56 lines
1.9 KiB
C
56 lines
1.9 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) 2011 Sebastian Pancratz
|
||
|
|
Copyright (C) 2012 Andres Goens
|
||
|
|
Copyright (C) 2013 Mike Hansen
|
||
|
|
|
||
|
|
******************************************************************************/
|
||
|
|
|
||
|
|
#include "fq_nmod.h"
|
||
|
|
|
||
|
|
void
|
||
|
|
fq_nmod_ctx_randtest(fq_nmod_ctx_t ctx, flint_rand_t state)
|
||
|
|
{
|
||
|
|
nmod_poly_t modulus;
|
||
|
|
mp_limb_t x;
|
||
|
|
fmpz_t p;
|
||
|
|
slong d;
|
||
|
|
|
||
|
|
fmpz_init(p);
|
||
|
|
fmpz_set_ui(p, n_randprime(state, 2 + n_randint(state, 6), 1));
|
||
|
|
d = n_randint(state, 10) + 1;
|
||
|
|
fq_nmod_ctx_init_conway(ctx, p, d, "a");
|
||
|
|
fmpz_clear(p);
|
||
|
|
|
||
|
|
/* Test non-monic modulus */
|
||
|
|
if (n_randint(state, 2))
|
||
|
|
{
|
||
|
|
nmod_poly_init(modulus, ctx->mod.n);
|
||
|
|
nmod_poly_set(modulus, ctx->modulus);
|
||
|
|
x = n_randint(state, ctx->mod.n - 1) + 1;
|
||
|
|
nmod_poly_scalar_mul_nmod(modulus, modulus, x);
|
||
|
|
fq_nmod_ctx_clear(ctx);
|
||
|
|
fq_nmod_ctx_init_modulus(ctx, modulus, "a");
|
||
|
|
nmod_poly_clear(modulus);
|
||
|
|
}
|
||
|
|
}
|