src/third_party/webrtc/modules/audio_coding/neteq/time_stretch_unittest.cc

   1 /*
   2  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
   3  *
   4  *  Use of this source code is governed by a BSD-style license
   5  *  that can be found in the LICENSE file in the root of the source
   6  *  tree. An additional intellectual property rights grant can be found
   7  *  in the file PATENTS.  All contributing project authors may
   8  *  be found in the AUTHORS file in the root of the source tree.
   9  */
  10
  11 // Unit tests for Accelerate and PreemptiveExpand classes.
  12
  13 #include "webrtc/modules/audio_coding/neteq/accelerate.h"
  14 #include "webrtc/modules/audio_coding/neteq/preemptive_expand.h"
  15
  16 #include "testing/gtest/include/gtest/gtest.h"
  17 #include "webrtc/modules/audio_coding/neteq/background_noise.h"
  18
  19 namespace webrtc {
  20
  21 TEST(TimeStretch, CreateAndDestroy) {
  22   const int kSampleRate = 8000;
  23   const size_t kNumChannels = 1;
  24   const int kOverlapSamples = 5 * kSampleRate / 8000;
  25   BackgroundNoise bgn(kNumChannels);
  26   Accelerate accelerate(kSampleRate, kNumChannels, bgn);
  27   PreemptiveExpand preemptive_expand(
  28       kSampleRate, kNumChannels, bgn, kOverlapSamples);
  29 }
  30
  31 TEST(TimeStretch, CreateUsingFactory) {
  32   const int kSampleRate = 8000;
  33   const size_t kNumChannels = 1;
  34   const int kOverlapSamples = 5 * kSampleRate / 8000;
  35   BackgroundNoise bgn(kNumChannels);
  36
  37   AccelerateFactory accelerate_factory;
  38   Accelerate* accelerate =
  39       accelerate_factory.Create(kSampleRate, kNumChannels, bgn);
  40   EXPECT_TRUE(accelerate != NULL);
  41   delete accelerate;
  42
  43   PreemptiveExpandFactory preemptive_expand_factory;
  44   PreemptiveExpand* preemptive_expand = preemptive_expand_factory.Create(
  45       kSampleRate, kNumChannels, bgn, kOverlapSamples);
  46   EXPECT_TRUE(preemptive_expand != NULL);
  47   delete preemptive_expand;
  48 }
  49
  50 // TODO(hlundin): Write more tests.
  51
  52 }  // namespace webrtc