94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
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/* Test mpf_set_si and mpf_init_set_si.
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Copyright 2000, 2001, 2003 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 "gmp.h"
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#include "gmp-impl.h"
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#include "tests.h"
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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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long x;
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mp_size_t want_size;
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mp_limb_t want_data[2];
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} data[] = {
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{ 0L, 0 },
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{ 1L, 1, { 1 } },
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{ -1L, -1, { 1 } },
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#if GMP_NUMB_BITS >= BITS_PER_ULONG
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{ LONG_MAX, 1, { LONG_MAX, 0 } },
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{ -LONG_MAX, -1, { LONG_MAX, 0 } },
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{ LONG_HIGHBIT, -1, { ULONG_HIGHBIT, 0 } },
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#else
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{ LONG_MAX, 2, { LONG_MAX & GMP_NUMB_MASK, LONG_MAX >> GMP_NUMB_BITS } },
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{ -LONG_MAX, -2, { LONG_MAX & GMP_NUMB_MASK, LONG_MAX >> GMP_NUMB_BITS }},
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{ LONG_HIGHBIT, -2, { 0, ULONG_HIGHBIT >> GMP_NUMB_BITS } },
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#endif
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};
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mpf_t x;
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int i;
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for (i = 0; i < numberof (data); i++)
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{
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mpf_init (x);
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mpf_set_si (x, data[i].x);
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MPF_CHECK_FORMAT (x);
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if (x->_mp_size != data[i].want_size
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ABS (data[i].want_size)) != 0
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|| x->_mp_exp != ABS (data[i].want_size))
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{
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printf ("mpf_set_si wrong on data[%d]\n", i);
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abort();
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}
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mpf_clear (x);
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mpf_init_set_si (x, data[i].x);
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MPF_CHECK_FORMAT (x);
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if (x->_mp_size != data[i].want_size
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ABS (data[i].want_size)) != 0
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|| x->_mp_exp != ABS (data[i].want_size))
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{
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printf ("mpf_init_set_si wrong on data[%d]\n", i);
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abort();
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}
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mpf_clear (x);
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}
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}
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int
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main (void)
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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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