTest, MakeAndCancelMultipleRequests) {
 173   std::string label1 = MakeMediaAccessRequest(0);
 174   std::string label2 = MakeMediaAccessRequest(1);
 175   media_stream_manager_->CancelRequest(label1);
 176
 177   // Expecting the callback from the second request will be triggered and
 178   // quit the test.
 179   EXPECT_CALL(*this, Response(1));
 180   run_loop_.Run();
 181 }
 182
 183 }  // namespace content