91 lines
2.4 KiB
C
91 lines
2.4 KiB
C
/* Test mpz_odd_p and mpz_even_p.
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Copyright 2000, 2001 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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void
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check_data (void)
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{
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static const struct {
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const char *n;
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int odd, even;
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} data[] = {
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{ "0", 0, 1 },
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{ "1", 1, 0 },
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{ "2", 0, 1 },
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{ "3", 1, 0 },
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{ "4", 0, 1 },
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{ "-4", 0, 1 },
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{ "-3", 1, 0 },
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{ "-2", 0, 1 },
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{ "-1", 1, 0 },
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{ "0x1000000000000000000000000000000000000000000000000000", 0, 1 },
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{ "0x1000000000000000000000000000000000000000000000000001", 1, 0 },
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{ "0x1000000000000000000000000000000000000000000000000002", 0, 1 },
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{ "0x1000000000000000000000000000000000000000000000000003", 1, 0 },
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{ "-0x1000000000000000000000000000000000000000000000000004", 0, 1 },
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{ "-0x1000000000000000000000000000000000000000000000000003", 1, 0 },
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{ "-0x1000000000000000000000000000000000000000000000000002", 0, 1 },
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{ "-0x1000000000000000000000000000000000000000000000000001", 1, 0 },
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};
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mpz_t n;
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int i;
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mpz_init (n);
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for (i = 0; i < numberof (data); i++)
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{
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mpz_set_str_or_abort (n, data[i].n, 0);
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if ((mpz_odd_p (n) != 0) != data[i].odd)
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{
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printf ("mpz_odd_p wrong on data[%d]\n", i);
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abort();
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}
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if ((mpz_even_p (n) != 0) != data[i].even)
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{
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printf ("mpz_even_p wrong on data[%d]\n", i);
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abort();
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}
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}
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mpz_clear (n);
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}
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int
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main (void)
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{
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tests_start ();
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check_data ();
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tests_end ();
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exit (0);
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}
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