t-iset.c
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上传日期:2022-08-06
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- /* Test gmp_randinit_set.
- Copyright 2003 Free Software Foundation, Inc.
- This file is part of the GNU MP Library.
- The GNU MP Library is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser 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 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 Lesser General Public
- License for more details.
- You should have received a copy of the GNU Lesser General Public License
- along with the GNU MP Library. If not, see http://www.gnu.org/licenses/. */
- #include <stdio.h>
- #include <stdlib.h>
- #include "gmp.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 randstaten");
- printf (" algorithm: %sn", name);
- gmp_printf (" from src: %#Zxn", sz);
- gmp_printf (" from dst: %#Zxn", 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);
- }