Antoine Pitrou | 482e66a | 2010-08-04 15:43:16 +0000 | [diff] [blame] | 1 | import unittest |
Martin Panter | 40062a1 | 2015-11-28 22:38:24 +0000 | [diff] [blame] | 2 | from unittest.mock import patch |
Antoine Pitrou | 482e66a | 2010-08-04 15:43:16 +0000 | [diff] [blame] | 3 | import builtins |
| 4 | import rlcompleter |
| 5 | |
| 6 | class CompleteMe: |
| 7 | """ Trivial class used in testing rlcompleter.Completer. """ |
| 8 | spam = 1 |
Serhiy Storchaka | ab82422 | 2015-09-27 13:43:50 +0300 | [diff] [blame] | 9 | _ham = 2 |
Antoine Pitrou | 482e66a | 2010-08-04 15:43:16 +0000 | [diff] [blame] | 10 | |
| 11 | |
| 12 | class TestRlcompleter(unittest.TestCase): |
| 13 | def setUp(self): |
| 14 | self.stdcompleter = rlcompleter.Completer() |
| 15 | self.completer = rlcompleter.Completer(dict(spam=int, |
| 16 | egg=str, |
| 17 | CompleteMe=CompleteMe)) |
| 18 | |
| 19 | # forces stdcompleter to bind builtins namespace |
| 20 | self.stdcompleter.complete('', 0) |
| 21 | |
| 22 | def test_namespace(self): |
| 23 | class A(dict): |
| 24 | pass |
| 25 | class B(list): |
| 26 | pass |
| 27 | |
| 28 | self.assertTrue(self.stdcompleter.use_main_ns) |
| 29 | self.assertFalse(self.completer.use_main_ns) |
| 30 | self.assertFalse(rlcompleter.Completer(A()).use_main_ns) |
| 31 | self.assertRaises(TypeError, rlcompleter.Completer, B((1,))) |
| 32 | |
| 33 | def test_global_matches(self): |
| 34 | # test with builtins namespace |
Georg Brandl | 50de5f5 | 2010-10-21 07:40:03 +0000 | [diff] [blame] | 35 | self.assertEqual(sorted(self.stdcompleter.global_matches('di')), |
Antoine Pitrou | 482e66a | 2010-08-04 15:43:16 +0000 | [diff] [blame] | 36 | [x+'(' for x in dir(builtins) if x.startswith('di')]) |
Georg Brandl | 50de5f5 | 2010-10-21 07:40:03 +0000 | [diff] [blame] | 37 | self.assertEqual(sorted(self.stdcompleter.global_matches('st')), |
Antoine Pitrou | 482e66a | 2010-08-04 15:43:16 +0000 | [diff] [blame] | 38 | [x+'(' for x in dir(builtins) if x.startswith('st')]) |
| 39 | self.assertEqual(self.stdcompleter.global_matches('akaksajadhak'), []) |
| 40 | |
| 41 | # test with a customized namespace |
| 42 | self.assertEqual(self.completer.global_matches('CompleteM'), |
| 43 | ['CompleteMe(']) |
| 44 | self.assertEqual(self.completer.global_matches('eg'), |
| 45 | ['egg(']) |
| 46 | # XXX: see issue5256 |
| 47 | self.assertEqual(self.completer.global_matches('CompleteM'), |
| 48 | ['CompleteMe(']) |
| 49 | |
| 50 | def test_attr_matches(self): |
| 51 | # test with builtins namespace |
| 52 | self.assertEqual(self.stdcompleter.attr_matches('str.s'), |
| 53 | ['str.{}('.format(x) for x in dir(str) |
| 54 | if x.startswith('s')]) |
| 55 | self.assertEqual(self.stdcompleter.attr_matches('tuple.foospamegg'), []) |
Serhiy Storchaka | ab82422 | 2015-09-27 13:43:50 +0300 | [diff] [blame] | 56 | expected = sorted({'None.%s%s' % (x, '(' if x != '__doc__' else '') |
| 57 | for x in dir(None)}) |
| 58 | self.assertEqual(self.stdcompleter.attr_matches('None.'), expected) |
| 59 | self.assertEqual(self.stdcompleter.attr_matches('None._'), expected) |
| 60 | self.assertEqual(self.stdcompleter.attr_matches('None.__'), expected) |
Antoine Pitrou | 482e66a | 2010-08-04 15:43:16 +0000 | [diff] [blame] | 61 | |
| 62 | # test with a customized namespace |
| 63 | self.assertEqual(self.completer.attr_matches('CompleteMe.sp'), |
| 64 | ['CompleteMe.spam']) |
| 65 | self.assertEqual(self.completer.attr_matches('Completeme.egg'), []) |
Serhiy Storchaka | ab82422 | 2015-09-27 13:43:50 +0300 | [diff] [blame] | 66 | self.assertEqual(self.completer.attr_matches('CompleteMe.'), |
| 67 | ['CompleteMe.mro(', 'CompleteMe.spam']) |
| 68 | self.assertEqual(self.completer.attr_matches('CompleteMe._'), |
| 69 | ['CompleteMe._ham']) |
| 70 | matches = self.completer.attr_matches('CompleteMe.__') |
| 71 | for x in matches: |
| 72 | self.assertTrue(x.startswith('CompleteMe.__'), x) |
| 73 | self.assertIn('CompleteMe.__name__', matches) |
| 74 | self.assertIn('CompleteMe.__new__(', matches) |
Antoine Pitrou | 482e66a | 2010-08-04 15:43:16 +0000 | [diff] [blame] | 75 | |
Martin Panter | 40062a1 | 2015-11-28 22:38:24 +0000 | [diff] [blame] | 76 | with patch.object(CompleteMe, "me", CompleteMe, create=True): |
| 77 | self.assertEqual(self.completer.attr_matches('CompleteMe.me.me.sp'), |
| 78 | ['CompleteMe.me.me.spam']) |
| 79 | self.assertEqual(self.completer.attr_matches('egg.s'), |
| 80 | ['egg.{}('.format(x) for x in dir(str) |
| 81 | if x.startswith('s')]) |
Antoine Pitrou | 482e66a | 2010-08-04 15:43:16 +0000 | [diff] [blame] | 82 | |
Martin Panter | 06622ea | 2015-11-13 22:47:00 +0000 | [diff] [blame] | 83 | def test_excessive_getattr(self): |
| 84 | # Ensure getattr() is invoked no more than once per attribute |
| 85 | class Foo: |
| 86 | calls = 0 |
| 87 | @property |
| 88 | def bar(self): |
| 89 | self.calls += 1 |
| 90 | return None |
| 91 | f = Foo() |
| 92 | completer = rlcompleter.Completer(dict(f=f)) |
| 93 | self.assertEqual(completer.complete('f.b', 0), 'f.bar') |
| 94 | self.assertEqual(f.calls, 1) |
| 95 | |
Martin Panter | 6fe3926 | 2015-11-13 23:54:02 +0000 | [diff] [blame] | 96 | def test_uncreated_attr(self): |
| 97 | # Attributes like properties and slots should be completed even when |
| 98 | # they haven't been created on an instance |
| 99 | class Foo: |
| 100 | __slots__ = ("bar",) |
| 101 | completer = rlcompleter.Completer(dict(f=Foo())) |
| 102 | self.assertEqual(completer.complete('f.', 0), 'f.bar') |
| 103 | |
Yury Selivanov | 46f7785 | 2016-02-04 14:00:26 -0500 | [diff] [blame] | 104 | @unittest.mock.patch('rlcompleter._readline_available', False) |
Berker Peksag | aaf6114 | 2015-07-28 00:06:31 +0300 | [diff] [blame] | 105 | def test_complete(self): |
| 106 | completer = rlcompleter.Completer() |
| 107 | self.assertEqual(completer.complete('', 0), '\t') |
Serhiy Storchaka | 8ace8e9 | 2015-09-27 13:26:03 +0300 | [diff] [blame] | 108 | self.assertEqual(completer.complete('a', 0), 'and ') |
| 109 | self.assertEqual(completer.complete('a', 1), 'as ') |
| 110 | self.assertEqual(completer.complete('as', 2), 'assert ') |
| 111 | self.assertEqual(completer.complete('an', 0), 'and ') |
| 112 | self.assertEqual(completer.complete('pa', 0), 'pass') |
| 113 | self.assertEqual(completer.complete('Fa', 0), 'False') |
| 114 | self.assertEqual(completer.complete('el', 0), 'elif ') |
| 115 | self.assertEqual(completer.complete('el', 1), 'else') |
| 116 | self.assertEqual(completer.complete('tr', 0), 'try:') |
Antoine Pitrou | 482e66a | 2010-08-04 15:43:16 +0000 | [diff] [blame] | 117 | |
Martin Panter | ed92910 | 2015-11-23 23:50:26 +0000 | [diff] [blame] | 118 | def test_duplicate_globals(self): |
| 119 | namespace = { |
| 120 | 'False': None, # Keyword vs builtin vs namespace |
| 121 | 'assert': None, # Keyword vs namespace |
| 122 | 'try': lambda: None, # Keyword vs callable |
| 123 | 'memoryview': None, # Callable builtin vs non-callable |
| 124 | 'Ellipsis': lambda: None, # Non-callable builtin vs callable |
| 125 | } |
| 126 | completer = rlcompleter.Completer(namespace) |
| 127 | self.assertEqual(completer.complete('False', 0), 'False') |
| 128 | self.assertIsNone(completer.complete('False', 1)) # No duplicates |
Martin Panter | 745f6b3 | 2015-11-24 00:20:00 +0000 | [diff] [blame] | 129 | # Space or colon added due to being a reserved keyword |
| 130 | self.assertEqual(completer.complete('assert', 0), 'assert ') |
Martin Panter | ed92910 | 2015-11-23 23:50:26 +0000 | [diff] [blame] | 131 | self.assertIsNone(completer.complete('assert', 1)) |
Martin Panter | 745f6b3 | 2015-11-24 00:20:00 +0000 | [diff] [blame] | 132 | self.assertEqual(completer.complete('try', 0), 'try:') |
Martin Panter | ed92910 | 2015-11-23 23:50:26 +0000 | [diff] [blame] | 133 | self.assertIsNone(completer.complete('try', 1)) |
| 134 | # No opening bracket "(" because we overrode the built-in class |
| 135 | self.assertEqual(completer.complete('memoryview', 0), 'memoryview') |
| 136 | self.assertIsNone(completer.complete('memoryview', 1)) |
| 137 | self.assertEqual(completer.complete('Ellipsis', 0), 'Ellipsis(') |
| 138 | self.assertIsNone(completer.complete('Ellipsis', 1)) |
| 139 | |
Antoine Pitrou | 482e66a | 2010-08-04 15:43:16 +0000 | [diff] [blame] | 140 | if __name__ == '__main__': |
Zachary Ware | 38c707e | 2015-04-13 15:00:43 -0500 | [diff] [blame] | 141 | unittest.main() |