"Test pyshell, coverage 12%." # Plus coverage of test_warning. Was 20% with test_openshell. from idlelib import pyshell import unittest from test.support import requires from tkinter import Tk class FunctionTest(unittest.TestCase): # Test stand-alone module level non-gui functions. def test_restart_line_wide(self): eq = self.assertEqual for file, mul, extra in (('', 22, ''), ('finame', 21, '=')): width = 60 bar = mul * '=' with self.subTest(file=file, bar=bar): file = file or 'Shell' line = pyshell.restart_line(width, file) eq(len(line), width) eq(line, f"{bar+extra} RESTART: {file} {bar}") def test_restart_line_narrow(self): expect, taglen = "= RESTART: Shell", 16 for width in (taglen-1, taglen, taglen+1): with self.subTest(width=width): self.assertEqual(pyshell.restart_line(width, ''), expect) self.assertEqual(pyshell.restart_line(taglen+2, ''), expect+' =') class PyShellFileListTest(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) # Need for EditorWindow. cls.root.destroy() del cls.root def test_init(self): psfl = pyshell.PyShellFileList(self.root) self.assertEqual(psfl.EditorWindow, pyshell.PyShellEditorWindow) self.assertIsNone(psfl.pyshell) # The following sometimes causes 'invalid command name "109734456recolorize"'. # Uncommenting after_cancel above prevents this, but results in # TclError: bad window path name ".!listedtoplevel.!frame.text" # which is normally prevented by after_cancel. ## def test_openshell(self): ## pyshell.use_subprocess = False ## ps = pyshell.PyShellFileList(self.root).open_shell() ## self.assertIsInstance(ps, pyshell.PyShell) if __name__ == '__main__': unittest.main(verbosity=2)