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/* tacos -- test file for mpc_acos.
Copyright (C) 2009, 2013 INRIA
This file is part of GNU MPC.
GNU MPC is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.
GNU MPC 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 Lesser General Public License for
more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see http://www.gnu.org/licenses/ .
*/
#include "mpc-tests.h"
#define MPC_FUNCTION_CALL \
P[0].mpc_inex = mpc_acos (P[1].mpc, P[2].mpc, P[3].mpc_rnd)
#define MPC_FUNCTION_CALL_REUSE_OP1 \
P[0].mpc_inex = mpc_acos (P[1].mpc, P[1].mpc, P[3].mpc_rnd)
#include "data_check.tpl"
#include "tgeneric.tpl"
/* test with reduced exponent range */
static void
test_reduced (void)
{
mpfr_exp_t emin = mpfr_get_emin ();
mpfr_exp_t emax = mpfr_get_emax ();
mpc_t x, z, zr;
mpfr_set_emin (-148);
mpfr_set_emax (128);
mpc_init2 (x, 24);
mpc_init2 (z, 24);
mpc_init2 (zr, 24);
mpfr_set_flt (mpc_realref (x), -0x0.01f28c10p0f, MPFR_RNDN);
mpfr_set_flt (mpc_imagref (x), -0x6.79cdd0p-68f, MPFR_RNDN);
mpc_acos (z, x, MPC_RNDNN);
mpfr_set_flt (mpc_realref (zr), 0x1.941242p0f, MPFR_RNDN);
mpfr_set_flt (mpc_imagref (zr), 0x6.79da18p-68f, MPFR_RNDN);
if (mpc_cmp (z, zr))
{
printf ("Incorrect acos with reduced exponent range:\n");
mpfr_printf ("Expected (%Re,%Re)\n", mpc_realref (zr), mpc_imagref (zr));
mpfr_printf ("Got (%Re,%Re)\n", mpc_realref (z), mpc_imagref (z));
exit (1);
}
mpc_clear (x);
mpc_clear (z);
mpc_clear (zr);
mpfr_set_emin (emin);
mpfr_set_emax (emax);
}
/* another test with reduced exponent range */
static void
test_reduced2 (void)
{
mpfr_exp_t emin = mpfr_get_emin ();
mpfr_exp_t emax = mpfr_get_emax ();
mpc_t x, z, zr;
mpfr_set_emin (-1073);
mpfr_set_emax (1024);
mpc_init2 (x, 53);
mpc_init2 (z, 53);
mpc_init2 (zr, 53);
mpfr_set_d (mpc_realref (x), -2.2694475687286223e-15, MPFR_RNDN);
mpfr_set_d (mpc_imagref (x), 2.7236935900137536e-309, MPFR_RNDN);
mpc_acos (z, x, MPC_RNDNN);
mpfr_set_d (mpc_realref (zr), 1.5707963267948988, MPFR_RNDN);
mpfr_set_d (mpc_imagref (zr), -2.7236935900137536e-309, MPFR_RNDN);
if (mpc_cmp (z, zr))
{
printf ("Incorrect acos with reduced exponent range:\n");
mpfr_printf ("Expected (%Re,%Re)\n", mpc_realref (zr), mpc_imagref (zr));
mpfr_printf ("Got (%Re,%Re)\n", mpc_realref (z), mpc_imagref (z));
exit (1);
}
mpc_clear (x);
mpc_clear (z);
mpc_clear (zr);
mpfr_set_emin (emin);
mpfr_set_emax (emax);
}
int
main (void)
{
test_start ();
test_reduced ();
test_reduced2 ();
data_check_template ("acos.dsc", "acos.dat");
tgeneric_template ("acos.dsc", 2, 512, 7, 7);
test_end ();
return 0;
}
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