ObjFW  Check-in [0fcb47fb59]

- initWithString: (OFString*)str;

/**
 * \return The OFString as a UTF-8 encoded C string
 */
- (const char*)cString;

/**
 * \return The length of the string in Unicode characters
 */
- (size_t)length;

/**
 * \return The length of the string which cString would return
 */
- (size_t)cStringLength;

/**
 * Compares the OFString to another object.

	return self;
}

- (const char*)cString
{
	return string;
}

- (size_t)length
{
	/* FIXME: Maybe cache this in an ivar? */

	return of_string_position_to_index(string, length);
}

- (size_t)cStringLength
{
	return length;
}

- (BOOL)isEqual: (id)obj

{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFString *s[3];
	OFArray *a;
	int i;
	EntityHandler *h;

	s[0] = [OFMutableString stringWithString: @"test"];
	s[0] = [OFMutableString stringWithString: @"täs€"];
	s[1] = [OFMutableString string];
	s[2] = [[s[0] copy] autorelease];

	TEST(@"-[isEqual:]", [s[0] isEqual: s[2]] &&
	    ![s[0] isEqual: [[[OFObject alloc] init] autorelease]])

	TEST(@"-[compare:]", [s[0] compare: s[2]] == 0 &&
	    [s[0] compare: @""] != 0)

	TEST(@"-[hash] is the same if -[isEqual:] is YES",
	    [s[0] hash] == [s[2] hash])

	TEST(@"-[appendString:] and -[appendCString:]",
	    [s[1] appendCString: "12"] && [s[1] appendString: @"3"] &&
	    [[s[0] appendString: s[1]] isEqual: @"test123"])
	    [s[1] appendCString: "1𝄞"] && [s[1] appendString: @"3"] &&
	    [[s[0] appendString: s[1]] isEqual: @"täs€1𝄞3"])

	TEST(@"-[length]", [s[0] length] == 7)
	TEST(@"-[cStringLength]", [s[0] cStringLength] == 7)
	TEST(@"-[hash]", [s[0] hash] == 0xC44F49A4)
	TEST(@"-[reverse]", [[s[0] reverse] isEqual: @"321tset"])
	TEST(@"-[cStringLength]", [s[0] cStringLength] == 13)
	TEST(@"-[hash]", [s[0] hash] == 0x8AC1EEF6)
	TEST(@"-[reverse]", [[s[0] reverse] isEqual: @"3𝄞1€sät"])

	s[0] = [OFMutableString stringWithString: @"321tset"];
	TEST(@"-[upper]", [[s[0] upper] isEqual: @"321TSET"])
	TEST(@"-[lower]", [[s[0] lower] isEqual: @"321tset"])

	TEST(@"+[stringWithCString:length:]",
	    (s[0] = [OFMutableString stringWithCString: "foobar"
					      length: 3]) &&
	    [s[0] isEqual: @"foo"])