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