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/* Regular expression tests.
Copyright (C) 2002-2013 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>, 2002.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <sys/types.h>
#include <mcheck.h>
#include <regex.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static struct
{
int syntax;
const char *pattern;
const char *string;
int start;
} tests[] = {
{RE_BACKSLASH_ESCAPE_IN_LISTS, "[0\\-9]", "1", -1}, /* It should not match. */
{RE_BACKSLASH_ESCAPE_IN_LISTS, "[0\\-9]", "-", 0}, /* It should match. */
{RE_SYNTAX_POSIX_BASIC, "s1\n.*\ns3", "s1\ns2\ns3", 0},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}c", "ac", 0},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}c", "abc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}c", "abbc", -1},
/* Nested duplication. */
{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{1}c", "ac", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{1}c", "abc", 0},
{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{1}c", "abbc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{2}{2}c", "ac", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{2}{2}c", "abbc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{2}{2}c", "abbbbc", 0},
{RE_SYNTAX_POSIX_EXTENDED, "ab{2}{2}c", "abbbbbc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}{1}c", "ac", 0},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}{1}c", "abc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}{1}c", "abbc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{0}c", "ac", 0},
{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{0}c", "abc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{0}c", "abbc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}*c", "ac", 0},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}*c", "abc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}*c", "abbc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}?c", "ac", 0},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}?c", "abc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}?c", "abbc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}+c", "ac", 0},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}+c", "abc", -1},
{RE_SYNTAX_POSIX_EXTENDED, "ab{0}+c", "abbc", -1},
};
int
main (void)
{
struct re_pattern_buffer regbuf;
const char *err;
size_t i;
int ret = 0;
mtrace ();
for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
{
int start;
re_set_syntax (tests[i].syntax);
memset (®buf, '\0', sizeof (regbuf));
err = re_compile_pattern (tests[i].pattern, strlen (tests[i].pattern),
®buf);
if (err != NULL)
{
printf ("re_compile_pattern failed: %s\n", err);
ret = 1;
continue;
}
start = re_search (®buf, tests[i].string, strlen (tests[i].string),
0, strlen (tests[i].string), NULL);
if (start != tests[i].start)
{
printf ("re_search failed %d\n", start);
ret = 1;
regfree (®buf);
continue;
}
regfree (®buf);
}
return ret;
}
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