Fixed with CPTokenField: crash if added to a window in a unit test.

AppKit/CPTokenField.j

@@ -184,7 +184,8 @@ var CPThemeStateAutoCompleting          = @"CPThemeStateAutoCompleting",
         token = [self _inputElement].value;
 
     // Make sure the user typed an actual token to prevent the previous token from being emptied
-    // If the input area is empty, we want to fallback to the normal behavior, resigning first responder or select the next or previous key view
+    // If the input area is empty, we want to fallback to the normal behavior, resigning first
+    // responder or selecting the next or previous key view.
     if (!token || token === @"")
     {
         if (DOMEvent && DOMEvent.keyCode === CPTabKeyCode)
@@ -199,7 +200,6 @@ var CPThemeStateAutoCompleting          = @"CPThemeStateAutoCompleting",
         return;
     }
 
-
     var objectValue = [self objectValue];
 
     // Remove the uncompleted token and add the token string.
@@ -608,14 +608,16 @@ var CPThemeStateAutoCompleting          = @"CPThemeStateAutoCompleting",
 {
 }
 
-
 // ========
 // = VIEW =
 // ========
 - (void)viewDidMoveToWindow
 {
     [[[self window] contentView] addSubview:_autocompleteContainer];
+
+#if PLATFORM(DOM)
     _autocompleteContainer._DOMElement.style.zIndex = 1000; // Anything else doesn't seem to work
+#endif
 }
 
 - (void)removeFromSuperview

Tests/AppKit/CPTokenFieldTest.j

@@ -1,5 +1,7 @@
 @import <AppKit/CPTokenField.j>
 
+[CPApplication sharedApplication];
+
 @implementation CPTokenFieldTest : OJTestCase
 {
 }
@@ -17,4 +19,13 @@
     [self assert:[unarchived tokenizingCharacterSet] equals:[CPCharacterSet characterSetWithCharactersInString:@","]];
 }
 
-@end
+- (void)testCreate
+{
+    var aWindow = [[CPWindow alloc] initWithContentRect:CGRectMake(0.0, 0.0, 1024.0, 768.0) styleMask:CPWindowNotSizable],
+        tokenField = [[CPTokenField alloc] initWithFrame:CGRectMake(10, 10, 100, 28)];
+
+    // This shouldn't crash.
+    [[aWindow contentView] addSubview:tokenField];
+}
+
+@end