diff options
Diffstat (limited to 'vendor/gmp-6.3.0/tests/rand/t-iset.c')
-rw-r--r-- | vendor/gmp-6.3.0/tests/rand/t-iset.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/vendor/gmp-6.3.0/tests/rand/t-iset.c b/vendor/gmp-6.3.0/tests/rand/t-iset.c new file mode 100644 index 0000000..884220f --- /dev/null +++ b/vendor/gmp-6.3.0/tests/rand/t-iset.c @@ -0,0 +1,67 @@ +/* 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); +} |