1/* Test file for mpfr_asinh.
2
3Copyright 2001-2004, 2006-2023 Free Software Foundation, Inc.
4Contributed by the AriC and Caramba projects, INRIA.
5
6This file is part of the GNU MPFR Library.
7
8The GNU MPFR Library is free software; you can redistribute it and/or modify
9it under the terms of the GNU Lesser General Public License as published by
10the Free Software Foundation; either version 3 of the License, or (at your
11option) any later version.
12
13The GNU MPFR Library is distributed in the hope that it will be useful, but
14WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
16License for more details.
17
18You should have received a copy of the GNU Lesser General Public License
19along with the GNU MPFR Library; see the file COPYING.LESSER.  If not, see
20https://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc.,
2151 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */
22
23#include "mpfr-test.h"
24
25#define TEST_FUNCTION mpfr_asinh
26#include "tgeneric.c"
27
28static void
29special (void)
30{
31  mpfr_t x, y, z;
32
33  mpfr_init (x);
34  mpfr_init (y);
35
36  MPFR_SET_INF(x);
37  mpfr_set_ui (y, 1, MPFR_RNDN);
38  mpfr_asinh (x, y, MPFR_RNDN);
39  if (MPFR_IS_INF(x) || MPFR_IS_NAN(x) )
40    {
41      printf ("Inf flag not clears in asinh!\n");
42      exit (1);
43    }
44
45  MPFR_SET_NAN(x);
46  mpfr_asinh (x, y, MPFR_RNDN);
47  if (MPFR_IS_NAN(x) || MPFR_IS_INF(x))
48    {
49      printf ("NAN flag not clears in asinh!\n");
50      exit (1);
51    }
52
53  /* asinh(+0) = +0, asinh(-0) = -0 */
54  mpfr_set_ui (x, 0, MPFR_RNDN);
55  mpfr_asinh (y, x, MPFR_RNDN);
56  if (MPFR_NOTZERO (y) || MPFR_IS_NEG (y))
57    {
58      printf ("Error: mpfr_asinh(+0) <> +0\n");
59      exit (1);
60    }
61  mpfr_neg (x, x, MPFR_RNDN);
62  mpfr_asinh (y, x, MPFR_RNDN);
63  if (MPFR_NOTZERO (y) || MPFR_IS_POS (y))
64    {
65      printf ("Error: mpfr_asinh(-0) <> -0\n");
66      exit (1);
67    }
68
69  MPFR_SET_NAN(x);
70  mpfr_asinh (y, x, MPFR_RNDN);
71  if (!mpfr_nan_p (y))
72    {
73      printf ("Error: mpfr_asinh(NaN) <> NaN\n");
74      exit (1);
75    }
76
77  mpfr_set_inf (x, 1);
78  mpfr_asinh (y, x, MPFR_RNDN);
79  if (!mpfr_inf_p (y) || mpfr_sgn (y) < 0)
80    {
81      printf ("Error: mpfr_asinh(+Inf) <> +Inf\n");
82      exit (1);
83    }
84
85  mpfr_set_inf (x, -1);
86  mpfr_asinh (y, x, MPFR_RNDN);
87  if (!mpfr_inf_p (y) || mpfr_sgn (y) > 0)
88    {
89      printf ("Error: mpfr_asinh(-Inf) <> -Inf\n");
90      exit (1);
91    }
92
93  mpfr_set_prec (x, 32);
94  mpfr_set_prec (y, 32);
95
96  mpfr_set_str_binary (x, "0.1010100100111011001111100101E-1");
97  mpfr_asinh (x, x, MPFR_RNDN);
98  mpfr_set_str_binary (y, "0.10100110010010101101010011011101E-1");
99  if (!mpfr_equal_p (x, y))
100    {
101      printf ("Error: mpfr_asinh (1)\n");
102      exit (1);
103    }
104
105  mpfr_set_str_binary (x, "-.10110011011010111110010001100001");
106  mpfr_asinh (x, x, MPFR_RNDN);
107  mpfr_set_str_binary (y, "-.10100111010000111001011100110011");
108  if (!mpfr_equal_p (x, y))
109    {
110      printf ("Error: mpfr_asinh (2)\n");
111      exit (1);
112    }
113
114  mpfr_set_prec (x, 33);
115  mpfr_set_prec (y, 43);
116  mpfr_set_str_binary (x, "0.111001101100000110011001010000101");
117  mpfr_asinh (y, x, MPFR_RNDZ);
118  mpfr_init2 (z, 43);
119  mpfr_set_str_binary (z, "0.1100111101010101101010101110000001000111001");
120  if (!mpfr_equal_p (y, z))
121    {
122      printf ("Error: mpfr_asinh (3)\n");
123      exit (1);
124    }
125
126  mpfr_set_prec (x, 53);
127  mpfr_set_prec (y, 2);
128  mpfr_set_str (x, "1.8000000000009@-6", 16, MPFR_RNDN);
129  mpfr_asinh (y, x, MPFR_RNDZ);
130  mpfr_set_prec (z, 2);
131  mpfr_set_str (z, "1.0@-6", 16, MPFR_RNDN);
132  if (!mpfr_equal_p (y, z))
133    {
134      printf ("Error: mpfr_asinh (4)\n");
135      exit (1);
136    }
137
138  mpfr_clear (x);
139  mpfr_clear (y);
140  mpfr_clear (z);
141}
142
143int
144main (int argc, char *argv[])
145{
146  tests_start_mpfr ();
147
148  special ();
149
150  test_generic (MPFR_PREC_MIN, 100, 25);
151
152  data_check ("data/asinh", mpfr_asinh, "mpfr_asinh");
153  bad_cases (mpfr_asinh, mpfr_sinh, "mpfr_asinh", 256, -128, 29,
154             4, 128, 800, 40);
155
156  tests_end_mpfr ();
157  return 0;
158}
159