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// Copyright 2015 The Chromium OS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <gtest/gtest.h>
#include <stdio.h>
extern "C" {
#include "softvol_curve.h"
}
namespace {
static float ABS_ERROR = 0.0000001;
TEST(SoftvolCurveTest, ScalerDecibelConvert) {
float scaler;
scaler = convert_softvol_scaler_from_dB(-2000);
EXPECT_NEAR(scaler, 0.1f, ABS_ERROR);
scaler = convert_softvol_scaler_from_dB(-1000);
EXPECT_NEAR(scaler, 0.3162277f, ABS_ERROR);
scaler = convert_softvol_scaler_from_dB(-4000);
EXPECT_NEAR(scaler, 0.01f, ABS_ERROR);
scaler = convert_softvol_scaler_from_dB(-3500);
EXPECT_NEAR(scaler, 0.0177828f, ABS_ERROR);
}
} // namespace
/* Stubs */
extern "C" {} // extern "C"
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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