mirror of https://github.com/python/cpython
113 lines
3.5 KiB
Python
113 lines
3.5 KiB
Python
"""Test parenmatch, coverage 91%.
|
|
|
|
This must currently be a gui test because ParenMatch methods use
|
|
several text methods not defined on idlelib.idle_test.mock_tk.Text.
|
|
"""
|
|
from idlelib.parenmatch import ParenMatch
|
|
from test.support import requires
|
|
requires('gui')
|
|
|
|
import unittest
|
|
from unittest.mock import Mock
|
|
from tkinter import Tk, Text
|
|
|
|
|
|
class DummyEditwin:
|
|
def __init__(self, text):
|
|
self.text = text
|
|
self.indentwidth = 8
|
|
self.tabwidth = 8
|
|
self.prompt_last_line = '>>>' # Currently not used by parenmatch.
|
|
|
|
|
|
class ParenMatchTest(unittest.TestCase):
|
|
|
|
@classmethod
|
|
def setUpClass(cls):
|
|
cls.root = Tk()
|
|
cls.root.withdraw()
|
|
cls.text = Text(cls.root)
|
|
cls.editwin = DummyEditwin(cls.text)
|
|
cls.editwin.text_frame = Mock()
|
|
|
|
@classmethod
|
|
def tearDownClass(cls):
|
|
del cls.text, cls.editwin
|
|
cls.root.update_idletasks()
|
|
cls.root.destroy()
|
|
del cls.root
|
|
|
|
def tearDown(self):
|
|
self.text.delete('1.0', 'end')
|
|
|
|
def get_parenmatch(self):
|
|
pm = ParenMatch(self.editwin)
|
|
pm.bell = lambda: None
|
|
return pm
|
|
|
|
def test_paren_styles(self):
|
|
"""
|
|
Test ParenMatch with each style.
|
|
"""
|
|
text = self.text
|
|
pm = self.get_parenmatch()
|
|
for style, range1, range2 in (
|
|
('opener', ('1.10', '1.11'), ('1.10', '1.11')),
|
|
('default',('1.10', '1.11'),('1.10', '1.11')),
|
|
('parens', ('1.14', '1.15'), ('1.15', '1.16')),
|
|
('expression', ('1.10', '1.15'), ('1.10', '1.16'))):
|
|
with self.subTest(style=style):
|
|
text.delete('1.0', 'end')
|
|
pm.STYLE = style
|
|
text.insert('insert', 'def foobar(a, b')
|
|
|
|
pm.flash_paren_event('event')
|
|
self.assertIn('<<parenmatch-check-restore>>', text.event_info())
|
|
if style == 'parens':
|
|
self.assertTupleEqual(text.tag_nextrange('paren', '1.0'),
|
|
('1.10', '1.11'))
|
|
self.assertTupleEqual(
|
|
text.tag_prevrange('paren', 'end'), range1)
|
|
|
|
text.insert('insert', ')')
|
|
pm.restore_event()
|
|
self.assertNotIn('<<parenmatch-check-restore>>',
|
|
text.event_info())
|
|
self.assertEqual(text.tag_prevrange('paren', 'end'), ())
|
|
|
|
pm.paren_closed_event('event')
|
|
self.assertTupleEqual(
|
|
text.tag_prevrange('paren', 'end'), range2)
|
|
|
|
def test_paren_corner(self):
|
|
"""
|
|
Test corner cases in flash_paren_event and paren_closed_event.
|
|
|
|
Force execution of conditional expressions and alternate paths.
|
|
"""
|
|
text = self.text
|
|
pm = self.get_parenmatch()
|
|
|
|
text.insert('insert', '# Comment.)')
|
|
pm.paren_closed_event('event')
|
|
|
|
text.insert('insert', '\ndef')
|
|
pm.flash_paren_event('event')
|
|
pm.paren_closed_event('event')
|
|
|
|
text.insert('insert', ' a, *arg)')
|
|
pm.paren_closed_event('event')
|
|
|
|
def test_handle_restore_timer(self):
|
|
pm = self.get_parenmatch()
|
|
pm.restore_event = Mock()
|
|
pm.handle_restore_timer(0)
|
|
self.assertTrue(pm.restore_event.called)
|
|
pm.restore_event.reset_mock()
|
|
pm.handle_restore_timer(1)
|
|
self.assertFalse(pm.restore_event.called)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main(verbosity=2)
|