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/* Test file for mpfr_sec.
Copyright 2005 Free Software Foundation, Inc.
This file is part of the MPFR Library.
The MPFR Library 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 2.1 of the License, or (at your
option) any later version.
The MPFR Library 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 the MPFR Library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Place, Fifth Floor, Boston,
MA 02110-1301, USA. */
#include <stdio.h>
#include <stdlib.h>
#include "mpfr-test.h"
#define TEST_FUNCTION mpfr_sec
#include "tgeneric.c"
static void
check_specials (void)
{
mpfr_t x, y;
mpfr_init2 (x, 123L);
mpfr_init2 (y, 123L);
mpfr_set_nan (x);
mpfr_sec (y, x, GMP_RNDN);
if (! mpfr_nan_p (y))
{
printf ("Error: sec(NaN) != NaN\n");
exit (1);
}
mpfr_set_inf (x, 1);
mpfr_sec (y, x, GMP_RNDN);
if (! mpfr_nan_p (y))
{
printf ("Error: sec(Inf) != NaN\n");
exit (1);
}
mpfr_set_inf (x, -1);
mpfr_sec (y, x, GMP_RNDN);
if (! mpfr_nan_p (y))
{
printf ("Error: sec(-Inf) != NaN\n");
exit (1);
}
/* sec(+/-0) = 1 */
mpfr_set_ui (x, 0, GMP_RNDN);
mpfr_sec (y, x, GMP_RNDN);
if (mpfr_cmp_ui (y, 1))
{
printf ("Error: sec(+0) != 1\n");
exit (1);
}
mpfr_neg (x, x, GMP_RNDN);
mpfr_sec (y, x, GMP_RNDN);
if (mpfr_cmp_ui (y, 1))
{
printf ("Error: sec(-0) != 1\n");
exit (1);
}
mpfr_clear (x);
mpfr_clear (y);
}
int
main (int argc, char *argv[])
{
tests_start_mpfr ();
check_specials ();
test_generic (2, 200, 10);
tests_end_mpfr ();
return 0;
}
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