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/* Test mpq_cmp_si.
Copyright 2001 Free Software Foundation, Inc.
This file is part of the GNU MP Library test suite.
The GNU MP Library test suite 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.
The GNU MP Library test suite 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
the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */
#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
#include "gmp-impl.h"
#include "tests.h"
#define SGN(x) ((x)<0 ? -1 : (x) != 0)
void
check_data (void)
{
static const struct {
const char *q;
long n;
unsigned long d;
int want;
} data[] = {
{ "0", 0, 1, 0 },
{ "0", 0, 123, 0 },
{ "0", 0, ULONG_MAX, 0 },
{ "1", 0, 1, 1 },
{ "1", 0, 123, 1 },
{ "1", 0, ULONG_MAX, 1 },
{ "-1", 0, 1, -1 },
{ "-1", 0, 123, -1 },
{ "-1", 0, ULONG_MAX, -1 },
{ "123", 123, 1, 0 },
{ "124", 123, 1, 1 },
{ "122", 123, 1, -1 },
{ "-123", 123, 1, -1 },
{ "-124", 123, 1, -1 },
{ "-122", 123, 1, -1 },
{ "123", -123, 1, 1 },
{ "124", -123, 1, 1 },
{ "122", -123, 1, 1 },
{ "-123", -123, 1, 0 },
{ "-124", -123, 1, -1 },
{ "-122", -123, 1, 1 },
{ "5/7", 3,4, -1 },
{ "5/7", -3,4, 1 },
{ "-5/7", 3,4, -1 },
{ "-5/7", -3,4, 1 },
};
mpq_t q;
int i, got;
mpq_init (q);
for (i = 0; i < numberof (data); i++)
{
mpq_set_str_or_abort (q, data[i].q, 0);
MPQ_CHECK_FORMAT (q);
got = mpq_cmp_si (q, data[i].n, data[i].d);
if (SGN(got) != data[i].want)
{
printf ("mpq_cmp_si wrong\n");
error:
mpq_trace (" q", q);
printf (" n=%ld\n", data[i].n);
printf (" d=%lu\n", data[i].d);
printf (" got=%d\n", got);
printf (" want=%d\n", data[i].want);
abort ();
}
if (data[i].n == 0)
{
got = mpq_cmp_si (q, 0L, data[i].d);
if (SGN(got) != data[i].want)
{
printf ("mpq_cmp_si wrong\n");
goto error;
}
}
}
mpq_clear (q);
}
int
main (int argc, char **argv)
{
tests_start ();
check_data ();
tests_end ();
exit (0);
}
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