1/* German regular expression tests.
2 Copyright (C) 2002-2022 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 <https://www.gnu.org/licenses/>. */
18
19#include <sys/types.h>
20#include <mcheck.h>
21#include <regex.h>
22#include <stdio.h>
23#include <stdlib.h>
24#include <locale.h>
25
26/* Tests supposed to match. */
27struct
28{
29 const char *pattern;
30 const char *string;
31 int flags, nmatch;
32 regmatch_t rm[5];
33} tests[] = {
34 /* U+00C4 \xc3\x84 LATIN CAPITAL LETTER A WITH DIAERESIS
35 U+00D6 \xc3\x96 LATIN CAPITAL LETTER O WITH DIAERESIS
36 U+00E4 \xc3\xa4 LATIN SMALL LETTER A WITH DIAERESIS
37 U+00F6 \xc3\xb6 LATIN SMALL LETTER O WITH DIAERESIS */
38 { "\xc3\x84\xc3\x96*\xc3\xb6$", "aB\xc3\xa4\xc3\xb6\xc3\xb6\xc3\x96", REG_ICASE, 2,
39 { { 2, 10 }, { -1, -1 } } },
40 { "[\xc3\x84x]\xc3\x96*\xc3\xb6$", "aB\xc3\x84\xc3\xb6\xc3\xb6\xc3\x96", REG_ICASE, 2,
41 { { 2, 10 }, { -1, -1 } } },
42 { "[\xc3\x84x]\xc3\x96*\xc3\xb6$", "aB\xc3\xa4\xc3\xb6\xc3\xb6\xc3\x96", REG_ICASE, 2,
43 { { 2, 10 }, { -1, -1 } } },
44 { "[^x]\xc3\x96*\xc3\xb6$", "aB\xc3\xa4\xc3\xb6\xc3\xb6\xc3\x96", REG_ICASE, 2,
45 { { 2, 10 }, { -1, -1 } } },
46
47 /* Tests for bug 9697:
48 U+00DF \xc3\x9f LATIN SMALL LETTER SHARP S
49 U+02DA \xcb\x9a RING ABOVE
50 U+02E2 \xcb\xa2 MODIFIER LETTER SMALL S */
51 { "[a-z]|[^a-z]", "\xcb\xa2", REG_EXTENDED, 2,
52 { { 0, 2 }, { -1, -1 } } },
53 { "[a-z]", "\xc3\x9f", REG_EXTENDED, 2,
54 { { 0, 2 }, { -1, -1 } } },
55 { "[^a-z]", "\xcb\x9a", REG_EXTENDED, 2,
56 { { 0, 2 }, { -1, -1 } } },
57};
58
59
60static int
61do_test (void)
62{
63 regex_t re;
64 regmatch_t rm[5];
65 size_t i;
66 int n, ret = 0;
67
68 setlocale (LC_ALL, "de_DE.UTF-8");
69 for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
70 {
71 n = regcomp (preg: &re, pattern: tests[i].pattern, cflags: tests[i].flags);
72 if (n != 0)
73 {
74 char buf[500];
75 regerror (errcode: n, preg: &re, errbuf: buf, errbuf_size: sizeof (buf));
76 printf (format: "regcomp %zd failed: %s\n", i, buf);
77 ret = 1;
78 continue;
79 }
80
81 if (regexec (preg: &re, String: tests[i].string, nmatch: tests[i].nmatch, pmatch: rm, eflags: 0))
82 {
83 printf (format: "regexec %zd failed\n", i);
84 ret = 1;
85 regfree (preg: &re);
86 continue;
87 }
88
89 for (n = 0; n < tests[i].nmatch; ++n)
90 if (rm[n].rm_so != tests[i].rm[n].rm_so
91 || rm[n].rm_eo != tests[i].rm[n].rm_eo)
92 {
93 if (tests[i].rm[n].rm_so == -1 && tests[i].rm[n].rm_eo == -1)
94 break;
95 printf (format: "regexec match failure rm[%d] %d..%d\n",
96 n, rm[n].rm_so, rm[n].rm_eo);
97 ret = 1;
98 break;
99 }
100
101 regfree (preg: &re);
102 }
103
104 return ret;
105}
106
107#define TEST_FUNCTION do_test ()
108#include "../test-skeleton.c"
109

source code of glibc/posix/bug-regex17.c