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/* Test gmp_randinit_set.
Copyright 2003 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"
/* expect after a gmp_randinit_set that the new and old generators will
produce the same sequence of numbers */
void
check_one (const char *name, gmp_randstate_ptr src)
{
gmp_randstate_t dst;
mpz_t sz, dz;
int i;
gmp_randinit_set (dst, src);
mpz_init (sz);
mpz_init (dz);
for (i = 0; i < 20; i++)
{
mpz_urandomb (sz, src, 123);
mpz_urandomb (dz, dst, 123);
if (mpz_cmp (sz, dz) != 0)
{
printf ("gmp_randinit_set didn't duplicate randstate\n");
printf (" algorithm: %s\n", name);
gmp_printf (" from src: %#Zx\n", sz);
gmp_printf (" from dst: %#Zx\n", dz);
abort ();
}
}
mpz_clear (sz);
mpz_clear (dz);
gmp_randclear (dst);
}
int
main (int argc, char *argv[])
{
tests_start ();
call_rand_algs (check_one);
tests_end ();
exit (0);
}
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