1/* Test atanh.
2   Copyright (C) 1997-2022 Free Software Foundation, Inc.
3   This file is part of the GNU C Library.
4
5   The GNU C Library is free software; you can redistribute it and/or
6   modify it under the terms of the GNU Lesser General Public
7   License as published by the Free Software Foundation; either
8   version 2.1 of the License, or (at your option) any later version.
9
10   The GNU C Library is distributed in the hope that it will be useful,
11   but WITHOUT ANY WARRANTY; without even the implied warranty of
12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13   Lesser General Public License for more details.
14
15   You should have received a copy of the GNU Lesser General Public
16   License along with the GNU C Library; if not, see
17   <https://www.gnu.org/licenses/>.  */
18
19#include "libm-test-driver.c"
20
21static const struct test_f_f_data atanh_test_data[] =
22  {
23    TEST_f_f (atanh, 1, plus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
24    TEST_f_f (atanh, -1, minus_infty, DIVIDE_BY_ZERO_EXCEPTION|ERRNO_ERANGE),
25    TEST_f_f (atanh, qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
26    TEST_f_f (atanh, -qnan_value, qnan_value, NO_INEXACT_EXCEPTION|ERRNO_UNCHANGED),
27    TEST_f_f (atanh, snan_value, qnan_value, INVALID_EXCEPTION),
28    TEST_f_f (atanh, -snan_value, qnan_value, INVALID_EXCEPTION),
29
30    /* atanh (x) == qNaN plus invalid exception if |x| > 1.  */
31    TEST_f_f (atanh, 1.125L, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
32    TEST_f_f (atanh, -1.125L, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
33    TEST_f_f (atanh, max_value, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
34    TEST_f_f (atanh, -max_value, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
35    TEST_f_f (atanh, plus_infty, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
36    TEST_f_f (atanh, minus_infty, qnan_value, INVALID_EXCEPTION|ERRNO_EDOM),
37
38    AUTO_TESTS_f_f (atanh),
39  };
40
41static void
42atanh_test (void)
43{
44  ALL_RM_TEST (atanh, 0, atanh_test_data, RUN_TEST_LOOP_f_f, END);
45}
46
47static void
48do_test (void)
49{
50  atanh_test ();
51}
52
53/*
54 * Local Variables:
55 * mode:c
56 * End:
57 */
58