@@ -236,9 +236,39 @@
 	    [[mu fragment] isEqual: @"frag/ment?#"])
 
 	EXPECT_EXCEPTION(
 	    @"-[setURLEncodedFragment:] with invalid characters fails",
 	    OFInvalidFormatException, [mu setURLEncodedFragment: @"`"])
+
+	TEST(@"-[URLByAppendingPathComponent:isDirectory:]",
+	    [[[OFURL URLWithString: @"file:///foo/bar"]
+	    URLByAppendingPathComponent: @"qux"
+			    isDirectory: false] isEqual:
+	    [OFURL URLWithString: @"file:///foo/bar/qux"]] &&
+	    [[[OFURL URLWithString: @"file:///foo/bar/"]
+	    URLByAppendingPathComponent: @"qux"
+			    isDirectory: false] isEqual:
+	    [OFURL URLWithString: @"file:///foo/bar/qux"]] &&
+	    [[[OFURL URLWithString: @"file:///foo/bar/"]
+	    URLByAppendingPathComponent: @"qu?x"
+			    isDirectory: false] isEqual:
+	    [OFURL URLWithString: @"file:///foo/bar/qu%3Fx"]] &&
+	    [[[OFURL URLWithString: @"file:///foo/bar/"]
+	    URLByAppendingPathComponent: @"qu?x"
+			    isDirectory: true] isEqual:
+	    [OFURL URLWithString: @"file:///foo/bar/qu%3Fx/"]] &&
+	    [[[OFURL URLWithString: @"file:///foo/bar/"]
+	    URLByAppendingPathComponent: @"/qux"
+			    isDirectory: false] isEqual:
+	    [OFURL URLWithString: @"file:///qux"]] &&
+	    [[[OFURL URLWithString: @"file:///foo/bar/"]
+	    URLByAppendingPathComponent: @"/qu?x"
+			    isDirectory: false] isEqual:
+	    [OFURL URLWithString: @"file:///qu%3Fx"]] &&
+	    [[[OFURL URLWithString: @"file:///foo/bar/"]
+	    URLByAppendingPathComponent: @"/qu?x"
+			    isDirectory: true] isEqual:
+	    [OFURL URLWithString: @"file:///qu%3Fx/"]])
 
 	[pool drain];
 }
 @end