uvg266/tests/coeff_sum_tests.c
Arttu Ylä-Outinen ebddd854dc Fix clobbered warnings in tests
Adds volatile to loop variables in kvazaar tests in order to fix "might
be clobbered by ‘longjmp’ or ‘vfork’" warnings when building with -O3.
2017-08-11 14:18:12 +03:00

64 lines
1.8 KiB
C

/*****************************************************************************
* This file is part of Kvazaar HEVC encoder.
*
* Copyright (C) 2017 Tampere University of Technology and others (see
* COPYING file).
*
* Kvazaar is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 2.1 as
* published by the Free Software Foundation.
*
* Kvazaar is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Kvazaar. If not, see <http://www.gnu.org/licenses/>.
****************************************************************************/
#include "greatest/greatest.h"
#include "test_strategies.h"
#include <string.h>
static coeff_t coeff_test_data[64 * 64];
static uint32_t expected_test_result;
static void setup()
{
// Fill test data.
coeff_t value = INT16_MIN;
for (int i = 0; i < 64 * 64; i++) {
coeff_test_data[i] = value;
value += 16;
}
// Calculate expected result using the formula for an arithmetic sum.
expected_test_result =
2048 * (16 - INT16_MIN) / 2 +
2048 * 2047 * 16 / 2;
}
TEST test_coeff_abs_sum()
{
uint32_t sum = kvz_coeff_abs_sum(coeff_test_data, 64 * 64);
ASSERT_EQ(sum, expected_test_result);
PASS();
}
SUITE(coeff_sum_tests)
{
setup();
for (volatile int i = 0; i < strategies.count; ++i) {
if (strcmp(strategies.strategies[i].type, "coeff_abs_sum") != 0) {
continue;
}
kvz_coeff_abs_sum = strategies.strategies[i].fptr;
RUN_TEST(test_coeff_abs_sum);
}
}