wav_audio_handler_unittest.cc revision 5d1f7b1de12d16ceb2c938c56701a3e8bfa558f7 
1// Copyright 2013 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 "base/basictypes.h"
6#include "base/logging.h"
7#include "base/memory/scoped_ptr.h"
8#include "base/strings/string_piece.h"
9#include "media/audio/sounds/test_data.h"
10#include "media/audio/sounds/wav_audio_handler.h"
11#include "media/base/audio_bus.h"
12#include "testing/gtest/include/gtest/gtest.h"
13
14namespace media {
15
16TEST(WavAudioHandlerTest, SampleDataTest) {
17  WavAudioHandler handler(base::StringPiece(kTestAudioData,
18                                            arraysize(kTestAudioData)));
19  const AudioParameters& params = handler.params();
20  ASSERT_EQ(2, params.channels());
21  ASSERT_EQ(16, params.bits_per_sample());
22  ASSERT_EQ(48000, params.sample_rate());
23  ASSERT_EQ(192000, params.GetBytesPerSecond());
24
25  ASSERT_EQ(4U, handler.data().size());
26  const char kData[] = "\x01\x00\x01\x00";
27  ASSERT_EQ(base::StringPiece(kData, arraysize(kData) - 1), handler.data());
28
29  scoped_ptr<AudioBus> bus = AudioBus::Create(
30      params.channels(), handler.data().size() / params.channels());
31
32  size_t bytes_written;
33  ASSERT_TRUE(handler.CopyTo(bus.get(), 0, &bytes_written));
34  ASSERT_EQ(static_cast<size_t>(handler.data().size()), bytes_written);
35}
36
37}  // namespace media
38