ObjFW  Check-in [bc71bde0dd]

	if (is_utf8)
		@throw [OFInvalidEncodingException newWithClass: isa];

	while (--p >= string)
		*p = tolower((int)*p);

	return self;
}

- replaceOccurrencesOfString: (OFString*)str
		  withString: (OFString*)repl
{
	const char *str_c = [str cString];
	const char *repl_c = [repl cString];
	size_t str_len = [str length];
	size_t repl_len = [repl length];
	size_t i, last, tmp_len;
	char *tmp;

	if (str_len > length)
		return self;

	tmp = NULL;
	tmp_len = 0;

	for (i = 0, last = 0; i <= length - str_len; i++) {
		if (memcmp(string + i, str_c, str_len))
			continue;

		@try {
			tmp = [self resizeMem: tmp
				       toSize: tmp_len + i - last +
					       repl_len + 1];
		} @catch (OFException *e) {
			[self freeMem: tmp];
			@throw e;
		}
		memcpy(tmp + tmp_len, string + last, i - last);
		memcpy(tmp + tmp_len + i - last, repl_c, repl_len);
		tmp_len += i - last + repl_len;
		i += str_len - 1;
		last = i + 1;
	}

	@try {
		tmp = [self resizeMem: tmp
			       toSize: tmp_len + length - last + 1];
	} @catch (OFException *e) {
		[self freeMem: tmp];
		@throw e;
	}
	memcpy(tmp + tmp_len, string + last, length - last);
	tmp_len += length - last;
	tmp[tmp_len] = 0;

	[self freeMem: string];
	string = tmp;
	length = tmp_len;

	return self;
}
@end

- upper;

/**
 * Lower the OFString.
 */
- lower;

/**
 * Replaces all occurrences of a string with another string.
 *
 * \param str The string to replace
 * \param repl The string with which it should be replaced
 */
- replaceOccurrencesOfString: (OFString*)str
		  withString: (OFString*)repl;

/**
 * Splits an OFString into an OFArray of OFStrings.
 *
 * \param delimiter The delimiter for splitting
 * \return An autoreleased OFArray with the splitted string
 */
- (OFArray*)splitWithDelimiter: (OFString*)delimiter;
@end

#import "OFConstString.h"
#import "OFMutableString.h"
#import "OFURLEncoding.h"

- upper
{
	@throw [OFNotImplementedException newWithClass: isa
					   andSelector: _cmd];
}

- lower
{
	@throw [OFNotImplementedException newWithClass: isa
					   andSelector: _cmd];
}

- replaceOccurrencesOfString: (OFString*)str
		  withString: (OFString*)repl
{
	@throw [OFNotImplementedException newWithClass: isa
					   andSelector: _cmd];
}

- (OFArray*)splitWithDelimiter: (OFString*)delimiter
{

#ifndef _WIN32
#define ZD "%zd"
#else
#define ZD "%u"
#endif

#define NUM_TESTS 27
#define SUCCESS								\
	printf("\r\033[1;%dmTests successful: " ZD "/%d\033[0m",	\
	    (i == NUM_TESTS - 1 ? 32 : 33), i + 1, NUM_TESTS);		\
	fflush(stdout);
#define FAIL								\
	printf("\r\033[K\033[1;31mTest " ZD "/%d failed!\033[m\n",	\
	    i + 1, NUM_TESTS);						\

	CHECK([[a objectAtIndex: j++] isEqual: @""])
	CHECK([[a objectAtIndex: j++] isEqual: @""])

	CHECK([[@"foo\"ba'_$" urlencode] isEqual: @"foo%22ba%27_%24"])
	CHECK([[@"foo%20bar%22%24" urldecode] isEqual: @"foo bar\"$"])
	CHECK_EXCEPT([@"foo%bar" urldecode], OFInvalidEncodingException)
	CHECK_EXCEPT([@"foo%FFbar" urldecode], OFInvalidEncodingException)

	s1 = [@"asd fo asd fofo asd" mutableCopy];
	[s1 replaceOccurrencesOfString: @"fo"
			    withString: @"foo"];
	CHECK([s1 isEqual: @"asd foo asd foofoo asd"])
	s1 = [@"XX" mutableCopy];
	[s1 replaceOccurrencesOfString: @"X"
			    withString: @"XX"];
	CHECK([s1 isEqual: @"XXXX"])

	puts("");

	return 0;
}