pqc/external/flint-2.4.3/nmod_poly/test/t-get_set_coeff_ui.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) 2010 William Hart
******************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <gmp.h>
#include "flint.h"
#include "nmod_poly.h"
#include "ulong_extras.h"
int
main(void)
{
int i, result;
ulong j;
FLINT_TEST_INIT(state);
flint_printf("get/set_coeff_ui....");
fflush(stdout);
/* Check aliasing of a and b */
for (i = 0; i < 1000 * flint_test_multiplier(); i++)
{
nmod_poly_t a;
mp_limb_t n = n_randtest_not_zero(state);
mp_limb_t c1 = n_randtest(state), c2;
j = n_randint(state, 100);
nmod_poly_init(a, n);
nmod_poly_randtest(a, state, n_randint(state, 100));
nmod_poly_set_coeff_ui(a, j, c1);
c2 = nmod_poly_get_coeff_ui(a, j);
result = (c2 == c1 % n);
if (!result)
{
flint_printf("FAIL:\n");
flint_printf("j = %wu, c1 = %wu, c2 = %wu, n = %wu\n", j, c1, c2, a->mod.n);
nmod_poly_print(a), flint_printf("\n\n");
abort();
}
nmod_poly_clear(a);
}
FLINT_TEST_CLEANUP(state);
flint_printf("PASS\n");
return 0;
}