mirror_corosync-qdevice/qdevices/test-utils.c
Jan Friesse b9685e4860 utils: Add utils_strtod
Signed-off-by: Jan Friesse <jfriesse@redhat.com>
2020-11-13 16:34:03 +01:00

142 lines
4.3 KiB
C

/*
* Copyright (c) 2015-2020 Red Hat, Inc.
*
* All rights reserved.
*
* Author: Jan Friesse (jfriesse@redhat.com)
*
* This software licensed under BSD license, the text of which follows:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of the Red Hat, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <assert.h>
#include <string.h>
#include <math.h>
#include <errno.h>
#include "utils.h"
int
main(void)
{
long long int ll;
long long int lli;
double dbl;
double dbli;
char buf[32];
assert(utils_strtonum("0", 0, 100, &ll) == 0);
assert(ll == 0);
assert(utils_strtonum("100", 0, 100, &ll) == 0);
assert(ll == 100);
assert(utils_strtonum("101", 0, 100, &ll) != 0);
assert(utils_strtonum("0", 1, 100, &ll) != 0);
errno = ERANGE;
assert(utils_strtonum("10", 0, 100, &ll) == 0);
assert(ll == 10);
assert(utils_strtonum("-1", -1, 0, &ll) == 0);
assert(ll == -1);
assert(utils_strtonum("-10", -20, -10, &ll) == 0);
assert(ll == -10);
assert(utils_strtonum("0", 1, 0, &ll) == -1);
for (lli = -100; lli <= 100; lli++) {
assert(snprintf(buf, sizeof(buf), "%lld", lli) > 0);
assert(utils_strtonum(buf, -100, 100, &ll) == 0);
assert(ll == lli);
}
assert(utils_strtonum("test", -1000, 1000, &ll) == -1);
assert(utils_strtonum("12a", -1000, 1000, &ll) == -1);
assert(utils_parse_bool_str("on") == 1);
assert(utils_parse_bool_str("yes") == 1);
assert(utils_parse_bool_str("1") == 1);
assert(utils_parse_bool_str("ON") == 1);
assert(utils_parse_bool_str("YeS") == 1);
assert(utils_parse_bool_str("off") == 0);
assert(utils_parse_bool_str("no") == 0);
assert(utils_parse_bool_str("0") == 0);
assert(utils_parse_bool_str("oFf") == 0);
assert(utils_parse_bool_str("of") == -1);
assert(utils_parse_bool_str("noo") == -1);
assert(utils_parse_bool_str("01") == -1);
assert(utils_strtod("0", 0, 100, &dbl) == 0);
assert(dbl == 0);
assert(utils_strtod("0.0", 0, 100, &dbl) == 0);
assert(dbl == 0);
assert(utils_strtod("100", 0, 100, &dbl) == 0);
assert(dbl == 100);
assert(utils_strtod("100.0", 0, 100, &dbl) == 0);
assert(dbl == 100);
assert(utils_strtod("99.9", 0, 100, &dbl) == 0);
assert(dbl == 99.9);
assert(utils_strtod("101", 0, 100, &dbl) != 0);
assert(utils_strtod("0", 1, 100, &dbl) != 0);
errno = ERANGE;
assert(utils_strtod("10", 0, 100, &dbl) == 0);
assert(dbl == 10);
assert(utils_strtod("-1", -1, 0, &dbl) == 0);
assert(dbl == -1);
assert(utils_strtod("-10", -20, -10, &dbl) == 0);
assert(dbl == -10);
assert(utils_strtod("0", 1, 0, &dbl) == -1);
for (dbli = -100; dbli <= 100; dbli += 0.01) {
assert(snprintf(buf, sizeof(buf), "%f", dbli) > 0);
assert(utils_strtod(buf, -100, 101, &dbl) == 0);
assert(fabs(dbl - dbli) < 0.0001);
}
assert(utils_strtod("test", -1000, 1000, &dbl) == -1);
assert(utils_strtod("12a", -1000, 1000, &dbl) == -1);
assert(utils_strtod("inf", -1000, 1000, &dbl) == -1);
assert(utils_strtod("nan", -1000, 1000, &dbl) == -1);
return (0);
}