Disobedience: basic support for required/prohibited tags.

[disorder] / libtests / t-timeval.c

/*
 * This file is part of DisOrder.
 * Copyright (C) 2011 Richard Kettlewell
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * 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, see <http://www.gnu.org/licenses/>.
 */
#include "test.h"
#include "timeval.h"

static struct timeval tv(time_t s, unsigned long us) {
  struct timeval r;
  r.tv_sec = s;
  r.tv_usec = us;
  return r;
}

static void test_timeval(void) {
  check_integer(tvsub_us(tv(0, 0), 
                         tv(0, 0)),
                0);
  check_integer(tvsub_us(tv(1, 0), 
                         tv(0, 0)),
                1000000);
  check_integer(tvsub_us(tv(0, 0), 
                         tv(1, 0)),
                -1000000);
  check_integer(tvsub_us(tv(1397621862, 1), 
                         tv(1397621861, 2)),
                999999);
  check_integer(tvsub_us(tv(1397621861, 2), 
                         tv(1397621862, 1)),
                -999999);
}

TEST(timeval);

/*
Local Variables:
c-basic-offset:2
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fill-column:79
indent-tabs-mode:nil
End:
*/