Rename AudioInputWriter -> AudioFileWriter.

content/browser/renderer_host/media/audio_debug_file_writer_unittest.cc

 // Copyright 2015 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 "base/files/file_util.h"
 #include "base/memory/ptr_util.h"
 #include "base/synchronization/waitable_event.h"
 #include "base/sys_byteorder.h"
-#include "content/browser/renderer_host/media/audio_input_debug_writer.h"
+#include "content/browser/renderer_host/media/audio_debug_file_writer.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "media/base/audio_bus.h"
 #include "media/base/test_helpers.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
 
 namespace {
 
 static const uint16_t kBytesPerSample = sizeof(uint16_t);
 static const uint16_t kPcmEncoding = 1;
 static const size_t kWavHeaderSize = 44;
 
 uint16_t ReadLE2(const char* buf) {
   return static_cast<uint8_t>(buf[0]) | (static_cast<uint8_t>(buf[1]) << 8);
 }
 
 uint32_t ReadLE4(const char* buf) {
   return static_cast<uint8_t>(buf[0]) | (static_cast<uint8_t>(buf[1]) << 8) |
          (static_cast<uint8_t>(buf[2]) << 16) |
          (static_cast<uint8_t>(buf[3]) << 24);
 }
 
 }  // namespace
 
 // <channel layout, sample rate, frames per buffer, number of buffer writes
 typedef std::tr1::tuple<media::ChannelLayout, int, int, int>
-    AudioInputDebugWriterTestData;
+    AudioDebugFileWriterTestData;
 
-class AudioInputDebugWriterTest
-    : public testing::TestWithParam<AudioInputDebugWriterTestData> {
+class AudioDebugFileWriterTest
+    : public testing::TestWithParam<AudioDebugFileWriterTestData> {
  public:
-  AudioInputDebugWriterTest()
+  AudioDebugFileWriterTest()
       : thread_bundle_(content::TestBrowserThreadBundle::REAL_FILE_THREAD),
         params_(media::AudioParameters::Format::AUDIO_PCM_LINEAR,
                 std::tr1::get<0>(GetParam()),
                 std::tr1::get<1>(GetParam()),
                 kBytesPerSample * 8,
                 std::tr1::get<2>(GetParam())),
         writes_(std::tr1::get<3>(GetParam())),
         source_samples_(params_.frames_per_buffer() * params_.channels() *
                         writes_),
         source_interleaved_(source_samples_ ? new int16_t[source_samples_]
                                             : nullptr) {
     InitSourceInterleaved(source_interleaved_.get(), source_samples_);
   }
 
  protected:
-  virtual ~AudioInputDebugWriterTest() {}
+  virtual ~AudioDebugFileWriterTest() {}
 
   static void InitSourceInterleaved(int16_t* source_interleaved,
                                     int source_samples) {
     if (source_samples) {
       // equal steps to cover int16_t range of values
       int16_t step = 0xffff / source_samples;
       int16_t val = std::numeric_limits<int16_t>::min();
       for (int i = 0; i < source_samples; ++i, val += step)
         source_interleaved[i] = val;
     }
@@ skipping 102 matching lines @@
     }
   }
 
   void WaitForRecordingCompletion() {
     media::WaitableMessageLoopEvent event;
 
     // Post a task to BrowserThread::FILE indicating that all the writes are
     // done.
     BrowserThread::PostTask(
         BrowserThread::FILE, FROM_HERE,
-        base::Bind(&AudioInputDebugWriterTest::TestDoneOnFileThread,
+        base::Bind(&AudioDebugFileWriterTest::TestDoneOnFileThread,
                    base::Unretained(this), event.GetClosure()));
 
     // Wait for TestDoneOnFileThread() to call event's closure.
     event.RunAndWait();
   }
 
   void RecordAndVerifyOnce() {
     base::FilePath file_path;
     EXPECT_TRUE(base::CreateTemporaryFile(&file_path));
 
@@ skipping 12 matching lines @@
                  << file_path.value().c_str() << "].";
     } else {
       EXPECT_TRUE(base::DeleteFile(file_path, false));
     }
   }
 
  protected:
   TestBrowserThreadBundle thread_bundle_;
 
   // Writer under test.
-  std::unique_ptr<AudioInputDebugWriter> input_debug_writer_;
+  std::unique_ptr<AudioDebugFileWriter> input_debug_writer_;
 
   // AudioBus parameters.
   media::AudioParameters params_;
 
   // Number of times to write AudioBus to the file.
   int writes_;
 
   // Number of samples in the source data.
   int source_samples_;
 
   // Source data.
   std::unique_ptr<int16_t[]> source_interleaved_;
 
  private:
-  DISALLOW_COPY_AND_ASSIGN(AudioInputDebugWriterTest);
+  DISALLOW_COPY_AND_ASSIGN(AudioDebugFileWriterTest);
 };
 
-class AudioInputDebugWriterBehavioralTest : public AudioInputDebugWriterTest {};
+class AudioDebugFileWriterBehavioralTest : public AudioDebugFileWriterTest {};
 
-TEST_P(AudioInputDebugWriterTest, WaveRecordingTest) {
-  input_debug_writer_.reset(new AudioInputDebugWriter(params_));
+TEST_P(AudioDebugFileWriterTest, WaveRecordingTest) {
+  input_debug_writer_.reset(new AudioDebugFileWriter(params_));
 
   RecordAndVerifyOnce();
 }
 
-TEST_P(AudioInputDebugWriterBehavioralTest,
+TEST_P(AudioDebugFileWriterBehavioralTest,
        DeletedBeforeRecordingFinishedOnFileThread) {
-  input_debug_writer_.reset(new AudioInputDebugWriter(params_));
+  input_debug_writer_.reset(new AudioDebugFileWriter(params_));
 
   base::FilePath file_path;
   EXPECT_TRUE(base::CreateTemporaryFile(&file_path));
 
   base::WaitableEvent* wait_for_deletion =
       new base::WaitableEvent(base::WaitableEvent::ResetPolicy::MANUAL,
                               base::WaitableEvent::InitialState::NOT_SIGNALED);
 
   BrowserThread::PostTask(
       BrowserThread::FILE, FROM_HERE,
@@ skipping 11 matching lines @@
   VerifyRecording(file_path);
 
   if (::testing::Test::HasFailure()) {
     LOG(ERROR) << "Test failed; keeping recording(s) at ["
                << file_path.value().c_str() << "].";
   } else {
     EXPECT_TRUE(base::DeleteFile(file_path, false));
   }
 }
 
-TEST_P(AudioInputDebugWriterBehavioralTest, FileCreationError) {
-  input_debug_writer_.reset(new AudioInputDebugWriter(params_));
+TEST_P(AudioDebugFileWriterBehavioralTest, FileCreationError) {
+  input_debug_writer_.reset(new AudioDebugFileWriter(params_));
   base::FilePath file_path;  // Empty file name.
   input_debug_writer_->Start(file_path);
   DoDebugRecording();
 }
 
-TEST_P(AudioInputDebugWriterBehavioralTest, StartStopStartStop) {
-  input_debug_writer_.reset(new AudioInputDebugWriter(params_));
+TEST_P(AudioDebugFileWriterBehavioralTest, StartStopStartStop) {
+  input_debug_writer_.reset(new AudioDebugFileWriter(params_));
   RecordAndVerifyOnce();
   RecordAndVerifyOnce();
 }
 
-TEST_P(AudioInputDebugWriterBehavioralTest, DestroyNotStarted) {
-  input_debug_writer_.reset(new AudioInputDebugWriter(params_));
+TEST_P(AudioDebugFileWriterBehavioralTest, DestroyNotStarted) {
+  input_debug_writer_.reset(new AudioDebugFileWriter(params_));
   input_debug_writer_.reset();
 }
 
-TEST_P(AudioInputDebugWriterBehavioralTest, DestroyStarted) {
-  input_debug_writer_.reset(new AudioInputDebugWriter(params_));
+TEST_P(AudioDebugFileWriterBehavioralTest, DestroyStarted) {
+  input_debug_writer_.reset(new AudioDebugFileWriter(params_));
   base::FilePath file_path;
   EXPECT_TRUE(base::CreateTemporaryFile(&file_path));
   input_debug_writer_->Start(file_path);
   input_debug_writer_.reset();
 }
 
 INSTANTIATE_TEST_CASE_P(
-    AudioInputDebugWriterTest,
-    AudioInputDebugWriterTest,
+    AudioDebugFileWriterTest,
+    AudioDebugFileWriterTest,
     // Using 10ms frames per buffer everywhere.
     testing::Values(
         // No writes.
         std::tr1::make_tuple(media::ChannelLayout::CHANNEL_LAYOUT_MONO,
                              44100,
                              44100 / 100,
                              0),
         // 1 write of mono.
         std::tr1::make_tuple(media::ChannelLayout::CHANNEL_LAYOUT_MONO,
                              44100,
@@ skipping 14 matching lines @@
                              44100,
                              44100 / 100,
                              100),
         // 15 seconds of stereo, higher rate.
         std::tr1::make_tuple(media::ChannelLayout::CHANNEL_LAYOUT_STEREO,
                              48000,
                              48000 / 100,
                              1500)));
 
 INSTANTIATE_TEST_CASE_P(
-    AudioInputDebugWriterBehavioralTest,
-    AudioInputDebugWriterBehavioralTest,
+    AudioDebugFileWriterBehavioralTest,
+    AudioDebugFileWriterBehavioralTest,
     // Using 10ms frames per buffer everywhere.
     testing::Values(
         // No writes.
         std::tr1::make_tuple(media::ChannelLayout::CHANNEL_LAYOUT_MONO,
                              44100,
                              44100 / 100,
                              100)));
 
 }  // namespace content