1 /* Test of case-insensitive string comparison function.
2 Copyright (C) 2007-2020 Free Software Foundation, Inc.
3
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
16
17 /* Written by Bruno Haible <bruno@clisp.org>, 2007. */
18
19 #include <config.h>
20
21 #include "c-strcase.h"
22 #include "c-ctype.h"
23
24 #include <locale.h>
25 #include <string.h>
26
27 #include "macros.h"
28
29 int
main(int argc,char * argv[])30 main (int argc, char *argv[])
31 {
32 if (argc > 1)
33 {
34 /* configure should already have checked that the locale is supported. */
35 if (setlocale (LC_ALL, "") == NULL)
36 return 1;
37 }
38
39 ASSERT (c_strncasecmp ("paragraph", "Paragraph", 1000000) == 0);
40 ASSERT (c_strncasecmp ("paragraph", "Paragraph", 9) == 0);
41
42 ASSERT (c_strncasecmp ("paragrapH", "parAgRaph", 1000000) == 0);
43 ASSERT (c_strncasecmp ("paragrapH", "parAgRaph", 9) == 0);
44
45 ASSERT (c_strncasecmp ("paragraph", "paraLyzed", 10) < 0);
46 ASSERT (c_strncasecmp ("paragraph", "paraLyzed", 9) < 0);
47 ASSERT (c_strncasecmp ("paragraph", "paraLyzed", 5) < 0);
48 ASSERT (c_strncasecmp ("paragraph", "paraLyzed", 4) == 0);
49 ASSERT (c_strncasecmp ("paraLyzed", "paragraph", 10) > 0);
50 ASSERT (c_strncasecmp ("paraLyzed", "paragraph", 9) > 0);
51 ASSERT (c_strncasecmp ("paraLyzed", "paragraph", 5) > 0);
52 ASSERT (c_strncasecmp ("paraLyzed", "paragraph", 4) == 0);
53
54 ASSERT (c_strncasecmp ("para", "paragraph", 10) < 0);
55 ASSERT (c_strncasecmp ("para", "paragraph", 9) < 0);
56 ASSERT (c_strncasecmp ("para", "paragraph", 5) < 0);
57 ASSERT (c_strncasecmp ("para", "paragraph", 4) == 0);
58 ASSERT (c_strncasecmp ("paragraph", "para", 10) > 0);
59 ASSERT (c_strncasecmp ("paragraph", "para", 9) > 0);
60 ASSERT (c_strncasecmp ("paragraph", "para", 5) > 0);
61 ASSERT (c_strncasecmp ("paragraph", "para", 4) == 0);
62
63 /* The following tests shows how c_strncasecmp() is different from
64 strncasecmp(). */
65
66 ASSERT (c_strncasecmp ("\311mily", "\351mile", 4) < 0);
67 ASSERT (c_strncasecmp ("\351mile", "\311mily", 4) > 0);
68
69 /* The following tests shows how c_strncasecmp() is different from
70 mbsncasecmp(). */
71
72 ASSERT (c_strncasecmp ("\303\266zg\303\274r", "\303\226ZG\303\234R", 99) > 0); /* özgür */
73 ASSERT (c_strncasecmp ("\303\226ZG\303\234R", "\303\266zg\303\274r", 99) < 0); /* özgür */
74
75 #if C_CTYPE_ASCII
76 /* This test shows how strings of different size cannot compare equal. */
77 ASSERT (c_strncasecmp ("turkish", "TURK\304\260SH", 7) < 0);
78 ASSERT (c_strncasecmp ("TURK\304\260SH", "turkish", 7) > 0);
79 #endif
80
81 return 0;
82 }
83