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Annotation of OpenXM_contrib/gmp/tests/mpq/t-cmp_si.c, Revision 1.1.1.1

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: }