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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: }