Migrate webkit/renderer/media/ to content/renderer/media/.

webkit/renderer/media/webaudiosourceprovider_impl_unittest.cc

Index: webkit/renderer/media/webaudiosourceprovider_impl_unittest.cc
diff --git a/webkit/renderer/media/webaudiosourceprovider_impl_unittest.cc b/webkit/renderer/media/webaudiosourceprovider_impl_unittest.cc
deleted file mode 100644
index 00de2fc0b47b5cba99fdb4934c203413533aa4d6..0000000000000000000000000000000000000000
--- a/webkit/renderer/media/webaudiosourceprovider_impl_unittest.cc
+++ /dev/null
@@ -1,221 +0,0 @@
-// 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 "media/audio/audio_parameters.h"
-#include "media/base/fake_audio_render_callback.h"
-#include "media/base/mock_audio_renderer_sink.h"
-#include "testing/gmock/include/gmock/gmock.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/WebKit/public/web/WebAudioSourceProviderClient.h"
-#include "webkit/renderer/media/webaudiosourceprovider_impl.h"
-
-namespace webkit_media {
-
-namespace {
-const float kTestVolume = 0.25;
-}  // namespace
-
-class WebAudioSourceProviderImplTest
-    : public testing::Test,
-      public WebKit::WebAudioSourceProviderClient {
- public:
-  WebAudioSourceProviderImplTest()
-      : params_(media::AudioParameters::AUDIO_PCM_LINEAR,
-                media::CHANNEL_LAYOUT_STEREO, 48000, 16, 64),
-        fake_callback_(0.1),
-        mock_sink_(new media::MockAudioRendererSink()),
-        wasp_impl_(new WebAudioSourceProviderImpl(mock_sink_)) {
-  }
-
-  virtual ~WebAudioSourceProviderImplTest() {}
-
-  void CallAllSinkMethodsAndVerify(bool verify) {
-    testing::InSequence s;
-
-    EXPECT_CALL(*mock_sink_.get(), Start()).Times(verify);
-    wasp_impl_->Start();
-
-    EXPECT_CALL(*mock_sink_.get(), Play()).Times(verify);
-    wasp_impl_->Play();
-
-    EXPECT_CALL(*mock_sink_.get(), Pause()).Times(verify);
-    wasp_impl_->Pause();
-
-    EXPECT_CALL(*mock_sink_.get(), SetVolume(kTestVolume)).Times(verify);
-    wasp_impl_->SetVolume(kTestVolume);
-
-    EXPECT_CALL(*mock_sink_.get(), Stop()).Times(verify);
-    wasp_impl_->Stop();
-
-    testing::Mock::VerifyAndClear(mock_sink_.get());
-  }
-
-  void SetClient(WebKit::WebAudioSourceProviderClient* client) {
-    testing::InSequence s;
-
-    if (client) {
-      EXPECT_CALL(*mock_sink_.get(), Stop());
-      EXPECT_CALL(*this, setFormat(params_.channels(), params_.sample_rate()));
-    }
-    wasp_impl_->setClient(client);
-
-    testing::Mock::VerifyAndClear(mock_sink_.get());
-    testing::Mock::VerifyAndClear(this);
-  }
-
-  bool CompareBusses(const media::AudioBus* bus1, const media::AudioBus* bus2) {
-    EXPECT_EQ(bus1->channels(), bus2->channels());
-    EXPECT_EQ(bus1->frames(), bus2->frames());
-    for (int ch = 0; ch < bus1->channels(); ++ch) {
-      if (memcmp(bus1->channel(ch), bus2->channel(ch),
-                 sizeof(*bus1->channel(ch)) * bus1->frames()) != 0) {
-        return false;
-      }
-    }
-    return true;
-  }
-
-  // WebKit::WebAudioSourceProviderClient implementation.
-  MOCK_METHOD2(setFormat, void(size_t numberOfChannels, float sampleRate));
-
- protected:
-  media::AudioParameters params_;
-  media::FakeAudioRenderCallback fake_callback_;
-  scoped_refptr<media::MockAudioRendererSink> mock_sink_;
-  scoped_refptr<WebAudioSourceProviderImpl> wasp_impl_;
-
-  DISALLOW_COPY_AND_ASSIGN(WebAudioSourceProviderImplTest);
-};
-
-TEST_F(WebAudioSourceProviderImplTest, SetClientBeforeInitialize) {
-  // setClient() with a NULL client should do nothing if no client is set.
-  wasp_impl_->setClient(NULL);
-
-  EXPECT_CALL(*mock_sink_.get(), Stop());
-  wasp_impl_->setClient(this);
-
-  // When Initialize() is called after setClient(), the params should propagate
-  // to the client via setFormat() during the call.
-  EXPECT_CALL(*this, setFormat(params_.channels(), params_.sample_rate()));
-  wasp_impl_->Initialize(params_, &fake_callback_);
-
-  // setClient() with the same client should do nothing.
-  wasp_impl_->setClient(this);
-}
-
-// Verify AudioRendererSink functionality w/ and w/o a client.
-TEST_F(WebAudioSourceProviderImplTest, SinkMethods) {
-  wasp_impl_->Initialize(params_, &fake_callback_);
-  ASSERT_EQ(mock_sink_->callback(), &fake_callback_);
-
-  // Without a client all WASP calls should fall through to the underlying sink.
-  CallAllSinkMethodsAndVerify(true);
-
-  // With a client no calls should reach the Stop()'d sink.  Also, setClient()
-  // should propagate the params provided during Initialize() at call time.
-  SetClient(this);
-  CallAllSinkMethodsAndVerify(false);
-
-  // Removing the client should cause WASP to revert to the underlying sink.
-  EXPECT_CALL(*mock_sink_.get(), SetVolume(kTestVolume));
-  SetClient(NULL);
-  CallAllSinkMethodsAndVerify(true);
-}
-
-// Verify underlying sink state is restored after client removal.
-TEST_F(WebAudioSourceProviderImplTest, SinkStateRestored) {
-  wasp_impl_->Initialize(params_, &fake_callback_);
-
-  // Verify state set before the client is set propagates back afterward.
-  EXPECT_CALL(*mock_sink_.get(), Start());
-  wasp_impl_->Start();
-  SetClient(this);
-
-  EXPECT_CALL(*mock_sink_.get(), SetVolume(1.0));
-  EXPECT_CALL(*mock_sink_.get(), Start());
-  SetClient(NULL);
-
-  // Verify state set while the client was attached propagates back afterward.
-  SetClient(this);
-  wasp_impl_->Play();
-  wasp_impl_->SetVolume(kTestVolume);
-
-  EXPECT_CALL(*mock_sink_.get(), SetVolume(kTestVolume));
-  EXPECT_CALL(*mock_sink_.get(), Start());
-  EXPECT_CALL(*mock_sink_.get(), Play());
-  SetClient(NULL);
-}
-
-// Test the AudioRendererSink state machine and its effects on provideInput().
-TEST_F(WebAudioSourceProviderImplTest, ProvideInput) {
-  scoped_ptr<media::AudioBus> bus1 = media::AudioBus::Create(params_);
-  scoped_ptr<media::AudioBus> bus2 = media::AudioBus::Create(params_);
-
-  // Point the WebVector into memory owned by |bus1|.
-  WebKit::WebVector<float*> audio_data(static_cast<size_t>(bus1->channels()));
-  for (size_t i = 0; i < audio_data.size(); ++i)
-    audio_data[i] = bus1->channel(i);
-
-  // Verify provideInput() works before Initialize() and returns silence.
-  bus1->channel(0)[0] = 1;
-  bus2->Zero();
-  wasp_impl_->provideInput(audio_data, params_.frames_per_buffer());
-  ASSERT_TRUE(CompareBusses(bus1.get(), bus2.get()));
-
-  wasp_impl_->Initialize(params_, &fake_callback_);
-  SetClient(this);
-
-  // Verify provideInput() is muted prior to Start() and no calls to the render
-  // callback have occurred.
-  bus1->channel(0)[0] = 1;
-  bus2->Zero();
-  wasp_impl_->provideInput(audio_data, params_.frames_per_buffer());
-  ASSERT_TRUE(CompareBusses(bus1.get(), bus2.get()));
-  ASSERT_EQ(fake_callback_.last_audio_delay_milliseconds(), -1);
-
-  wasp_impl_->Start();
-
-  // Ditto for Play().
-  bus1->channel(0)[0] = 1;
-  wasp_impl_->provideInput(audio_data, params_.frames_per_buffer());
-  ASSERT_TRUE(CompareBusses(bus1.get(), bus2.get()));
-  ASSERT_EQ(fake_callback_.last_audio_delay_milliseconds(), -1);
-
-  wasp_impl_->Play();
-
-  // Now we should get real audio data.
-  wasp_impl_->provideInput(audio_data, params_.frames_per_buffer());
-  ASSERT_FALSE(CompareBusses(bus1.get(), bus2.get()));
-
-  // Ensure volume adjustment is working.
-  fake_callback_.reset();
-  fake_callback_.Render(bus2.get(), 0);
-  bus2->Scale(kTestVolume);
-
-  fake_callback_.reset();
-  wasp_impl_->SetVolume(kTestVolume);
-  wasp_impl_->provideInput(audio_data, params_.frames_per_buffer());
-  ASSERT_TRUE(CompareBusses(bus1.get(), bus2.get()));
-
-  // Pause should return to silence.
-  wasp_impl_->Pause();
-  bus1->channel(0)[0] = 1;
-  bus2->Zero();
-  wasp_impl_->provideInput(audio_data, params_.frames_per_buffer());
-  ASSERT_TRUE(CompareBusses(bus1.get(), bus2.get()));
-
-  wasp_impl_->Play();
-
-  // Play should return real audio data again...
-  wasp_impl_->provideInput(audio_data, params_.frames_per_buffer());
-  ASSERT_FALSE(CompareBusses(bus1.get(), bus2.get()));
-
-  // Stop() should return silence.
-  wasp_impl_->Stop();
-  bus1->channel(0)[0] = 1;
-  wasp_impl_->provideInput(audio_data, params_.frames_per_buffer());
-  ASSERT_TRUE(CompareBusses(bus1.get(), bus2.get()));
-}
-
-}  // namespace webkit_media