/usr/lib/python2.7/idlelib/idle_test/test_parenmatch.py is in idle-python2.7 2.7.9-2+deb8u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 | """Test idlelib.ParenMatch."""
# This must currently be a gui test because ParenMatch methods use
# several text methods not defined on idlelib.idle_test.mock_tk.Text.
import unittest
from test.test_support import requires
from Tkinter import Tk, Text
from idlelib.ParenMatch import ParenMatch
class Mock: # 2.7 does not have unittest.mock
def __init__(self, *args, **kwargs):
self.called = False
def __call__(self, *args, **kwargs):
self.called = True
def reset_mock(self, *args, **kwargs):
self.called = False
def after(self, *args, **kwargs):
pass
class DummyEditwin:
def __init__(self, text):
self.text = text
self.indentwidth = 8
self.tabwidth = 8
self.context_use_ps1 = True
class ParenMatchTest(unittest.TestCase):
@classmethod
def setUpClass(cls):
requires('gui')
cls.root = Tk()
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.destroy()
del cls.root
def tearDown(self):
self.text.delete('1.0', 'end')
def test_paren_expression(self):
"""
Test ParenMatch with 'expression' style.
"""
text = self.text
pm = ParenMatch(self.editwin)
pm.set_style('expression')
text.insert('insert', 'def foobar(a, b')
pm.flash_paren_event('event')
self.assertIn('<<parenmatch-check-restore>>', text.event_info())
self.assertTupleEqual(text.tag_prevrange('paren', 'end'),
('1.10', '1.15'))
text.insert('insert', ')')
pm.restore_event()
self.assertNotIn('<<parenmatch-check-restore>>', text.event_info())
self.assertEqual(text.tag_prevrange('paren', 'end'), ())
# paren_closed_event can only be tested as below
pm.paren_closed_event('event')
self.assertTupleEqual(text.tag_prevrange('paren', 'end'),
('1.10', '1.16'))
def test_paren_default(self):
"""
Test ParenMatch with 'default' style.
"""
text = self.text
pm = ParenMatch(self.editwin)
pm.set_style('default')
text.insert('insert', 'def foobar(a, b')
pm.flash_paren_event('event')
self.assertIn('<<parenmatch-check-restore>>', text.event_info())
self.assertTupleEqual(text.tag_prevrange('paren', 'end'),
('1.10', '1.11'))
text.insert('insert', ')')
pm.restore_event()
self.assertNotIn('<<parenmatch-check-restore>>', text.event_info())
self.assertEqual(text.tag_prevrange('paren', 'end'), ())
def test_paren_corner(self):
"""
Test corner cases in flash_paren_event and paren_closed_event.
These cases force conditional expression and alternate paths.
"""
text = self.text
pm = ParenMatch(self.editwin)
text.insert('insert', '# this is a commen)')
self.assertIsNone(pm.paren_closed_event('event'))
text.insert('insert', '\ndef')
self.assertIsNone(pm.flash_paren_event('event'))
self.assertIsNone(pm.paren_closed_event('event'))
text.insert('insert', ' a, *arg)')
self.assertIsNone(pm.paren_closed_event('event'))
def test_handle_restore_timer(self):
pm = ParenMatch(self.editwin)
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)
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