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/*
* Copyright (C) 2005-2018 Team Kodi
* This file is part of Kodi - https://kodi.tv
*
* SPDX-License-Identifier: GPL-2.0-or-later
* See LICENSES/README.md for more information.
*/
#include "utils/MathUtils.h"
#include <gtest/gtest.h>
TEST(TestMathUtils, round_int)
{
int refval, varval, i;
for (i = -8; i < 8; ++i)
{
double d = 0.25*i;
refval = (i < 0) ? (i - 1) / 4 : (i + 2) / 4;
varval = MathUtils::round_int(d);
EXPECT_EQ(refval, varval);
}
}
TEST(TestMathUtils, truncate_int)
{
int refval, varval, i;
for (i = -8; i < 8; ++i)
{
double d = 0.25*i;
refval = i / 4;
varval = MathUtils::truncate_int(d);
EXPECT_EQ(refval, varval);
}
}
TEST(TestMathUtils, abs)
{
int64_t refval, varval;
refval = 5;
varval = MathUtils::abs(-5);
EXPECT_EQ(refval, varval);
}
TEST(TestMathUtils, bitcount)
{
unsigned refval, varval;
refval = 10;
varval = MathUtils::bitcount(0x03FF);
EXPECT_EQ(refval, varval);
refval = 8;
varval = MathUtils::bitcount(0x2AD5);
EXPECT_EQ(refval, varval);
}
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