"Test filelist, coverage 19%." from idlelib import filelist import unittest from test.support import requires from tkinter import Tk class FileListTest(unittest.TestCase): @classmethod def setUpClass(cls): requires('gui') cls.root = Tk() cls.root.withdraw() @classmethod def tearDownClass(cls): cls.root.update_idletasks() for id in cls.root.tk.call('after', 'info'): cls.root.after_cancel(id) cls.root.destroy() del cls.root def test_new_empty(self): flist = filelist.FileList(self.root) self.assertEqual(flist.root, self.root) e = flist.new() self.assertEqual(type(e), flist.EditorWindow) e._close() if __name__ == '__main__': unittest.main(verbosity=2)