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92ea95e34a
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC from src/webrtc to src/ (in order to preserve an healthy git history). This CL takes care of fixing header guards, #include paths, etc... NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578 Reviewed-on: https://webrtc-review.googlesource.com/1561 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19846}
58 lines
1.9 KiB
C++
58 lines
1.9 KiB
C++
/*
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* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "modules/audio_processing/utility/block_mean_calculator.h"
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#include "test/gtest.h"
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namespace webrtc {
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TEST(MeanCalculatorTest, Correctness) {
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const size_t kBlockLength = 10;
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BlockMeanCalculator mean_calculator(kBlockLength);
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size_t i = 0;
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float reference = 0.0;
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for (; i < kBlockLength - 1; ++i) {
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mean_calculator.AddValue(static_cast<float>(i));
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EXPECT_FALSE(mean_calculator.EndOfBlock());
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}
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mean_calculator.AddValue(static_cast<float>(i++));
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EXPECT_TRUE(mean_calculator.EndOfBlock());
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for (; i < 3 * kBlockLength; ++i) {
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const bool end_of_block = i % kBlockLength == 0;
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if (end_of_block) {
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// Sum of (i - kBlockLength) ... (i - 1)
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reference = i - 0.5 * (1 + kBlockLength);
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}
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EXPECT_EQ(mean_calculator.EndOfBlock(), end_of_block);
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EXPECT_EQ(reference, mean_calculator.GetLatestMean());
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mean_calculator.AddValue(static_cast<float>(i));
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}
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}
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TEST(MeanCalculatorTest, Reset) {
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const size_t kBlockLength = 10;
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BlockMeanCalculator mean_calculator(kBlockLength);
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for (size_t i = 0; i < kBlockLength - 1; ++i) {
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mean_calculator.AddValue(static_cast<float>(i));
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}
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mean_calculator.Reset();
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size_t i = 0;
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for (; i < kBlockLength - 1; ++i) {
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mean_calculator.AddValue(static_cast<float>(i));
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EXPECT_FALSE(mean_calculator.EndOfBlock());
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}
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mean_calculator.AddValue(static_cast<float>(i));
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EXPECT_TRUE(mean_calculator.EndOfBlock());
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EXPECT_EQ(mean_calculator.GetLatestMean(), 0.5 * (kBlockLength - 1));
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}
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} // namespace webrtc
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