glibc/math/libm-test-carg.inc

73 lines
2.0 KiB
PHP

/* Test carg.
Copyright (C) 1997-2024 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C 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 GNU C 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 GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include "libm-test-driver.c"
static const struct test_c_f_data carg_test_data[] =
{
/* carg (x + iy) is specified as atan2 (y, x) */
/* carg (inf + i y) == +0 for finite y > 0. */
TEST_c_f (carg, plus_infty, 2.0, 0),
/* carg (inf + i y) == -0 for finite y < 0. */
TEST_c_f (carg, plus_infty, -2.0, minus_zero),
/* carg(x + i inf) == pi/2 for finite x. */
TEST_c_f (carg, 10.0, plus_infty, lit_pi_2_d),
/* carg(x - i inf) == -pi/2 for finite x. */
TEST_c_f (carg, 10.0, minus_infty, -lit_pi_2_d),
/* carg (-inf + i y) == +pi for finite y > 0. */
TEST_c_f (carg, minus_infty, 10.0, lit_pi),
/* carg (-inf + i y) == -pi for finite y < 0. */
TEST_c_f (carg, minus_infty, -10.0, -lit_pi),
TEST_c_f (carg, plus_infty, plus_infty, lit_pi_4_d),
TEST_c_f (carg, plus_infty, minus_infty, -lit_pi_4_d),
TEST_c_f (carg, minus_infty, plus_infty, lit_pi_3_m_4_d),
TEST_c_f (carg, minus_infty, minus_infty, -lit_pi_3_m_4_d),
TEST_c_f (carg, qnan_value, qnan_value, qnan_value),
AUTO_TESTS_c_f (carg),
};
static void
carg_test (void)
{
ALL_RM_TEST (carg, 0, carg_test_data, RUN_TEST_LOOP_c_f, END);
}
static void
do_test (void)
{
carg_test ();
}
/*
* Local Variables:
* mode:c
* End:
*/