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04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
103 lines
3.4 KiB
C
103 lines
3.4 KiB
C
/* Regular expression tests.
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Copyright (C) 2002-2019 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>, 2002.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sys/types.h>
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#include <mcheck.h>
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#include <regex.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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static struct
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{
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int syntax;
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const char *pattern;
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const char *string;
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int start;
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} tests[] = {
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{RE_BACKSLASH_ESCAPE_IN_LISTS, "[0\\-9]", "1", -1}, /* It should not match. */
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{RE_BACKSLASH_ESCAPE_IN_LISTS, "[0\\-9]", "-", 0}, /* It should match. */
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{RE_SYNTAX_POSIX_BASIC, "s1\n.*\ns3", "s1\ns2\ns3", 0},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}c", "ac", 0},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}c", "abc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}c", "abbc", -1},
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/* Nested duplication. */
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{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{1}c", "ac", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{1}c", "abc", 0},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{1}c", "abbc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{2}{2}c", "ac", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{2}{2}c", "abbc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{2}{2}c", "abbbbc", 0},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{2}{2}c", "abbbbbc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}{1}c", "ac", 0},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}{1}c", "abc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}{1}c", "abbc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{0}c", "ac", 0},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{0}c", "abc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{1}{0}c", "abbc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}*c", "ac", 0},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}*c", "abc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}*c", "abbc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}?c", "ac", 0},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}?c", "abc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}?c", "abbc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}+c", "ac", 0},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}+c", "abc", -1},
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{RE_SYNTAX_POSIX_EXTENDED, "ab{0}+c", "abbc", -1},
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};
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int
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main (void)
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{
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struct re_pattern_buffer regbuf;
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const char *err;
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size_t i;
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int ret = 0;
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mtrace ();
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for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
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{
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int start;
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re_set_syntax (tests[i].syntax);
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memset (®buf, '\0', sizeof (regbuf));
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err = re_compile_pattern (tests[i].pattern, strlen (tests[i].pattern),
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®buf);
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if (err != NULL)
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{
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printf ("re_compile_pattern failed: %s\n", err);
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ret = 1;
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continue;
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}
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start = re_search (®buf, tests[i].string, strlen (tests[i].string),
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0, strlen (tests[i].string), NULL);
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if (start != tests[i].start)
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{
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printf ("re_search failed %d\n", start);
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ret = 1;
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regfree (®buf);
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continue;
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}
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regfree (®buf);
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}
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return ret;
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}
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