1 /* Test file for mpfr_asinh.
2
3 Copyright 2001-2004, 2006-2023 Free Software Foundation, Inc.
4 Contributed by the AriC and Caramba projects, INRIA.
5
6 This file is part of the GNU MPFR Library.
7
8 The GNU MPFR Library is free software; you can redistribute it and/or modify
9 it under the terms of the GNU Lesser General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or (at your
11 option) any later version.
12
13 The GNU MPFR Library is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
16 License for more details.
17
18 You should have received a copy of the GNU Lesser General Public License
19 along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see
20 https://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc.,
21 51 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
28 static void
special(void)29 special (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
143 int
main(int argc,char * argv[])144 main (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