ObjFW  Check-in [b5f0fc343d]

 * Returns the hexadecimal value of the string as an intmax_t or throws an
 * OFInvalidEncoding exception if the string contains any non-number characters.
 *
 * \return An OFNumber
 */
- (uintmax_t)hexadecimalValueAsInteger;

/**
 * Returns the string as an array of of_unichar_t. The result needs to be
 * free()'d by the caller, as the memory is not marked as belonging to the
 * object.
 *
 * \return The string as an array of Unicode characters
 */
- (of_unichar_t*)unicodeString;

/**
 * Writes the string into the specified file using UTF-8 encoding.
 *
 * \param path The path of the file to write to
 */
- (void)writeToFile: (OFString*)path;
@end

			@throw [OFOutOfRangeException newWithClass: isa];

		num = newnum;
	}

	return num;
}

- (of_unichar_t*)unicodeString
{
	of_unichar_t *ret;
	size_t i, j, len;

	len = [self length];

	if ((ret = malloc((len + 1) * sizeof(of_unichar_t))) == NULL)
		@throw [OFOutOfMemoryException newWithClass: isa];

	i = j = 0;

	while (i < length) {
		of_unichar_t c;
		size_t clen;

		clen = of_string_utf8_to_unicode(string + i, length - 1, &c);

		if (clen == 0 || c > 0x10FFFF) {
			free(ret);
			@throw [OFInvalidEncodingException newWithClass: isa];
		}

		ret[j++] = c;
		i += clen;
	}

	ret[j] = 0;

	return ret;
}

- (void)writeToFile: (OFString*)path
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFFile *file;

	file = [OFFile fileWithPath: path
			       mode: @"wb"];
	[file writeString: self];

	[pool release];
}
@end

/*
 * Copyright (c) 2008 - 2010
 *   Jonathan Schleifer <js@webkeks.org>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE included in
 * the packaging of this file.
 */

#include "config.h"

#include <stdlib.h>
#include <string.h>

#import "OFString.h"
#import "OFArray.h"
#import "OFAutoreleasePool.h"
#import "OFExceptions.h"

#import "TestsAppDelegate.h"

static OFString *module = @"OFString";
static OFString* whitespace[] = {
	@" \r \t\n\t \tasd  \t \t\t\r\n",
	@" \t\t  \t\t  \t \t"
};
static of_unichar_t ucstr[] = { 'f', 0xF6, 0xF6, 'b', 0xE4, 'r', 0 };

@interface EntityHandler: OFObject <OFStringXMLUnescapingDelegate>
@end

@implementation EntityHandler
-	   (OFString*)string: (OFString*)string
  containsUnknownEntityNamed: (OFString*)entity

@implementation TestsAppDelegate (OFStringTests)
- (void)stringTests
{
	OFAutoreleasePool *pool = [[OFAutoreleasePool alloc] init];
	OFMutableString *s[3];
	OFArray *a;
	int i;
	of_unichar_t *ua;
	EntityHandler *h;

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

	TEST(@"-[isEqual:]", [s[0] isEqual: s[2]] &&

	    decimalValueAsInteger])

	EXPECT_EXCEPTION(@"Detect out of range in -[hexadecilamValueAsInteger",
	    OFOutOfRangeException,
	    [@"0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF"
	     @"0123456789ABCDEF0123456789ABCDEF0123456789ABCDEF"
	    hexadecimalValueAsInteger])

	TEST(@"-[unicodeString]", (ua = [@"fööbär" unicodeString]) &&
	    !memcmp(ua, ucstr, 7 * sizeof(of_unichar_t)) && R(free(ua)))

	TEST(@"-[md5Hash]", [[@"asdfoobar" md5Hash]
	    isEqual: @"184dce2ec49b5422c7cfd8728864db4c"])

	TEST(@"-[sha1Hash]", [[@"asdfoobar" sha1Hash]
	    isEqual: @"f5f81ac0a8b5cbfdc4585ec1ad32e7b3a12b9b49"])