Add flag --require-audio-hardware-for-testing.

media/audio/mac/audio_auhal_mac_unittest.cc

 // Copyright 2013 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 "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/synchronization/waitable_event.h"
 #include "media/audio/audio_io.h"
 #include "media/audio/audio_manager.h"
+#include "media/audio/audio_unittest_utils.h"
 #include "media/audio/mock_audio_source_callback.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using testing::_;
 using testing::DoAll;
 using testing::Return;
 
 // TODO(crogers): Most of these tests can be made platform agnostic.
 // http://crbug.com/223242
@@ skipping 17 matching lines @@
     base::RunLoop().RunUntilIdle();
   }
 
   ~AUHALStreamTest() override { base::RunLoop().RunUntilIdle(); }
 
   AudioOutputStream* Create() {
     return manager_->MakeAudioOutputStream(
         manager_->GetDefaultOutputStreamParameters(), "");
   }
 
-  bool CanRunAudioTests() {
+  bool OutputDevicesAvailable() {
     return manager_->HasAudioOutputDevices();
   }
 
  protected:
   base::MessageLoop message_loop_;
   scoped_ptr<AudioManager> manager_;
   MockAudioSourceCallback source_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AUHALStreamTest);
 };
 
 TEST_F(AUHALStreamTest, HardwareSampleRate) {
-  if (!CanRunAudioTests())
-    return;
+  ABORT_AUDIO_TEST_IF_NOT(OutputDevicesAvailable());
   const AudioParameters preferred_params =
       manager_->GetDefaultOutputStreamParameters();
   EXPECT_GE(preferred_params.sample_rate(), 16000);
   EXPECT_LE(preferred_params.sample_rate(), 192000);
 }
 
 TEST_F(AUHALStreamTest, CreateClose) {
-  if (!CanRunAudioTests())
-    return;
+  ABORT_AUDIO_TEST_IF_NOT(OutputDevicesAvailable());
   Create()->Close();
 }
 
 TEST_F(AUHALStreamTest, CreateOpenClose) {
-  if (!CanRunAudioTests())
-    return;
+  ABORT_AUDIO_TEST_IF_NOT(OutputDevicesAvailable());
   AudioOutputStream* stream = Create();
   EXPECT_TRUE(stream->Open());
   stream->Close();
 }
 
 TEST_F(AUHALStreamTest, CreateOpenStartStopClose) {
-  if (!CanRunAudioTests())
-    return;
+  ABORT_AUDIO_TEST_IF_NOT(OutputDevicesAvailable());
 
   AudioOutputStream* stream = Create();
   EXPECT_TRUE(stream->Open());
 
   // Wait for the first data callback from the OS.
   base::WaitableEvent event(false, false);
   EXPECT_CALL(source_, OnMoreData(_, _))
       .WillOnce(DoAll(ZeroBuffer(), SignalEvent(&event), Return(0)));
   EXPECT_CALL(source_, OnError(_)).Times(0);
   stream->Start(&source_);
   event.Wait();
 
   stream->Stop();
   stream->Close();
 }
 
 }  // namespace media