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      1 "Test pyshell, coverage 12%."
      2 # Plus coverage of test_warning.  Was 20% with test_openshell.
      3 
      4 from idlelib import pyshell
      5 import unittest
      6 from test.support import requires
      7 from tkinter import Tk
      8 
      9 
     10 class PyShellFileListTest(unittest.TestCase):
     11 
     12     @classmethod
     13     def setUpClass(cls):
     14         requires('gui')
     15         cls.root = Tk()
     16         cls.root.withdraw()
     17 
     18     @classmethod
     19     def tearDownClass(cls):
     20         #cls.root.update_idletasks()
     21 ##        for id in cls.root.tk.call('after', 'info'):
     22 ##            cls.root.after_cancel(id)  # Need for EditorWindow.
     23         cls.root.destroy()
     24         del cls.root
     25 
     26     def test_init(self):
     27         psfl = pyshell.PyShellFileList(self.root)
     28         self.assertEqual(psfl.EditorWindow, pyshell.PyShellEditorWindow)
     29         self.assertIsNone(psfl.pyshell)
     30 
     31 # The following sometimes causes 'invalid command name "109734456recolorize"'.
     32 # Uncommenting after_cancel above prevents this, but results in
     33 # TclError: bad window path name ".!listedtoplevel.!frame.text"
     34 # which is normally prevented by after_cancel.
     35 ##    def test_openshell(self):
     36 ##        pyshell.use_subprocess = False
     37 ##        ps = pyshell.PyShellFileList(self.root).open_shell()
     38 ##        self.assertIsInstance(ps, pyshell.PyShell)
     39 
     40 
     41 if __name__ == '__main__':
     42     unittest.main(verbosity=2)
     43