Ensures that audio tasks cannot run after AudioManager is deleted.

media/audio/android/audio_android_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 <stdint.h>
 
 #include <memory>
 
 #include "base/android/build_info.h"
 #include "base/bind.h"
 #include "base/files/file_util.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
 #include "base/run_loop.h"
 #include "base/strings/stringprintf.h"
 #include "base/synchronization/lock.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/test/test_timeouts.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/time/time.h"
 #include "build/build_config.h"
 #include "media/audio/android/audio_manager_android.h"
 #include "media/audio/audio_device_description.h"
 #include "media/audio/audio_io.h"
 #include "media/audio/audio_unittest_util.h"
 #include "media/audio/mock_audio_source_callback.h"
+#include "media/audio/test_audio_thread.h"
 #include "media/base/decoder_buffer.h"
 #include "media/base/seekable_buffer.h"
 #include "media/base/test_data_util.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using ::testing::_;
 using ::testing::AtLeast;
 using ::testing::DoAll;
 using ::testing::Invoke;
@@ skipping 377 matching lines @@
   bool started_;
 
   DISALLOW_COPY_AND_ASSIGN(FullDuplexAudioSinkSource);
 };
 
 // Test fixture class for tests which only exercise the output path.
 class AudioAndroidOutputTest : public testing::Test {
  public:
   AudioAndroidOutputTest()
       : loop_(new base::MessageLoopForUI()),
-        audio_manager_(AudioManager::CreateForTesting(loop_->task_runner())),
+        audio_manager_(AudioManager::CreateForTesting(
+            base::MakeUnique<TestAudioThread>())),
         audio_output_stream_(NULL) {
     // Flush the message loop to ensure that AudioManager is fully initialized.
     base::RunLoop().RunUntilIdle();
   }
 
   ~AudioAndroidOutputTest() override {
-    audio_manager_.reset();
+    audio_manager_->Shutdown();
     base::RunLoop().RunUntilIdle();
   }
 
  protected:
   AudioManager* audio_manager() { return audio_manager_.get(); }
   const AudioParameters& audio_output_parameters() {
     return audio_output_parameters_;
   }
 
   // Synchronously runs the provided callback/closure on the audio thread.
@@ skipping 127 matching lines @@
   }
 
   void StopAndClose() {
     DCHECK(audio_manager()->GetTaskRunner()->BelongsToCurrentThread());
     audio_output_stream_->Stop();
     audio_output_stream_->Close();
     audio_output_stream_ = NULL;
   }
 
   std::unique_ptr<base::MessageLoopForUI> loop_;
-  ScopedAudioManagerPtr audio_manager_;
+  std::unique_ptr<AudioManager> audio_manager_;
   AudioParameters audio_output_parameters_;
   AudioOutputStream* audio_output_stream_;
   base::TimeTicks start_time_;
   base::TimeTicks end_time_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AudioAndroidOutputTest);
 };
 
 // Test fixture class for tests which exercise the input path, or both input and
@@ skipping 372 matching lines @@
   printf("\n");
   StopAndCloseAudioOutputStreamOnAudioThread();
   StopAndCloseAudioInputStreamOnAudioThread();
 }
 
 INSTANTIATE_TEST_CASE_P(AudioAndroidInputTest,
                         AudioAndroidInputTest,
                         testing::Bool());
 
 }  // namespace media