68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
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/* Test gmp_urandomb_ui.
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Copyright 2003, 2005 Free Software Foundation, Inc.
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This file is part of the GNU MP Library.
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The GNU MP Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or (at your
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option) any later version.
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The GNU MP Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the GNU MP Library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include <stdio.h>
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#include <stdlib.h>
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#include "gmp.h"
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#include "gmp-impl.h"
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#include "tests.h"
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/* Expect numbers generated by rstate to obey the number of bits requested.
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No point testing bits==BITS_PER_ULONG, since any return is acceptable in
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that case. */
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void
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check_one (const char *name, gmp_randstate_ptr rstate)
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{
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unsigned long bits, limit, got;
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int i;
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for (bits = 0; bits < BITS_PER_ULONG; bits++)
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{
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/* will demand got < limit */
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limit = (1L << bits);
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for (i = 0; i < 5; i++)
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{
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got = gmp_urandomb_ui (rstate, bits);
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if (got >= limit)
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{
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printf ("Return value out of range:\n");
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printf (" algorithm: %s\n", name);
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printf (" bits: %lu\n", bits);
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printf (" limit: %#lx\n", limit);
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printf (" got: %#lx\n", got);
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abort ();
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}
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}
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}
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}
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int
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main (int argc, char *argv[])
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{
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tests_start ();
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call_rand_algs (check_one);
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tests_end ();
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exit (0);
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}
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