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/*
* Copyright (c) 2015 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_coding/acm2/codec_manager.h"
#include "modules/audio_coding/acm2/rent_a_codec.h"
#include "test/gtest.h"
#include "test/mock_audio_encoder.h"
namespace webrtc {
namespace acm2 {
using ::testing::Return;
namespace {
// Create a MockAudioEncoder with some reasonable default behavior.
std::unique_ptr<MockAudioEncoder> CreateMockEncoder() {
auto enc = std::unique_ptr<MockAudioEncoder>(new MockAudioEncoder);
EXPECT_CALL(*enc, SampleRateHz()).WillRepeatedly(Return(8000));
EXPECT_CALL(*enc, NumChannels()).WillRepeatedly(Return(1));
EXPECT_CALL(*enc, Max10MsFramesInAPacket()).WillRepeatedly(Return(1));
return enc;
}
} // namespace
TEST(CodecManagerTest, ExternalEncoderFec) {
auto enc0 = CreateMockEncoder();
auto enc1 = CreateMockEncoder();
auto enc2 = CreateMockEncoder();
{
::testing::InSequence s;
EXPECT_CALL(*enc0, SetFec(false)).WillOnce(Return(true));
EXPECT_CALL(*enc1, SetFec(true)).WillOnce(Return(true));
EXPECT_CALL(*enc2, SetFec(true)).WillOnce(Return(false));
}
CodecManager cm;
RentACodec rac;
// use_codec_fec starts out false.
EXPECT_FALSE(cm.GetStackParams()->use_codec_fec);
cm.GetStackParams()->speech_encoder = std::move(enc0);
EXPECT_TRUE(rac.RentEncoderStack(cm.GetStackParams()));
EXPECT_FALSE(cm.GetStackParams()->use_codec_fec);
// Set it to true.
EXPECT_EQ(true, cm.SetCodecFEC(true));
EXPECT_TRUE(cm.GetStackParams()->use_codec_fec);
cm.GetStackParams()->speech_encoder = std::move(enc1);
EXPECT_TRUE(rac.RentEncoderStack(cm.GetStackParams()));
EXPECT_TRUE(cm.GetStackParams()->use_codec_fec);
// Switch to a codec that doesn't support it.
cm.GetStackParams()->speech_encoder = std::move(enc2);
EXPECT_TRUE(rac.RentEncoderStack(cm.GetStackParams()));
EXPECT_FALSE(cm.GetStackParams()->use_codec_fec);
}
} // namespace acm2
} // namespace webrtc
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