blob: c7add1c838d95632b5c6e8531d3bad193f0694d2 [file] [log] [blame]
/*
* Copyright (c) 2017 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 "modules/audio_processing/aec3/output_selector.h"
#include <algorithm>
#include <array>
#include "modules/audio_processing/aec3/aec3_common.h"
#include "test/gtest.h"
namespace webrtc {
// Verifies that the switching between the signals in the output works as
// intended.
TEST(OutputSelector, ProperSwitching) {
OutputSelector selector;
std::array<float, kBlockSize> y;
std::array<float, kBlockSize> e;
std::array<float, kBlockSize> e_ref;
std::array<float, kBlockSize> y_ref;
auto init_blocks = [](std::array<float, kBlockSize>* e,
std::array<float, kBlockSize>* y) {
e->fill(10.f);
y->fill(20.f);
};
init_blocks(&e_ref, &y_ref);
init_blocks(&e, &y);
selector.FormLinearOutput(false, e, y);
EXPECT_EQ(y_ref, y);
init_blocks(&e, &y);
selector.FormLinearOutput(true, e, y);
EXPECT_NE(e_ref, y);
EXPECT_NE(y_ref, y);
init_blocks(&e, &y);
selector.FormLinearOutput(true, e, y);
EXPECT_EQ(e_ref, y);
init_blocks(&e, &y);
selector.FormLinearOutput(true, e, y);
EXPECT_EQ(e_ref, y);
init_blocks(&e, &y);
selector.FormLinearOutput(false, e, y);
EXPECT_NE(e_ref, y);
EXPECT_NE(y_ref, y);
init_blocks(&e, &y);
selector.FormLinearOutput(false, e, y);
EXPECT_EQ(y_ref, y);
init_blocks(&e, &y);
selector.FormLinearOutput(false, e, y);
EXPECT_EQ(y_ref, y);
}
} // namespace webrtc