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/* Test gmp_urandomb_ui.
Copyright 2003, 2005 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 http://www.gnu.org/licenses/. */
#include <stdio.h>
#include <stdlib.h>
#include "gmp.h"
#include "gmp-impl.h"
#include "tests.h"
/* Expect numbers generated by rstate to obey the number of bits requested.
No point testing bits==BITS_PER_ULONG, since any return is acceptable in
that case. */
void
check_one (const char *name, gmp_randstate_ptr rstate)
{
unsigned long bits, limit, got;
int i;
for (bits = 0; bits < BITS_PER_ULONG; bits++)
{
/* will demand got < limit */
limit = (1L << bits);
for (i = 0; i < 5; i++)
{
got = gmp_urandomb_ui (rstate, bits);
if (got >= limit)
{
printf ("Return value out of range:\n");
printf (" algorithm: %s\n", name);
printf (" bits: %lu\n", bits);
printf (" limit: %#lx\n", limit);
printf (" got: %#lx\n", got);
abort ();
}
}
}
}
int
main (int argc, char *argv[])
{
tests_start ();
call_rand_algs (check_one);
tests_end ();
exit (0);
}
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