122 lines
2.7 KiB
C
122 lines
2.7 KiB
C
/* Test mpq_cmp_si.
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Copyright 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 <limits.h>
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#include "mpir.h"
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#include "gmp-impl.h"
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#include "tests.h"
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#define printf gmp_printf
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#define SGN(x) ((x)<0 ? -1 : (x) != 0)
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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 *q;
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gmp_si n;
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gmp_ui d;
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int want;
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} data[] = {
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{ "0", 0, 1, 0 },
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{ "0", 0, 123, 0 },
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{ "0", 0, GMP_UI_MAX, 0 },
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{ "1", 0, 1, 1 },
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{ "1", 0, 123, 1 },
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{ "1", 0, GMP_UI_MAX, 1 },
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{ "-1", 0, 1, -1 },
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{ "-1", 0, 123, -1 },
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{ "-1", 0, GMP_UI_MAX, -1 },
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{ "123", 123, 1, 0 },
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{ "124", 123, 1, 1 },
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{ "122", 123, 1, -1 },
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{ "-123", 123, 1, -1 },
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{ "-124", 123, 1, -1 },
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{ "-122", 123, 1, -1 },
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{ "123", -123, 1, 1 },
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{ "124", -123, 1, 1 },
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{ "122", -123, 1, 1 },
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{ "-123", -123, 1, 0 },
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{ "-124", -123, 1, -1 },
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{ "-122", -123, 1, 1 },
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{ "5/7", 3,4, -1 },
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{ "5/7", -3,4, 1 },
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{ "-5/7", 3,4, -1 },
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{ "-5/7", -3,4, 1 },
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};
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mpq_t q;
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int i, got;
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mpq_init (q);
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for (i = 0; i < numberof (data); i++)
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{
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mpq_set_str_or_abort (q, data[i].q, 0);
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MPQ_CHECK_FORMAT (q);
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got = mpq_cmp_si (q, data[i].n, data[i].d);
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if (SGN(got) != data[i].want)
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{
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printf ("mpq_cmp_si wrong\n");
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error:
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mpq_trace (" q", q);
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printf (" n=%Md\n", data[i].n);
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printf (" d=%Mu\n", data[i].d);
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printf (" got=%d\n", got);
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printf (" want=%Md\n", data[i].want);
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abort ();
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}
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if (data[i].n == 0)
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{
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got = mpq_cmp_si (q, 0L, data[i].d);
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if (SGN(got) != data[i].want)
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{
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printf ("mpq_cmp_si wrong\n");
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goto error;
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}
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}
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}
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mpq_clear (q);
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}
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int
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main (int argc, char **argv)
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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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