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/*
 *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#include <memory>

#include "modules/audio_processing/aec/aec_core.h"
#include "modules/audio_processing/include/audio_processing.h"
#include "test/gtest.h"

namespace webrtc {

TEST(EchoCancellationInternalTest, ExtendedFilter) {
  std::unique_ptr<AudioProcessing> ap(AudioProcessing::Create());
  EXPECT_TRUE(ap->echo_cancellation()->aec_core() == NULL);

  EXPECT_EQ(ap->kNoError, ap->echo_cancellation()->Enable(true));
  EXPECT_TRUE(ap->echo_cancellation()->is_enabled());

  AecCore* aec_core = ap->echo_cancellation()->aec_core();
  ASSERT_TRUE(aec_core != NULL);
  // Disabled by default.
  EXPECT_EQ(0, WebRtcAec_extended_filter_enabled(aec_core));

  Config config;
  config.Set<ExtendedFilter>(new ExtendedFilter(true));
  ap->SetExtraOptions(config);
  EXPECT_EQ(1, WebRtcAec_extended_filter_enabled(aec_core));

  // Retains setting after initialization.
  EXPECT_EQ(ap->kNoError, ap->Initialize());
  EXPECT_EQ(1, WebRtcAec_extended_filter_enabled(aec_core));

  config.Set<ExtendedFilter>(new ExtendedFilter(false));
  ap->SetExtraOptions(config);
  EXPECT_EQ(0, WebRtcAec_extended_filter_enabled(aec_core));

  // Retains setting after initialization.
  EXPECT_EQ(ap->kNoError, ap->Initialize());
  EXPECT_EQ(0, WebRtcAec_extended_filter_enabled(aec_core));
}

TEST(EchoCancellationInternalTest, DelayAgnostic) {
  std::unique_ptr<AudioProcessing> ap(AudioProcessing::Create());
  EXPECT_TRUE(ap->echo_cancellation()->aec_core() == NULL);

  EXPECT_EQ(ap->kNoError, ap->echo_cancellation()->Enable(true));
  EXPECT_TRUE(ap->echo_cancellation()->is_enabled());

  AecCore* aec_core = ap->echo_cancellation()->aec_core();
  ASSERT_TRUE(aec_core != NULL);
  // Enabled by default.
  EXPECT_EQ(0, WebRtcAec_delay_agnostic_enabled(aec_core));

  Config config;
  config.Set<DelayAgnostic>(new DelayAgnostic(true));
  ap->SetExtraOptions(config);
  EXPECT_EQ(1, WebRtcAec_delay_agnostic_enabled(aec_core));

  // Retains setting after initialization.
  EXPECT_EQ(ap->kNoError, ap->Initialize());
  EXPECT_EQ(1, WebRtcAec_delay_agnostic_enabled(aec_core));

  config.Set<DelayAgnostic>(new DelayAgnostic(false));
  ap->SetExtraOptions(config);
  EXPECT_EQ(0, WebRtcAec_delay_agnostic_enabled(aec_core));

  // Retains setting after initialization.
  EXPECT_EQ(ap->kNoError, ap->Initialize());
  EXPECT_EQ(0, WebRtcAec_delay_agnostic_enabled(aec_core));
}

}  // namespace webrtc