99 lines
2.8 KiB
C
99 lines
2.8 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 Sebastian Pancratz
|
||
|
|
Copyright (C) 2009 William Hart
|
||
|
|
|
||
|
|
******************************************************************************/
|
||
|
|
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <gmp.h>
|
||
|
|
#include "flint.h"
|
||
|
|
#include "fmpz.h"
|
||
|
|
#include "fmpq_poly.h"
|
||
|
|
#include "ulong_extras.h"
|
||
|
|
|
||
|
|
int
|
||
|
|
main(void)
|
||
|
|
{
|
||
|
|
int i, j, result;
|
||
|
|
ulong cflags = UWORD(0);
|
||
|
|
|
||
|
|
mpq_t n1, n2;
|
||
|
|
|
||
|
|
FLINT_TEST_INIT(state);
|
||
|
|
|
||
|
|
flint_printf("get/set_coeff_fmpz....");
|
||
|
|
fflush(stdout);
|
||
|
|
|
||
|
|
mpq_init(n1);
|
||
|
|
mpq_init(n2);
|
||
|
|
|
||
|
|
for (i = 0; i < 100 * flint_test_multiplier(); i++)
|
||
|
|
{
|
||
|
|
fmpq_poly_t a;
|
||
|
|
fmpz_t x1, x2;
|
||
|
|
slong coeff, len;
|
||
|
|
|
||
|
|
fmpq_poly_init(a);
|
||
|
|
fmpz_init(x1);
|
||
|
|
fmpz_init(x2);
|
||
|
|
len = (slong) (n_randint(state, 100) + 1);
|
||
|
|
|
||
|
|
for (j = 0; j < 100; j++)
|
||
|
|
{
|
||
|
|
fmpz_randtest(x1, state, 200);
|
||
|
|
fmpz_get_mpz(mpq_numref(n1), x1);
|
||
|
|
flint_mpz_set_si(mpq_denref(n1), 1);
|
||
|
|
coeff = (slong) n_randint(state, len);
|
||
|
|
fmpq_poly_set_coeff_fmpz(a, coeff, x1);
|
||
|
|
fmpq_poly_get_coeff_mpq(n2, a, coeff);
|
||
|
|
|
||
|
|
cflags |= fmpq_poly_is_canonical(a) ? 0 : 1;
|
||
|
|
result = (mpq_equal(n1, n2) && !cflags);
|
||
|
|
if (!result)
|
||
|
|
{
|
||
|
|
flint_printf("FAIL:\n\n");
|
||
|
|
flint_printf("a = "), fmpq_poly_debug(a), flint_printf("\n\n");
|
||
|
|
flint_printf("coeff = %wd\n\n", coeff);
|
||
|
|
flint_printf("len = %wd\n\n", len);
|
||
|
|
flint_printf("cflags = %wu\n\n", cflags);
|
||
|
|
gmp_printf("n1 = %Qd\n\n", n1);
|
||
|
|
gmp_printf("n2 = %Qd\n\n", n2);
|
||
|
|
abort();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
fmpz_clear(x1);
|
||
|
|
fmpz_clear(x2);
|
||
|
|
fmpq_poly_clear(a);
|
||
|
|
}
|
||
|
|
|
||
|
|
mpq_clear(n1);
|
||
|
|
mpq_clear(n2);
|
||
|
|
|
||
|
|
FLINT_TEST_CLEANUP(state);
|
||
|
|
|
||
|
|
flint_printf("PASS\n");
|
||
|
|
return 0;
|
||
|
|
}
|