arb/fmprb/test/t-gamma_series_fmpq_bsplit.c
2013-01-15 12:09:26 +01:00

82 lines
2.4 KiB
C

/*=============================================================================
This file is part of ARB.
ARB 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.
ARB 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 ARB; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
=============================================================================*/
/******************************************************************************
Copyright (C) 2012 Fredrik Johansson
******************************************************************************/
#include "fmprb.h"
int main()
{
long iter;
flint_rand_t state;
printf("gamma_series_fmpq_bsplit....");
fflush(stdout);
flint_randinit(state);
for (iter = 0; iter < 250; iter++)
{
fmprb_struct *u, *v;
fmpq_t a;
ulong p, q;
long i, len, prec1, prec2;
len = 1 + n_randint(state, 10);
prec1 = 2 + n_randint(state, 1000);
prec2 = prec1 + 30;
u = _fmprb_vec_init(len);
v = _fmprb_vec_init(len);
fmpq_init(a);
q = 1 + n_randint(state, 20);
p = q - n_randint(state, q);
fmpq_set_si(a, p, q);
_fmprb_gamma_series_fmpq_bsplit(u, a, len, prec1);
_fmprb_gamma_series_fmpq_bsplit(v, a, len, prec2);
for (i = 0; i < len; i++)
{
if (!fmprb_overlaps(u + i, v + i))
{
printf("FAIL: overlap\n\n");
printf("p = %lu, q = %lu, len = %ld, i = %ld\n\n", p, q, len, i);
printf("u = "); fmprb_printd(u + i, prec1 / 3.33); printf("\n\n");
printf("v = "); fmprb_printd(v + i, prec2 / 3.33); printf("\n\n");
abort();
}
}
fmpq_clear(a);
_fmprb_vec_clear(u, len);
_fmprb_vec_clear(v, len);
}
flint_randclear(state);
_fmpz_cleanup();
printf("PASS\n");
return EXIT_SUCCESS;
}