Always handle non-handled events before destoying root widget in tests.

serhiy-storchaka · serhiy-storchaka · commit 4cfb5bee8996 · 2014-10-12T20:35:30.000+03:00
This gets rid of  Tcl warnings when they are handled later when the root is
already destroyed.
diff --git a/Lib/tkinter/test/support.py b/Lib/tkinter/test/support.py
@@ -22,6 +22,7 @@ def setUpClass(cls):
 
     @classmethod
     def tearDownClass(cls):
+        cls.root.update_idletasks()
         cls.root.destroy()
         cls.root = None
         tkinter._default_root = None
