pqc/external/flint-2.4.3/fmpz_vec/test/t-scalar_mul_si.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) 2009, 2010 William Hart
Copyright (C) 2010 Sebastian Pancratz
******************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <gmp.h>
#include "flint.h"
#include "fmpz.h"
#include "fmpz_vec.h"
#include "ulong_extras.h"
#include "long_extras.h"
int
main(void)
{
int i, result;
FLINT_TEST_INIT(state);
flint_printf("scalar_mul_si....");
fflush(stdout);
/* Check aliasing of a and b */
for (i = 0; i < 1000 * flint_test_multiplier(); i++)
{
fmpz *a, *b;
slong len = n_randint(state, 100);
slong n = z_randtest(state);
a = _fmpz_vec_init(len);
b = _fmpz_vec_init(len);
_fmpz_vec_randtest(a, state, len, 200);
_fmpz_vec_scalar_mul_si(b, a, len, n);
_fmpz_vec_scalar_mul_si(a, a, len, n);
result = (_fmpz_vec_equal(a, b, len));
if (!result)
{
flint_printf("FAIL:\n");
_fmpz_vec_print(a, len), flint_printf("\n\n");
_fmpz_vec_print(b, len), flint_printf("\n\n");
abort();
}
_fmpz_vec_clear(a, len);
_fmpz_vec_clear(b, len);
}
/* Check agreement with _fmpz */
for (i = 0; i < 1000 * flint_test_multiplier(); i++)
{
fmpz *a, *b;
slong len, n;
fmpz_t x;
len = n_randint(state, 100);
a = _fmpz_vec_init(len);
b = _fmpz_vec_init(len);
_fmpz_vec_randtest(a, state, len, 200);
n = z_randtest(state);
fmpz_init(x);
fmpz_set_si(x, n);
_fmpz_vec_scalar_mul_fmpz(b, a, len, x);
_fmpz_vec_scalar_mul_si(a, a, len, n);
result = (_fmpz_vec_equal(a, b, len));
if (!result)
{
flint_printf("FAIL:\n");
_fmpz_vec_print(a, len), flint_printf("\n\n");
_fmpz_vec_print(b, len), flint_printf("\n\n");
flint_printf("%li\n\n", n);
abort();
}
_fmpz_vec_clear(a, len);
_fmpz_vec_clear(b, len);
fmpz_clear(x);
}
FLINT_TEST_CLEANUP(state);
flint_printf("PASS\n");
return 0;
}