Index: /CKEditor/tests/tt/4445/1.html
===================================================================
--- /CKEditor/tests/tt/4445/1.html	(revision 4342)
+++ /CKEditor/tests/tt/4445/1.html	(revision 4343)
@@ -27,6 +27,8 @@
 				editor.setData( '' , function()
 				{
+					var thisEditor = this;
 					tc.resume( function()
 					{
+						assert.areEqual( editor, thisEditor, 'editor instance doesn\'t match.' );
 						assert.isTrue( editor.checkDirty(), "editor should be dirty." );
 						assert.isTrue( editor.focusManager.hasFocus, "editor should have focus." );