147 lines
3.6 KiB
C
147 lines
3.6 KiB
C
/* Test mpq_equal.
|
|
|
|
Copyright 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 2.1 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; see the file COPYING.LIB. If not, write to
|
|
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
MA 02110-1301, USA. */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include "gmp.h"
|
|
#include "gmp-impl.h"
|
|
#include "tests.h"
|
|
|
|
|
|
void
|
|
check_one (mpq_srcptr x, mpq_srcptr y, int want)
|
|
{
|
|
int got;
|
|
|
|
MPQ_CHECK_FORMAT (x);
|
|
MPQ_CHECK_FORMAT (y);
|
|
|
|
got = mpq_equal (x, y);
|
|
if ((got != 0) != (want != 0))
|
|
{
|
|
printf ("mpq_equal got %d want %d\n", got, want);
|
|
mpq_trace ("x", x);
|
|
mpq_trace ("y", y);
|
|
abort ();
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
check_all (mpq_ptr x, mpq_ptr y, int want)
|
|
{
|
|
check_one (x, y, want);
|
|
check_one (y, x, want);
|
|
|
|
mpq_neg (x, x);
|
|
mpq_neg (y, y);
|
|
|
|
check_one (x, y, want);
|
|
check_one (y, x, want);
|
|
}
|
|
|
|
|
|
#define SET4Z(z, size,l3,l2,l1,l0) \
|
|
SIZ(z) = size; PTR(z)[3] = l3; PTR(z)[2] = l2; PTR(z)[1] = l1; PTR(z)[0] = l0
|
|
|
|
#define SET4(q, nsize,n3,n2,n1,n0, dsize,d3,d2,d1,d0) \
|
|
SET4Z (mpq_numref(q), nsize,n3,n2,n1,n0); \
|
|
SET4Z (mpq_denref(q), dsize,d3,d2,d1,d0)
|
|
|
|
|
|
/* Exercise various combinations of same and slightly different values. */
|
|
|
|
void
|
|
check_various (void)
|
|
{
|
|
mpq_t x, y;
|
|
|
|
mpq_init (x);
|
|
mpq_init (y);
|
|
|
|
mpz_realloc (mpq_numref(x), (mp_size_t) 20);
|
|
mpz_realloc (mpq_denref(x), (mp_size_t) 20);
|
|
mpz_realloc (mpq_numref(y), (mp_size_t) 20);
|
|
mpz_realloc (mpq_denref(y), (mp_size_t) 20);
|
|
|
|
/* 0 == 0 */
|
|
SET4 (x, 0,13,12,11,10, 1,23,22,21,1);
|
|
SET4 (y, 0,33,32,31,30, 1,43,42,41,1);
|
|
check_all (x, y, 1);
|
|
|
|
/* 83/99 == 83/99 */
|
|
SET4 (x, 1,13,12,11,83, 1,23,22,21,99);
|
|
SET4 (y, 1,33,32,31,83, 1,43,42,41,99);
|
|
check_all (x, y, 1);
|
|
|
|
/* 1:2:3:4/5:6:7 == 1:2:3:4/5:6:7 */
|
|
SET4 (x, 4,1,2,3,4, 3,88,5,6,7);
|
|
SET4 (y, 4,1,2,3,4, 3,99,5,6,7);
|
|
check_all (x, y, 1);
|
|
|
|
/* various individual changes making != */
|
|
SET4 (x, 4,1,2,3,667, 3,88,5,6,7);
|
|
SET4 (y, 4,1,2,3,4, 3,99,5,6,7);
|
|
check_all (x, y, 0);
|
|
SET4 (x, 4,1,2,666,4, 3,88,5,6,7);
|
|
SET4 (y, 4,1,2,3,4, 3,99,5,6,7);
|
|
check_all (x, y, 0);
|
|
SET4 (x, 4,1,666,3,4, 3,88,5,6,7);
|
|
SET4 (y, 4,1,2,3,4, 3,99,5,6,7);
|
|
check_all (x, y, 0);
|
|
#if GMP_NUMB_BITS != 62
|
|
SET4 (x, 4,667,2,3,4, 3,88,5,6,7);
|
|
SET4 (y, 4,1,2,3,4, 3,99,5,6,7);
|
|
check_all (x, y, 0);
|
|
#endif
|
|
SET4 (x, 4,1,2,3,4, 3,88,5,6,667);
|
|
SET4 (y, 4,1,2,3,4, 3,99,5,6,7);
|
|
check_all (x, y, 0);
|
|
SET4 (x, 4,1,2,3,4, 3,88,5,667,7);
|
|
SET4 (y, 4,1,2,3,4, 3,99,5,6,7);
|
|
check_all (x, y, 0);
|
|
SET4 (x, 4,1,2,3,4, 3,88,666,6,7);
|
|
SET4 (y, 4,1,2,3,4, 3,99,5,6,7);
|
|
check_all (x, y, 0);
|
|
SET4 (x, -4,1,2,3,4, 3,88,5,6,7);
|
|
SET4 (y, 4,1,2,3,4, 3,99,5,6,7);
|
|
check_all (x, y, 0);
|
|
SET4 (x, 1,1,2,3,4, 3,88,5,6,7);
|
|
SET4 (y, 4,1,2,3,4, 3,99,5,6,7);
|
|
check_all (x, y, 0);
|
|
|
|
mpq_clear (x);
|
|
mpq_clear (y);
|
|
}
|
|
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
tests_start ();
|
|
mp_trace_base = -16;
|
|
|
|
check_various ();
|
|
|
|
tests_end ();
|
|
exit (0);
|
|
}
|