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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
#include <stdlib.h>
#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
#include "test/acm_random.h"
#include "aom_dsp/odintrin.h"
using libaom_test::ACMRandom;
TEST(DivuSmallTest, TestDIVUuptoMAX) {
for (int d = 1; d <= OD_DIVU_DMAX; d++) {
for (uint32_t x = 1; x <= 1000000; x++) {
GTEST_ASSERT_EQ(x / d, OD_DIVU_SMALL(x, d))
<< "x=" << x << " d=" << d << " x/d=" << (x / d)
<< " != " << OD_DIVU_SMALL(x, d);
}
}
}
TEST(DivuSmallTest, TestDIVUrandI31) {
ACMRandom rnd(ACMRandom::DeterministicSeed());
for (int d = 1; d < OD_DIVU_DMAX; d++) {
for (int i = 0; i < 1000000; i++) {
uint32_t x = rnd.Rand31();
GTEST_ASSERT_EQ(x / d, OD_DIVU_SMALL(x, d))
<< "x=" << x << " d=" << d << " x/d=" << (x / d)
<< " != " << OD_DIVU_SMALL(x, d);
}
}
}
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