         [Test(async, timeout=500)]
         public function test_focus_skin_with_NaN_focus_thickness():void
         {
+            //from setUp(), for debugging
+            var focusManager:FocusManager = new FocusManager(UIImpersonator.testDisplay as IFocusManagerContainer);
+            focusManager.showFocusIndicator = true;
+
+            _textInput = new TextInput();
+            _textInput.width = 0;
+            _textInput.height = 0;
+            _textInput.focusManager = focusManager;
+
+            _finishNotifier = new EventDispatcher();
+
             //given
             UIImpersonator.addChild(_textInput);
 

        [Test(async, timeout=500)]
        public function test_focus_skin_with_zero_focus_thickness():void
        {
            //given
            UIImpersonator.addChild(_textInput);


////////////////////////////////////////////////////////////////////////////////

package tests.spark.skins.spark {
    import flash.display.Sprite;
    import flash.events.Event;
    import flash.events.EventDispatcher;

    import mx.core.Container;

    import mx.managers.FocusManager;
    import mx.managers.IFocusManagerContainer;

    import org.flexunit.asserts.assertNotNull;

    import org.flexunit.asserts.assertTrue;
    import org.flexunit.async.Async;
    import org.fluint.uiImpersonation.UIImpersonator;

    import spark.components.Group;

    import spark.components.TextInput;

