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/* Test mpz_odd_p and mpz_even_p.
Copyright 2000, 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 "gmp-impl.h"
#include "tests.h"
void
check_data (void)
{
static const struct {
const char *n;
int odd, even;
} data[] = {
{ "0", 0, 1 },
{ "1", 1, 0 },
{ "2", 0, 1 },
{ "3", 1, 0 },
{ "4", 0, 1 },
{ "-4", 0, 1 },
{ "-3", 1, 0 },
{ "-2", 0, 1 },
{ "-1", 1, 0 },
{ "0x1000000000000000000000000000000000000000000000000000", 0, 1 },
{ "0x1000000000000000000000000000000000000000000000000001", 1, 0 },
{ "0x1000000000000000000000000000000000000000000000000002", 0, 1 },
{ "0x1000000000000000000000000000000000000000000000000003", 1, 0 },
{ "-0x1000000000000000000000000000000000000000000000000004", 0, 1 },
{ "-0x1000000000000000000000000000000000000000000000000003", 1, 0 },
{ "-0x1000000000000000000000000000000000000000000000000002", 0, 1 },
{ "-0x1000000000000000000000000000000000000000000000000001", 1, 0 },
};
mpz_t n;
int i;
mpz_init (n);
for (i = 0; i < numberof (data); i++)
{
mpz_set_str_or_abort (n, data[i].n, 0);
if ((mpz_odd_p (n) != 0) != data[i].odd)
{
printf ("mpz_odd_p wrong on data[%d]\n", i);
abort();
}
if ((mpz_even_p (n) != 0) != data[i].even)
{
printf ("mpz_even_p wrong on data[%d]\n", i);
abort();
}
}
mpz_clear (n);
}
int
main (void)
{
tests_start ();
check_data ();
tests_end ();
exit (0);
}
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