Annotation of OpenXM_contrib/gmp/tests/mpq/t-cmp_si.c, Revision 1.1
1.1 ! ohara 1: /* Test mpq_cmp_si.
! 2:
! 3: Copyright 2001 Free Software Foundation, Inc.
! 4:
! 5: This file is part of the GNU MP Library.
! 6:
! 7: The GNU MP Library is free software; you can redistribute it and/or modify
! 8: it under the terms of the GNU Lesser General Public License as published by
! 9: the Free Software Foundation; either version 2.1 of the License, or (at your
! 10: option) any later version.
! 11:
! 12: The GNU MP Library is distributed in the hope that it will be useful, but
! 13: WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
! 14: or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
! 15: License for more details.
! 16:
! 17: You should have received a copy of the GNU Lesser General Public License
! 18: along with the GNU MP Library; see the file COPYING.LIB. If not, write to
! 19: the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
! 20: MA 02111-1307, USA. */
! 21:
! 22: #include <stdio.h>
! 23: #include <stdlib.h>
! 24: #include <limits.h>
! 25:
! 26: #include "gmp.h"
! 27: #include "gmp-impl.h"
! 28: #include "tests.h"
! 29:
! 30:
! 31: #define SGN(x) ((x)<0 ? -1 : (x) != 0)
! 32:
! 33: void
! 34: check_data (void)
! 35: {
! 36: static const struct {
! 37: const char *q;
! 38: long n;
! 39: unsigned long d;
! 40: int want;
! 41: } data[] = {
! 42: { "0", 0, 1, 0 },
! 43: { "0", 0, 123, 0 },
! 44: { "0", 0, ULONG_MAX, 0 },
! 45: { "1", 0, 1, 1 },
! 46: { "1", 0, 123, 1 },
! 47: { "1", 0, ULONG_MAX, 1 },
! 48: { "-1", 0, 1, -1 },
! 49: { "-1", 0, 123, -1 },
! 50: { "-1", 0, ULONG_MAX, -1 },
! 51:
! 52: { "123", 123, 1, 0 },
! 53: { "124", 123, 1, 1 },
! 54: { "122", 123, 1, -1 },
! 55:
! 56: { "-123", 123, 1, -1 },
! 57: { "-124", 123, 1, -1 },
! 58: { "-122", 123, 1, -1 },
! 59:
! 60: { "123", -123, 1, 1 },
! 61: { "124", -123, 1, 1 },
! 62: { "122", -123, 1, 1 },
! 63:
! 64: { "-123", -123, 1, 0 },
! 65: { "-124", -123, 1, -1 },
! 66: { "-122", -123, 1, 1 },
! 67:
! 68: { "5/7", 3,4, -1 },
! 69: { "5/7", -3,4, 1 },
! 70: { "-5/7", 3,4, -1 },
! 71: { "-5/7", -3,4, 1 },
! 72: };
! 73:
! 74: mpq_t q;
! 75: int i, got;
! 76:
! 77: mpq_init (q);
! 78:
! 79: for (i = 0; i < numberof (data); i++)
! 80: {
! 81: mpq_set_str_or_abort (q, data[i].q, 0);
! 82: MPQ_CHECK_FORMAT (q);
! 83:
! 84: got = mpq_cmp_si (q, data[i].n, data[i].d);
! 85: if (SGN(got) != data[i].want)
! 86: {
! 87: printf ("mpq_cmp_si wrong\n");
! 88: error:
! 89: mpq_trace (" q", q);
! 90: printf (" n=%ld\n", data[i].n);
! 91: printf (" d=%lu\n", data[i].d);
! 92: printf (" got=%d\n", got);
! 93: printf (" want=%d\n", data[i].want);
! 94: abort ();
! 95: }
! 96:
! 97: if (data[i].n == 0)
! 98: {
! 99: got = mpq_cmp_si (q, 0L, data[i].d);
! 100: if (SGN(got) != data[i].want)
! 101: {
! 102: printf ("mpq_cmp_si wrong\n");
! 103: goto error;
! 104: }
! 105: }
! 106: }
! 107:
! 108: mpq_clear (q);
! 109: }
! 110:
! 111: int
! 112: main (int argc, char **argv)
! 113: {
! 114: tests_start ();
! 115:
! 116: check_data ();
! 117:
! 118: tests_end ();
! 119: exit (0);
! 120: }
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>