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7c3018f9 ZW |
1 | /* Tests of strtod in a locale using decimal comma. |
2 | Copyright (C) 2007-2017 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 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
64f6281c UD |
19 | #include <locale.h> |
20 | #include <stdio.h> | |
21 | #include <stdlib.h> | |
22 | #include <string.h> | |
23 | #include <math.h> | |
24 | ||
25 | #define NBSP "\xc2\xa0" | |
26 | ||
27 | static const struct | |
28 | { | |
29 | const char *in; | |
64f6281c UD |
30 | double expected; |
31 | } tests[] = | |
32 | { | |
7c3018f9 ZW |
33 | { "0", 0.0 }, |
34 | { "000", 0.0 }, | |
35 | { "-0", -0.0 }, | |
36 | { "-000", -0.0 }, | |
37 | { "0,", 0.0 }, | |
38 | { "-0,", -0.0 }, | |
39 | { "0,0", 0.0 }, | |
40 | { "-0,0", -0.0 }, | |
41 | { "0e-10", 0.0 }, | |
42 | { "-0e-10", -0.0 }, | |
43 | { "0,e-10", 0.0 }, | |
44 | { "-0,e-10", -0.0 }, | |
45 | { "0,0e-10", 0.0 }, | |
46 | { "-0,0e-10", -0.0 }, | |
47 | { "0e-1000000", 0.0 }, | |
48 | { "-0e-1000000", -0.0 }, | |
49 | { "0,0e-1000000", 0.0 }, | |
50 | { "-0,0e-1000000", -0.0 }, | |
64f6281c UD |
51 | }; |
52 | #define NTESTS (sizeof (tests) / sizeof (tests[0])) | |
53 | ||
54 | ||
55 | static int | |
56 | do_test (void) | |
57 | { | |
58 | if (setlocale (LC_ALL, "cs_CZ.UTF-8") == NULL) | |
59 | { | |
60 | puts ("could not set locale"); | |
61 | return 1; | |
62 | } | |
63 | ||
64 | int status = 0; | |
65 | ||
66 | for (int i = 0; i < NTESTS; ++i) | |
67 | { | |
68 | char *ep; | |
7c3018f9 | 69 | double r = strtod (tests[i].in, &ep); |
64f6281c UD |
70 | |
71 | if (*ep != '\0') | |
72 | { | |
73 | printf ("%d: got rest string \"%s\", expected \"\"\n", i, ep); | |
74 | status = 1; | |
75 | } | |
76 | ||
77 | if (r != tests[i].expected | |
78 | || copysign (10.0, r) != copysign (10.0, tests[i].expected)) | |
79 | { | |
80 | printf ("%d: got wrong results %g, expected %g\n", | |
81 | i, r, tests[i].expected); | |
82 | status = 1; | |
83 | } | |
84 | } | |
85 | ||
86 | return status; | |
87 | } | |
88 | ||
7c3018f9 | 89 | #include <support/test-driver.c> |