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      1 "Test , coverage 16%."
      2 
      3 from idlelib import iomenu
      4 import unittest
      5 from test.support import requires
      6 from tkinter import Tk
      7 
      8 from idlelib.editor import EditorWindow
      9 
     10 
     11 class IOBindigTest(unittest.TestCase):
     12 
     13     @classmethod
     14     def setUpClass(cls):
     15         requires('gui')
     16         cls.root = Tk()
     17         cls.root.withdraw()
     18         cls.editwin = EditorWindow(root=cls.root)
     19 
     20     @classmethod
     21     def tearDownClass(cls):
     22         cls.editwin._close()
     23         del cls.editwin
     24         cls.root.update_idletasks()
     25         for id in cls.root.tk.call('after', 'info'):
     26             cls.root.after_cancel(id)  # Need for EditorWindow.
     27         cls.root.destroy()
     28         del cls.root
     29 
     30     def test_init(self):
     31         io = iomenu.IOBinding(self.editwin)
     32         self.assertIs(io.editwin, self.editwin)
     33         io.close
     34 
     35 
     36 if __name__ == '__main__':
     37     unittest.main(verbosity=2)
     38