Index: Makefile
==================================================================
--- Makefile
+++ Makefile
@@ -1,4 +1,4 @@
 SUBDIRS = src tests
-DISTCLEAN = autom4te.cache buildsys.mk config.log
+DISTCLEAN = aclocal.m4 autom4te.cache buildsys.mk config.log config.status
 
 include buildsys.mk

Index: src/OFWideString.m
==================================================================
--- src/OFWideString.m
+++ src/OFWideString.m
@@ -102,13 +102,14 @@
 		return nil;
 	}
 
 	wstring = newstr;
 
-	memcpy(wstring + length, wstr, strlength);
+	memcpy(wstring + length * sizeof(wchar_t), wstr,
+	    strlength * sizeof(wchar_t));
 	wstring[newlen] = '\0';
 
 	length = newlen;
 
 	return self;
 }
 @end

Index: tests/Makefile
==================================================================
--- tests/Makefile
+++ tests/Makefile
@@ -1,3 +1,3 @@
-SUBDIRS = OFString OFList
+SUBDIRS = OFString OFList OFWideString
 
 include ../buildsys.mk

ADDED   tests/OFWideString/Makefile
Index: tests/OFWideString/Makefile
==================================================================
--- tests/OFWideString/Makefile
+++ tests/OFWideString/Makefile
@@ -0,0 +1,7 @@
+PROG_NOINST = ofwidestring
+SRCS = OFWideString.m
+
+include ../../buildsys.mk
+
+CPPFLAGS += -I../../src
+LIBS += -lobjc -L../../src -lobjfw

ADDED   tests/OFWideString/OFWideString.m
Index: tests/OFWideString/OFWideString.m
==================================================================
--- tests/OFWideString/OFWideString.m
+++ tests/OFWideString/OFWideString.m
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2008
+ *   Jonathan Schleifer <js@webkeks.org>
+ *
+ * All rights reserved.
+ *
+ * This file is part of libobjfw. 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.
+ */
+
+#import <stdio.h>
+#import <wchar.h>
+
+#import "OFWideString.h"
+
+int
+main()
+{
+	OFWideString *s1 = [OFWideString new:L"foo"];
+	OFWideString *s2 = [[OFWideString alloc] init:L""];
+	OFWideString *s3;
+	OFWideString *s4 = [OFWideString new];
+
+	printf("%p\n", [s2 append:L"bar"]);
+	s3 = [s1 clone];
+
+	[s4 setTo:[s2 wcString]];
+
+	wprintf(L"s1 = %S\n", [s1 wcString]);
+	wprintf(L"s2 = %S\n", [s2 wcString]);
+	wprintf(L"s3 = %S\n", [s3 wcString]);
+	wprintf(L"s4 = %S\n", [s4 wcString]);
+
+	[s1 append: [s2 wcString]];
+	wprintf(L"s1 append s2 = %S\n", [s1 wcString]);
+	wprintf(L"strlen(s1) = %zd, [s1 length] = %zd\n",
+	    wcslen([s1 wcString]), [s1 length]);
+	[s1 free];
+	[s2 free];
+	[s3 free];
+	[s4 free];
+
+	return 0;
+}