pqc/external/flint-2.4.3/fmpq_mat/test/t-is_integral.c

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2014-05-18 22:03:37 +00:00
/*=============================================================================
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) 2011 Fredrik Johansson
******************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <gmp.h>
#include "flint.h"
#include "fmpq.h"
#include "fmpq_mat.h"
int
main(void)
{
int i;
FLINT_TEST_INIT(state);
flint_printf("is_integral....");
fflush(stdout);
for (i = 0; i < 100 * flint_test_multiplier(); i++)
{
fmpq_mat_t A;
fmpz_mat_t B;
slong n, m;
m = n_randint(state, 10);
n = n_randint(state, 10);
fmpq_mat_init(A, m, n);
fmpz_mat_init(B, m, n);
fmpz_mat_randtest(B, state, 10);
fmpq_mat_set_fmpz_mat(A, B);
if (!fmpq_mat_is_integral(A))
{
flint_printf("FAIL\n");
abort();
}
if (m && n)
{
slong i, j;
i = n_randint(state, m);
j = n_randint(state, n);
fmpq_set_si(fmpq_mat_entry(A, i, j), 1, 2);
if (fmpq_mat_is_integral(A))
{
flint_printf("FAIL\n");
abort();
}
}
fmpq_mat_clear(A);
fmpz_mat_clear(B);
}
FLINT_TEST_CLEANUP(state);
flint_printf("PASS\n");
return 0;
}