pqc/external/flint-2.4.3/fmpq/test/t-init_set_readonly.c
2014-05-24 23:16:06 +02:00

127 lines
3.0 KiB
C

/*=============================================================================
This file is part of FLINT.
FLINT is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
FLINT 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with FLINT; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
=============================================================================*/
/******************************************************************************
Copyright (C) 2010, 2011 Sebastian Pancratz
******************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <gmp.h>
#include "flint.h"
#include "long_extras.h"
#include "fmpz.h"
#include "fmpq.h"
int main(void)
{
int i;
FLINT_TEST_INIT(state);
flint_printf("init_set_readonly....");
fflush(stdout);
/* Create some small fmpq rationals, clear the mpq_t */
for (i = 0; i < 100000; i++)
{
fmpq_t f;
mpq_t z;
fmpq_init(f);
fmpq_randtest(f, state, FLINT_BITS - 2);
mpq_init(z);
fmpq_get_mpq(z, f);
{
fmpq_t g;
fmpq_init_set_readonly(g, z);
fmpq_clear_readonly(g);
}
mpq_clear(z);
}
/* Create some small fmpq ratioals, do *not* clear the mpq_t */
for (i = 0; i < 100000; i++)
{
fmpq_t f;
mpq_t z;
fmpq_init(f);
fmpq_randtest(f, state, FLINT_BITS - 2);
mpq_init(z);
fmpq_get_mpq(z, f);
{
fmpq_t g;
fmpq_init_set_readonly(g, z);
}
mpq_clear(z);
}
/* Create some more fmpq rationals */
for (i = 0; i < 100000; i++)
{
fmpq_t f;
mpq_t z;
fmpq_init(f);
fmpq_randtest(f, state, 2 * FLINT_BITS);
mpq_init(z);
fmpq_get_mpq(z, f);
{
fmpq_t g, h;
fmpq_init_set_readonly(g, z);
fmpq_init(h);
fmpq_set_mpq(h, z);
if (!fmpq_equal(g, h))
{
flint_printf("FAIL:\n\n");
flint_printf("g = "), fmpq_print(g), flint_printf("\n");
flint_printf("h = "), fmpq_print(h), flint_printf("\n");
gmp_printf("z = %Qd\n", z);
}
fmpq_clear_readonly(g);
fmpq_clear(h);
}
fmpq_clear(f);
mpq_clear(z);
}
FLINT_TEST_CLEANUP(state);
flint_printf("PASS\n");
return 0;
}