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glibc/posix/bug-regex19.c
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/* Regular expression tests. | |
Copyright (C) 2003-2016 Free Software Foundation, Inc. | |
This file is part of the GNU C Library. | |
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. | |
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> | |
#include <locale.h> | |
#define BRE RE_SYNTAX_POSIX_BASIC | |
#define ERE RE_SYNTAX_POSIX_EXTENDED | |
static struct test_s | |
{ | |
int syntax; | |
const char *pattern; | |
const char *string; | |
int start, res; | |
} tests[] = { | |
{BRE, "\\<A", "CBAA", 0, -1}, | |
{BRE, "\\<A", "CBAA", 2, -1}, | |
{BRE, "A\\>", "CAAB", 1, -1}, | |
{BRE, "\\bA", "CBAA", 0, -1}, | |
{BRE, "\\bA", "CBAA", 2, -1}, | |
{BRE, "A\\b", "CAAB", 1, -1}, | |
{BRE, "\\<A", "AA", 0, 0}, | |
{BRE, "\\<A", "C-AA", 2, 2}, | |
{BRE, "A\\>", "CAA-", 1, 2}, | |
{BRE, "A\\>", "CAA", 1, 2}, | |
{BRE, "\\bA", "AA", 0, 0}, | |
{BRE, "\\bA", "C-AA", 2, 2}, | |
{BRE, "A\\b", "CAA-", 1, 2}, | |
{BRE, "A\\b", "CAA", 1, 2}, | |
{BRE, "\\<[A]", "CBAA", 0, -1}, | |
{BRE, "\\<[A]", "CBAA", 2, -1}, | |
{BRE, "[A]\\>", "CAAB", 1, -1}, | |
{BRE, "\\b[A]", "CBAA", 0, -1}, | |
{BRE, "\\b[A]", "CBAA", 2, -1}, | |
{BRE, "[A]\\b", "CAAB", 1, -1}, | |
{BRE, "\\<[A]", "AA", 0, 0}, | |
{BRE, "\\<[A]", "C-AA", 2, 2}, | |
{BRE, "[A]\\>", "CAA-", 1, 2}, | |
{BRE, "[A]\\>", "CAA", 1, 2}, | |
{BRE, "\\b[A]", "AA", 0, 0}, | |
{BRE, "\\b[A]", "C-AA", 2, 2}, | |
{BRE, "[A]\\b", "CAA-", 1, 2}, | |
{BRE, "[A]\\b", "CAA", 1, 2}, | |
{ERE, "\\b(A|!|.B)", "A=AC", 0, 0}, | |
{ERE, "\\b(A|!|.B)", "=AC", 0, 1}, | |
{ERE, "\\b(A|!|.B)", "!AC", 0, 1}, | |
{ERE, "\\b(A|!|.B)", "=AB", 0, 1}, | |
{ERE, "\\b(A|!|.B)", "DA!C", 0, 2}, | |
{ERE, "\\b(A|!|.B)", "=CB", 0, 1}, | |
{ERE, "\\b(A|!|.B)", "!CB", 0, 1}, | |
{ERE, "\\b(A|!|.B)", "D,B", 0, 1}, | |
{ERE, "\\b(A|!|.B)", "!.C", 0, -1}, | |
{ERE, "\\b(A|!|.B)", "BCB", 0, -1}, | |
{ERE, "(A|\\b)(A|B|C)", "DAAD", 0, 1}, | |
{ERE, "(A|\\b)(A|B|C)", "DABD", 0, 1}, | |
{ERE, "(A|\\b)(A|B|C)", "AD", 0, 0}, | |
{ERE, "(A|\\b)(A|B|C)", "C!", 0, 0}, | |
{ERE, "(A|\\b)(A|B|C)", "D,B", 0, 2}, | |
{ERE, "(A|\\b)(A|B|C)", "DA?A", 0, 3}, | |
{ERE, "(A|\\b)(A|B|C)", "BBC", 0, 0}, | |
{ERE, "(A|\\b)(A|B|C)", "DA", 0, -1}, | |
{ERE, "(!|\\b)(!|=|~)", "A!=\\", 0, 1}, | |
{ERE, "(!|\\b)(!|=|~)", "/!=A", 0, 1}, | |
{ERE, "(!|\\b)(!|=|~)", "A=A", 0, 1}, | |
{ERE, "(!|\\b)(!|=|~)", "==!=", 0, 2}, | |
{ERE, "(!|\\b)(!|=|~)", "==C~", 0, 3}, | |
{ERE, "(!|\\b)(!|=|~)", "=~=", 0, -1}, | |
{ERE, "(!|\\b)(!|=|~)", "~!", 0, -1}, | |
{ERE, "(!|\\b)(!|=|~)", "~=~", 0, -1}, | |
{ERE, "(\\b|A.)[ABC]", "AC", 0, 0}, | |
{ERE, "(\\b|A.)[ABC]", "=A", 0, 1}, | |
{ERE, "(\\b|A.)[ABC]", "DACC", 0, 1}, | |
{ERE, "(\\b|A.)[A~C]", "AC", 0, 0}, | |
{ERE, "(\\b|A.)[A~C]", "=A", 0, 1}, | |
{ERE, "(\\b|A.)[A~C]", "DACC", 0, 1}, | |
{ERE, "(\\b|A.)[A~C]", "B!A=", 0, 2}, | |
{ERE, "(\\b|A.)[A~C]", "B~C", 0, 1}, | |
{ERE, ".\\b.", "AA~", 0, 1}, | |
{ERE, ".\\b.", "=A=", 0, 0}, | |
{ERE, ".\\b.", "==", 0, -1}, | |
{ERE, ".\\b.", "ABA", 0, -1}, | |
{ERE, "[^k]\\b[^k]", "AA~", 0, 1}, | |
{ERE, "[^k]\\b[^k]", "=A=", 0, 0}, | |
{ERE, "[^k]\\b[^k]", "Ak~kA~", 0, 4}, | |
{ERE, "[^k]\\b[^k]", "==", 0, -1}, | |
{ERE, "[^k]\\b[^k]", "ABA", 0, -1}, | |
{ERE, "[^k]\\b[^k]", "Ak~", 0, -1}, | |
{ERE, "[^k]\\b[^k]", "k=k", 0, -1}, | |
{ERE, "[^C]\\b[^C]", "AA~", 0, 1}, | |
{ERE, "[^C]\\b[^C]", "=A=", 0, 0}, | |
{ERE, "[^C]\\b[^C]", "AC~CA~", 0, 4}, | |
{ERE, "[^C]\\b[^C]", "==", 0, -1}, | |
{ERE, "[^C]\\b[^C]", "ABA", 0, -1}, | |
{ERE, "[^C]\\b[^C]", "AC~", 0, -1}, | |
{ERE, "[^C]\\b[^C]", "C=C", 0, -1}, | |
{ERE, "\\<(A|!|.B)", "A=AC", 0, 0}, | |
{ERE, "\\<(A|!|.B)", "=AC", 0, 1}, | |
{ERE, "\\<(A|!|.B)", "!AC", 0, 1}, | |
{ERE, "\\<(A|!|.B)", "=AB", 0, 1}, | |
{ERE, "\\<(A|!|.B)", "=CB", 0, 1}, | |
{ERE, "\\<(A|!|.B)", "!CB", 0, 1}, | |
{ERE, "\\<(A|!|.B)", "DA!C", 0, -1}, | |
{ERE, "\\<(A|!|.B)", "D,B", 0, -1}, | |
{ERE, "\\<(A|!|.B)", "!.C", 0, -1}, | |
{ERE, "\\<(A|!|.B)", "BCB", 0, -1}, | |
{ERE, "(A|\\<)(A|B|C)", "DAAD", 0, 1}, | |
{ERE, "(A|\\<)(A|B|C)", "DABD", 0, 1}, | |
{ERE, "(A|\\<)(A|B|C)", "AD", 0, 0}, | |
{ERE, "(A|\\<)(A|B|C)", "C!", 0, 0}, | |
{ERE, "(A|\\<)(A|B|C)", "D,B", 0, 2}, | |
{ERE, "(A|\\<)(A|B|C)", "DA?A", 0, 3}, | |
{ERE, "(A|\\<)(A|B|C)", "BBC", 0, 0}, | |
{ERE, "(A|\\<)(A|B|C)", "DA", 0, -1}, | |
{ERE, "(!|\\<)(!|=|~)", "A!=\\", 0, 1}, | |
{ERE, "(!|\\<)(!|=|~)", "/!=A", 0, 1}, | |
{ERE, "(!|\\<)(!|=|~)", "==!=", 0, 2}, | |
{ERE, "(!|\\<)(!|=|~)", "==C~", 0, -1}, | |
{ERE, "(!|\\<)(!|=|~)", "A=A", 0, -1}, | |
{ERE, "(!|\\<)(!|=|~)", "=~=", 0, -1}, | |
{ERE, "(!|\\<)(!|=|~)", "~!", 0, -1}, | |
{ERE, "(!|\\<)(!|=|~)", "~=~", 0, -1}, | |
{ERE, "(\\<|A.)[ABC]", "AC", 0, 0}, | |
{ERE, "(\\<|A.)[ABC]", "=A", 0, 1}, | |
{ERE, "(\\<|A.)[ABC]", "DACC", 0, 1}, | |
{ERE, "(\\<|A.)[A~C]", "AC", 0, 0}, | |
{ERE, "(\\<|A.)[A~C]", "=A", 0, 1}, | |
{ERE, "(\\<|A.)[A~C]", "DACC", 0, 1}, | |
{ERE, "(\\<|A.)[A~C]", "B!A=", 0, 2}, | |
{ERE, "(\\<|A.)[A~C]", "B~C", 0, 2}, | |
{ERE, ".\\<.", "=A=", 0, 0}, | |
{ERE, ".\\<.", "AA~", 0, -1}, | |
{ERE, ".\\<.", "==", 0, -1}, | |
{ERE, ".\\<.", "ABA", 0, -1}, | |
{ERE, "[^k]\\<[^k]", "=k=A=", 0, 2}, | |
{ERE, "[^k]\\<[^k]", "kk~", 0, -1}, | |
{ERE, "[^k]\\<[^k]", "==", 0, -1}, | |
{ERE, "[^k]\\<[^k]", "ABA", 0, -1}, | |
{ERE, "[^k]\\<[^k]", "=k=", 0, -1}, | |
{ERE, "[^C]\\<[^C]", "=C=A=", 0, 2}, | |
{ERE, "[^C]\\<[^C]", "CC~", 0, -1}, | |
{ERE, "[^C]\\<[^C]", "==", 0, -1}, | |
{ERE, "[^C]\\<[^C]", "ABA", 0, -1}, | |
{ERE, "[^C]\\<[^C]", "=C=", 0, -1}, | |
{ERE, ".\\B.", "ABA", 0, 0}, | |
{ERE, ".\\B.", "=BDC", 0, 1}, | |
{ERE, "[^k]\\B[^k]", "kkkABA", 0, 3}, | |
{ERE, "[^k]\\B[^k]", "kBk", 0, -1}, | |
{ERE, "[^C]\\B[^C]", "CCCABA", 0, 3}, | |
{ERE, "[^C]\\B[^C]", "CBC", 0, -1}, | |
{ERE, ".(\\b|\\B).", "=~AB", 0, 0}, | |
{ERE, ".(\\b|\\B).", "A=C", 0, 0}, | |
{ERE, ".(\\b|\\B).", "ABC", 0, 0}, | |
{ERE, ".(\\b|\\B).", "=~\\!", 0, 0}, | |
{ERE, "[^k](\\b|\\B)[^k]", "=~AB", 0, 0}, | |
{ERE, "[^k](\\b|\\B)[^k]", "A=C", 0, 0}, | |
{ERE, "[^k](\\b|\\B)[^k]", "ABC", 0, 0}, | |
{ERE, "[^k](\\b|\\B)[^k]", "=~kBD", 0, 0}, | |
{ERE, "[^k](\\b|\\B)[^k]", "=~\\!", 0, 0}, | |
{ERE, "[^k](\\b|\\B)[^k]", "=~kB", 0, 0}, | |
{ERE, "[^C](\\b|\\B)[^C]", "=~AB", 0, 0}, | |
{ERE, "[^C](\\b|\\B)[^C]", "A=C", 0, 0}, | |
{ERE, "[^C](\\b|\\B)[^C]", "ABC", 0, 0}, | |
{ERE, "[^C](\\b|\\B)[^C]", "=~CBD", 0, 0}, | |
{ERE, "[^C](\\b|\\B)[^C]", "=~\\!", 0, 0}, | |
{ERE, "[^C](\\b|\\B)[^C]", "=~CB", 0, 0}, | |
{ERE, "\\b([A]|[!]|.B)", "A=AC", 0, 0}, | |
{ERE, "\\b([A]|[!]|.B)", "=AC", 0, 1}, | |
{ERE, "\\b([A]|[!]|.B)", "!AC", 0, 1}, | |
{ERE, "\\b([A]|[!]|.B)", "=AB", 0, 1}, | |
{ERE, "\\b([A]|[!]|.B)", "DA!C", 0, 2}, | |
{ERE, "\\b([A]|[!]|.B)", "=CB", 0, 1}, | |
{ERE, "\\b([A]|[!]|.B)", "!CB", 0, 1}, | |
{ERE, "\\b([A]|[!]|.B)", "D,B", 0, 1}, | |
{ERE, "\\b([A]|[!]|.B)", "!.C", 0, -1}, | |
{ERE, "\\b([A]|[!]|.B)", "BCB", 0, -1}, | |
{ERE, "([A]|\\b)([A]|[B]|[C])", "DAAD", 0, 1}, | |
{ERE, "([A]|\\b)([A]|[B]|[C])", "DABD", 0, 1}, | |
{ERE, "([A]|\\b)([A]|[B]|[C])", "AD", 0, 0}, | |
{ERE, "([A]|\\b)([A]|[B]|[C])", "C!", 0, 0}, | |
{ERE, "([A]|\\b)([A]|[B]|[C])", "D,B", 0, 2}, | |
{ERE, "([A]|\\b)([A]|[B]|[C])", "DA?A", 0, 3}, | |
{ERE, "([A]|\\b)([A]|[B]|[C])", "BBC", 0, 0}, | |
{ERE, "([A]|\\b)([A]|[B]|[C])", "DA", 0, -1}, | |
{ERE, "([!]|\\b)([!]|[=]|[~])", "A!=\\", 0, 1}, | |
{ERE, "([!]|\\b)([!]|[=]|[~])", "/!=A", 0, 1}, | |
{ERE, "([!]|\\b)([!]|[=]|[~])", "A=A", 0, 1}, | |
{ERE, "([!]|\\b)([!]|[=]|[~])", "==!=", 0, 2}, | |
{ERE, "([!]|\\b)([!]|[=]|[~])", "==C~", 0, 3}, | |
{ERE, "([!]|\\b)([!]|[=]|[~])", "=~=", 0, -1}, | |
{ERE, "([!]|\\b)([!]|[=]|[~])", "~!", 0, -1}, | |
{ERE, "([!]|\\b)([!]|[=]|[~])", "~=~", 0, -1}, | |
{ERE, "\\<([A]|[!]|.B)", "A=AC", 0, 0}, | |
{ERE, "\\<([A]|[!]|.B)", "=AC", 0, 1}, | |
{ERE, "\\<([A]|[!]|.B)", "!AC", 0, 1}, | |
{ERE, "\\<([A]|[!]|.B)", "=AB", 0, 1}, | |
{ERE, "\\<([A]|[!]|.B)", "=CB", 0, 1}, | |
{ERE, "\\<([A]|[!]|.B)", "!CB", 0, 1}, | |
{ERE, "\\<([A]|[!]|.B)", "DA!C", 0, -1}, | |
{ERE, "\\<([A]|[!]|.B)", "D,B", 0, -1}, | |
{ERE, "\\<([A]|[!]|.B)", "!.C", 0, -1}, | |
{ERE, "\\<([A]|[!]|.B)", "BCB", 0, -1}, | |
{ERE, "([A]|\\<)([A]|[B]|[C])", "DAAD", 0, 1}, | |
{ERE, "([A]|\\<)([A]|[B]|[C])", "DABD", 0, 1}, | |
{ERE, "([A]|\\<)([A]|[B]|[C])", "AD", 0, 0}, | |
{ERE, "([A]|\\<)([A]|[B]|[C])", "C!", 0, 0}, | |
{ERE, "([A]|\\<)([A]|[B]|[C])", "D,B", 0, 2}, | |
{ERE, "([A]|\\<)([A]|[B]|[C])", "DA?A", 0, 3}, | |
{ERE, "([A]|\\<)([A]|[B]|[C])", "BBC", 0, 0}, | |
{ERE, "([A]|\\<)([A]|[B]|[C])", "DA", 0, -1}, | |
{ERE, "([!]|\\<)([!=]|[~])", "A!=\\", 0, 1}, | |
{ERE, "([!]|\\<)([!=]|[~])", "/!=A", 0, 1}, | |
{ERE, "([!]|\\<)([!=]|[~])", "==!=", 0, 2}, | |
{ERE, "([!]|\\<)([!=]|[~])", "==C~", 0, -1}, | |
{ERE, "([!]|\\<)([!=]|[~])", "A=A", 0, -1}, | |
{ERE, "([!]|\\<)([!=]|[~])", "=~=", 0, -1}, | |
{ERE, "([!]|\\<)([!=]|[~])", "~!", 0, -1}, | |
{ERE, "([!]|\\<)([!=]|[~])", "~=~", 0, -1}, | |
{ERE, "(\\<|[A].)[ABC]", "AC", 0, 0}, | |
{ERE, "(\\<|[A].)[ABC]", "=A", 0, 1}, | |
{ERE, "(\\<|[A].)[ABC]", "DACC", 0, 1}, | |
{ERE, "(\\<|[A].)[A~C]", "AC", 0, 0}, | |
{ERE, "(\\<|[A].)[A~C]", "=A", 0, 1}, | |
{ERE, "(\\<|[A].)[A~C]", "DACC", 0, 1}, | |
{ERE, "(\\<|[A].)[A~C]", "B!A=", 0, 2}, | |
{ERE, "(\\<|[A].)[A~C]", "B~C", 0, 2}, | |
{ERE, "^[^A]*\\bB", "==B", 0, 0}, | |
{ERE, "^[^A]*\\bB", "CBD!=B", 0, 0}, | |
{ERE, "[^A]*\\bB", "==B", 2, 2} | |
}; | |
int | |
do_one_test (const struct test_s *test, const char *fail) | |
{ | |
int res; | |
const char *err; | |
struct re_pattern_buffer regbuf; | |
re_set_syntax (test->syntax); | |
memset (®buf, '\0', sizeof (regbuf)); | |
err = re_compile_pattern (test->pattern, strlen (test->pattern), | |
®buf); | |
if (err != NULL) | |
{ | |
printf ("%sre_compile_pattern \"%s\" failed: %s\n", fail, test->pattern, | |
err); | |
return 1; | |
} | |
res = re_search (®buf, test->string, strlen (test->string), | |
test->start, strlen (test->string) - test->start, NULL); | |
if (res != test->res) | |
{ | |
printf ("%sre_search \"%s\" \"%s\" failed: %d (expected %d)\n", | |
fail, test->pattern, test->string, res, test->res); | |
regfree (®buf); | |
return 1; | |
} | |
if (test->res > 0 && test->start == 0) | |
{ | |
res = re_search (®buf, test->string, strlen (test->string), | |
test->res, strlen (test->string) - test->res, NULL); | |
if (res != test->res) | |
{ | |
printf ("%sre_search from expected \"%s\" \"%s\" failed: %d (expected %d)\n", | |
fail, test->pattern, test->string, res, test->res); | |
regfree (®buf); | |
return 1; | |
} | |
} | |
regfree (®buf); | |
return 0; | |
} | |
static char * | |
replace (char *p, char c) | |
{ | |
switch (c) | |
{ | |
/* A -> A" */ | |
case 'A': *p++ = '\xc3'; *p++ = '\x84'; break; | |
/* B -> O" */ | |
case 'B': *p++ = '\xc3'; *p++ = '\x96'; break; | |
/* C -> U" */ | |
case 'C': *p++ = '\xc3'; *p++ = '\x9c'; break; | |
/* D -> a" */ | |
case 'D': *p++ = '\xc3'; *p++ = '\xa4'; break; | |
/* ! -> MULTIPLICATION SIGN */ | |
case '!': *p++ = '\xc3'; *p++ = '\x97'; break; | |
/* = -> EM DASH */ | |
case '=': *p++ = '\xe2'; *p++ = '\x80'; *p++ = '\x94'; break; | |
/* ~ -> MUSICAL SYMBOL HALF NOTE */ | |
case '~': *p++ = '\xf0'; *p++ = '\x9d'; *p++ = '\x85'; *p++ = '\x9e'; | |
break; | |
} | |
return p; | |
} | |
int | |
do_mb_tests (const struct test_s *test) | |
{ | |
int i, j; | |
struct test_s t; | |
const char *const chars = "ABCD!=~"; | |
char repl[8], *p; | |
char pattern[strlen (test->pattern) * 4 + 1]; | |
char string[strlen (test->string) * 4 + 1]; | |
char fail[8 + sizeof ("UTF-8 ")]; | |
t = *test; | |
t.pattern = pattern; | |
t.string = string; | |
strcpy (fail, "UTF-8 "); | |
for (i = 1; i < 128; ++i) | |
{ | |
p = repl; | |
for (j = 0; j < 7; ++j) | |
if (i & (1 << j)) | |
{ | |
if (!strchr (test->pattern, chars[j]) | |
&& !strchr (test->string, chars[j])) | |
break; | |
*p++ = chars[j]; | |
} | |
if (j < 7) | |
continue; | |
*p = '\0'; | |
for (j = 0, p = pattern; test->pattern[j]; ++j) | |
if (strchr (repl, test->pattern[j])) | |
p = replace (p, test->pattern[j]); | |
else if (test->pattern[j] == '\\' && test->pattern[j + 1]) | |
{ | |
*p++ = test->pattern[j++]; | |
*p++ = test->pattern[j]; | |
} | |
else | |
*p++ = test->pattern[j]; | |
*p = '\0'; | |
t.start = test->start; | |
t.res = test->res; | |
for (j = 0, p = string; test->string[j]; ++j) | |
if (strchr (repl, test->string[j])) | |
{ | |
char *d = replace (p, test->string[j]); | |
if (test->start > j) | |
t.start += d - p - 1; | |
if (test->res > j) | |
t.res += d - p - 1; | |
p = d; | |
} | |
else | |
*p++ = test->string[j]; | |
*p = '\0'; | |
p = stpcpy (fail + strlen ("UTF-8 "), repl); | |
*p++ = ' '; | |
*p = '\0'; | |
if (do_one_test (&t, fail)) | |
return 1; | |
} | |
return 0; | |
} | |
int | |
main (void) | |
{ | |
size_t i; | |
int ret = 0; | |
mtrace (); | |
for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i) | |
{ | |
if (setlocale (LC_ALL, "de_DE.ISO-8859-1") == NULL) | |
{ | |
puts ("setlocale de_DE.ISO-8859-1 failed"); | |
ret = 1; | |
} | |
ret |= do_one_test (&tests[i], ""); | |
if (setlocale (LC_ALL, "de_DE.UTF-8") == NULL) | |
{ | |
puts ("setlocale de_DE.UTF-8 failed"); | |
ret = 1; | |
} | |
ret |= do_one_test (&tests[i], "UTF-8 "); | |
ret |= do_mb_tests (&tests[i]); | |
} | |
return ret; | |
} |