diff options
Diffstat (limited to 'Lib/idlelib/idle_test/test_parenmatch.py')
| -rw-r--r-- | Lib/idlelib/idle_test/test_parenmatch.py | 113 |
1 files changed, 61 insertions, 52 deletions
diff --git a/Lib/idlelib/idle_test/test_parenmatch.py b/Lib/idlelib/idle_test/test_parenmatch.py index 4a41d84..1621981 100644 --- a/Lib/idlelib/idle_test/test_parenmatch.py +++ b/Lib/idlelib/idle_test/test_parenmatch.py @@ -1,31 +1,39 @@ -"""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') +"""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 unittest.mock import Mock -from tkinter import Tk, Text +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.prompt_last_line = '>>>' # Currently not used by parenmatch. + self.context_use_ps1 = True class ParenMatchTest(unittest.TestCase): @classmethod def setUpClass(cls): + requires('gui') cls.root = Tk() - cls.root.withdraw() cls.text = Text(cls.root) cls.editwin = DummyEditwin(cls.text) cls.editwin.text_frame = Mock() @@ -33,51 +41,52 @@ class ParenMatchTest(unittest.TestCase): @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): + def test_paren_expression(self): + """ + Test ParenMatch with 'expression' style. + """ + text = self.text pm = ParenMatch(self.editwin) - pm.bell = lambda: None - return pm + 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_styles(self): + def test_paren_default(self): """ - Test ParenMatch with each style. + Test ParenMatch with 'default' 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) + 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): """ @@ -86,20 +95,20 @@ class ParenMatchTest(unittest.TestCase): These cases force conditional expression and alternate paths. """ text = self.text - pm = self.get_parenmatch() + pm = ParenMatch(self.editwin) text.insert('insert', '# this is a commen)') - pm.paren_closed_event('event') + self.assertIsNone(pm.paren_closed_event('event')) text.insert('insert', '\ndef') - pm.flash_paren_event('event') - pm.paren_closed_event('event') + self.assertIsNone(pm.flash_paren_event('event')) + self.assertIsNone(pm.paren_closed_event('event')) text.insert('insert', ' a, *arg)') - pm.paren_closed_event('event') + self.assertIsNone(pm.paren_closed_event('event')) def test_handle_restore_timer(self): - pm = self.get_parenmatch() + pm = ParenMatch(self.editwin) pm.restore_event = Mock() pm.handle_restore_timer(0) self.assertTrue(pm.restore_event.called) |