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7c3018f9 | 1 | /* Basic tests for __strtod_internal. |
d614a753 | 2 | Copyright (C) 1991-2020 Free Software Foundation, Inc. |
7c3018f9 ZW |
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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
7c3018f9 ZW |
18 | |
19 | #include <ctype.h> | |
20 | #include <locale.h> | |
21 | #include <stddef.h> | |
22 | #include <stdio.h> | |
23 | #include <stdlib.h> | |
24 | #include <errno.h> | |
25 | #include <string.h> | |
26 | #include <math.h> | |
27 | ||
28 | /* Perform a few tests in a locale with thousands separators. */ | |
29 | static int | |
30 | do_test (void) | |
31 | { | |
32 | static const struct | |
33 | { | |
34 | const char *loc; | |
35 | const char *str; | |
36 | double exp; | |
37 | ptrdiff_t nread; | |
38 | } tests[] = | |
39 | { | |
40 | { "de_DE.UTF-8", "1,5", 1.5, 3 }, | |
41 | { "de_DE.UTF-8", "1.5", 1.0, 1 }, | |
42 | { "de_DE.UTF-8", "1.500", 1500.0, 5 }, | |
43 | { "de_DE.UTF-8", "36.893.488.147.419.103.232", 0x1.0p65, 26 } | |
44 | }; | |
45 | #define ntests (sizeof (tests) / sizeof (tests[0])) | |
46 | size_t n; | |
47 | int result = 0; | |
48 | ||
49 | puts ("\nLocale tests"); | |
50 | ||
51 | for (n = 0; n < ntests; ++n) | |
52 | { | |
53 | double d; | |
54 | char *endp; | |
55 | ||
56 | if (setlocale (LC_ALL, tests[n].loc) == NULL) | |
57 | { | |
58 | printf ("cannot set locale %s\n", tests[n].loc); | |
59 | result = 1; | |
60 | continue; | |
61 | } | |
62 | ||
63 | d = __strtod_internal (tests[n].str, &endp, 1); | |
64 | if (d != tests[n].exp) | |
65 | { | |
66 | printf ("strtod(\"%s\") returns %g and not %g\n", | |
67 | tests[n].str, d, tests[n].exp); | |
68 | result = 1; | |
69 | } | |
70 | else if (endp - tests[n].str != tests[n].nread) | |
71 | { | |
72 | printf ("strtod(\"%s\") read %td bytes and not %td\n", | |
73 | tests[n].str, endp - tests[n].str, tests[n].nread); | |
74 | result = 1; | |
75 | } | |
76 | } | |
77 | ||
78 | if (result == 0) | |
79 | puts ("all OK"); | |
80 | ||
81 | return result ? EXIT_FAILURE : EXIT_SUCCESS; | |
82 | } | |
83 | ||
84 | #include <support/test-driver.c> |