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"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)
........