@@ -174,17 +174,17 @@
 
 	TEST(@"-[indexOfFirstOccurrenceOfString:]",
 	    [@"𝄞öö" indexOfFirstOccurrenceOfString: @"öö"] == 1 &&
 	    [@"𝄞öö" indexOfFirstOccurrenceOfString: @"ö"] == 1 &&
 	    [@"𝄞öö" indexOfFirstOccurrenceOfString: @"𝄞"] == 0 &&
-	    [@"𝄞öö" indexOfFirstOccurrenceOfString: @"x"] == SIZE_MAX)
+	    [@"𝄞öö" indexOfFirstOccurrenceOfString: @"x"] == OF_INVALID_INDEX)
 
 	TEST(@"-[indexOfLastOccurrenceOfString:]",
 	    [@"𝄞öö" indexOfLastOccurrenceOfString: @"öö"] == 1 &&
 	    [@"𝄞öö" indexOfLastOccurrenceOfString: @"ö"] == 2 &&
 	    [@"𝄞öö" indexOfLastOccurrenceOfString: @"𝄞"] == 0 &&
-	    [@"𝄞öö" indexOfLastOccurrenceOfString: @"x"] == SIZE_MAX)
+	    [@"𝄞öö" indexOfLastOccurrenceOfString: @"x"] == OF_INVALID_INDEX)
 
 	TEST(@"-[substringFromIndexToIndex:]",
 	    [[@"𝄞öö" substringFromIndex: 1
 				toIndex: 2] isEqual: @"ö"] &&
 	    [[@"𝄞öö" substringFromIndex: 3