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test: add smooth unit test

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Miroslav Lichvar 2016-09-12 12:55:57 +02:00
parent 37d1467368
commit b443ec5ea5
1 changed files with 63 additions and 0 deletions
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test/unit/smooth.c Normal file
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/*
**********************************************************************
* Copyright (C) Miroslav Lichvar 2016
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
**********************************************************************
*/
#include <smooth.c>
#include "test.h"
void
test_unit(void)
{
int i, j;
struct timeval tv;
double offset, freq, wander;
char conf[] = "smoothtime 300 0.01";
CNF_Initialise(0);
CNF_ParseLine(NULL, 1, conf);
LCL_Initialise();
SMT_Initialise();
locked = 0;
for (i = 0; i < 500; i++) {
tv.tv_sec = tv.tv_usec = 0;
SMT_Reset(&tv);
DEBUG_LOG(0, "iteration %d", i);
offset = (random() % 1000000 - 500000) / 1.0e6;
freq = (random() % 1000000 - 500000) / 1.0e9;
update_smoothing(&tv, offset, freq);
for (j = 0; j < 10000; j++) {
update_smoothing(&tv, 0.0, 0.0);
UTI_AddDoubleToTimeval(&tv, 16.0, &tv);
get_smoothing(&tv, &offset, &freq, &wander);
}
TEST_CHECK(fabs(offset) < 1e-12);
TEST_CHECK(fabs(freq) < 1e-12);
TEST_CHECK(fabs(wander) < 1e-12);
}
SMT_Finalise();
LCL_Finalise();
CNF_Finalise();
}