git/test-ctype.c
René Scharfe f9b7cce61c Add is_regex_special()
Add is_regex_special(), a character class macro for chars that have a
special meaning in regular expressions.

Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2009-01-17 18:30:41 -08:00

79 lines
1.4 KiB
C

#include "cache.h"
static int test_isdigit(int c)
{
return isdigit(c);
}
static int test_isspace(int c)
{
return isspace(c);
}
static int test_isalpha(int c)
{
return isalpha(c);
}
static int test_isalnum(int c)
{
return isalnum(c);
}
static int test_is_glob_special(int c)
{
return is_glob_special(c);
}
static int test_is_regex_special(int c)
{
return is_regex_special(c);
}
#define DIGIT "0123456789"
#define LOWER "abcdefghijklmnopqrstuvwxyz"
#define UPPER "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
static const struct ctype_class {
const char *name;
int (*test_fn)(int);
const char *members;
} classes[] = {
{ "isdigit", test_isdigit, DIGIT },
{ "isspace", test_isspace, " \n\r\t" },
{ "isalpha", test_isalpha, LOWER UPPER },
{ "isalnum", test_isalnum, LOWER UPPER DIGIT },
{ "is_glob_special", test_is_glob_special, "*?[\\" },
{ "is_regex_special", test_is_regex_special, "$()*+.?[\\^{|" },
{ NULL }
};
static int test_class(const struct ctype_class *test)
{
int i, rc = 0;
for (i = 0; i < 256; i++) {
int expected = i ? !!strchr(test->members, i) : 0;
int actual = test->test_fn(i);
if (actual != expected) {
rc = 1;
printf("%s classifies char %d (0x%02x) wrongly\n",
test->name, i, i);
}
}
return rc;
}
int main(int argc, char **argv)
{
const struct ctype_class *test;
int rc = 0;
for (test = classes; test->name; test++)
rc |= test_class(test);
return rc;
}