Simplify AudioInputRendererHost IPC interface.

media/audio/audio_input_controller_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.
 
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/test/test_timeouts.h"
@@ skipping 33 matching lines @@
   controller->Close(base::MessageLoop::QuitWhenIdleClosure());
   base::RunLoop().Run();
 }
 
 class MockAudioInputControllerEventHandler
     : public AudioInputController::EventHandler {
  public:
   MockAudioInputControllerEventHandler() {}
 
   MOCK_METHOD1(OnCreated, void(AudioInputController* controller));
-  MOCK_METHOD1(OnRecording, void(AudioInputController* controller));
   MOCK_METHOD2(OnError, void(AudioInputController* controller,
                              AudioInputController::ErrorCode error_code));
   MOCK_METHOD2(OnData,
                void(AudioInputController* controller, const AudioBus* data));
   MOCK_METHOD2(OnLog,
                void(AudioInputController* controller,
                     const std::string& message));
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MockAudioInputControllerEventHandler);
@@ skipping 48 matching lines @@
 
 // Test a normal call sequence of create, record and close.
 TEST_F(AudioInputControllerTest, RecordAndClose) {
   MockAudioInputControllerEventHandler event_handler;
   int count = 0;
 
   // OnCreated() will be called once.
   EXPECT_CALL(event_handler, OnCreated(NotNull()))
       .Times(Exactly(1));
 
-  // OnRecording() will be called only once.
-  EXPECT_CALL(event_handler, OnRecording(NotNull()))
-      .Times(Exactly(1));
-
   // OnData() shall be called ten times.
   EXPECT_CALL(event_handler, OnData(NotNull(), NotNull()))
       .Times(AtLeast(10))
       .WillRepeatedly(CheckCountAndPostQuitTask(
           &count, 10, message_loop_.task_runner()));
 
   AudioParameters params(AudioParameters::AUDIO_FAKE, kChannelLayout,
                          kSampleRate, kBitsPerSample, kSamplesPerPacket);
 
   // Creating the AudioInputController should render an OnCreated() call.
   scoped_refptr<AudioInputController> controller = AudioInputController::Create(
       audio_manager_.get(), &event_handler, params,
       AudioDeviceDescription::kDefaultDeviceId, NULL);
   ASSERT_TRUE(controller.get());
 
-  // Start recording and trigger one OnRecording() call.
   controller->Record();
 
   // Record and wait until ten OnData() callbacks are received.
   base::RunLoop().Run();
 
   // Close the AudioInputController synchronously.
   CloseAudioController(controller.get());
 }
 
 // Test that AudioInputController rejects insanely large packet sizes.
@@ skipping 13 matching lines @@
   scoped_refptr<AudioInputController> controller = AudioInputController::Create(
       audio_manager_.get(), &event_handler, params,
       AudioDeviceDescription::kDefaultDeviceId, NULL);
   ASSERT_FALSE(controller.get());
 }
 
 // Test calling AudioInputController::Close multiple times.
 TEST_F(AudioInputControllerTest, CloseTwice) {
   MockAudioInputControllerEventHandler event_handler;
 
-  // OnRecording() will be called only once.
+  // OnCreated() will be called only once.
   EXPECT_CALL(event_handler, OnCreated(NotNull()));
 
-  // OnRecording() will be called only once.
-  EXPECT_CALL(event_handler, OnRecording(NotNull()))
-      .Times(Exactly(1));
-
   AudioParameters params(AudioParameters::AUDIO_FAKE,
                          kChannelLayout,
                          kSampleRate,
                          kBitsPerSample,
                          kSamplesPerPacket);
   scoped_refptr<AudioInputController> controller = AudioInputController::Create(
       audio_manager_.get(), &event_handler, params,
       AudioDeviceDescription::kDefaultDeviceId, NULL);
   ASSERT_TRUE(controller.get());
 
   controller->Record();
 
   controller->Close(base::MessageLoop::QuitWhenIdleClosure());
   base::RunLoop().Run();
 
   controller->Close(base::MessageLoop::QuitWhenIdleClosure());
   base::RunLoop().Run();
 }
 
 }  // namespace media