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GeezerVison is showing github.com — bpython/bpython/test/test_autocomplete.py at master · SivanSong/bpython Expand file tree/ Copy pathtest_autocomplete.pyMore file actions 449 lines (337 loc) · 16 KB / Copy pathtest_autocomplete.pyFile metadata and controls449 lines (337 loc) · 16 KB 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 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collections import namedtuple import inspect import keyword import sys try: import unittest2 as unittest except ImportError: import unittest try: import jedi has_jedi = True except ImportError: has_jedi = False from bpython import autocomplete from bpython._py3compat import py3 from bpython.test import mock is_py34 = sys.version_info[:2] >= (3, 4) if is_py34: glob_function = 'glob.iglob' else: glob_function = 'glob.glob' class TestSafeEval(unittest.TestCase): def test_catches_syntax_error(self): with self.assertRaises(autocomplete.EvaluationError): autocomplete.safe_eval('1re', {}) class TestFormatters(unittest.TestCase): def test_filename(self): completer = autocomplete.FilenameCompletion() last_part_of_filename = completer.format self.assertEqual(last_part_of_filename('abc'), 'abc') self.assertEqual(last_part_of_filename('abc/'), 'abc/') self.assertEqual(last_part_of_filename('abc/efg'), 'efg') self.assertEqual(last_part_of_filename('abc/efg/'), 'efg/') self.assertEqual(last_part_of_filename('/abc'), 'abc') self.assertEqual(last_part_of_filename('ab.c/e.f.g/'), 'e.f.g/') def test_attribute(self): self.assertEqual(autocomplete.after_last_dot('abc.edf'), 'edf') def completer(matches): mock_completer = autocomplete.BaseCompletionType() mock_completer.matches = mock.Mock(return_value=matches) return mock_completer class TestGetCompleter(unittest.TestCase): def test_no_completers(self): self.assertTupleEqual(autocomplete.get_completer([], 0, ''), ([], None)) def test_one_completer_without_matches_returns_empty_list_and_none(self): a = completer([]) self.assertTupleEqual(autocomplete.get_completer([a], 0, ''), ([], None)) def test_one_completer_returns_matches_and_completer(self): a = completer(['a']) self.assertTupleEqual(autocomplete.get_completer([a], 0, ''), (['a'], a)) def test_two_completers_with_matches_returns_first_matches(self): a = completer(['a']) b = completer(['b']) self.assertEqual(autocomplete.get_completer([a, b], 0, ''), (['a'], a)) def test_first_non_none_completer_matches_are_returned(self): a = completer([]) b = completer(['a']) self.assertEqual(autocomplete.get_completer([a, b], 0, ''), ([], None)) def test_only_completer_returns_None(self): a = completer(None) self.assertEqual(autocomplete.get_completer([a], 0, ''), ([], None)) def test_first_completer_returns_None(self): a = completer(None) b = completer(['a']) self.assertEqual(autocomplete.get_completer([a, b], 0, ''), (['a'], b)) class TestCumulativeCompleter(unittest.TestCase): def completer(self, matches, ): mock_completer = autocomplete.BaseCompletionType() mock_completer.matches = mock.Mock(return_value=matches) return mock_completer def test_no_completers_fails(self): with self.assertRaises(ValueError): autocomplete.CumulativeCompleter([]) def test_one_empty_completer_returns_empty(self): a = self.completer([]) cumulative = autocomplete.CumulativeCompleter([a]) self.assertEqual(cumulative.matches(3, 'abc'), set()) def test_one_none_completer_returns_none(self): a = self.completer(None) cumulative = autocomplete.CumulativeCompleter([a]) self.assertEqual(cumulative.matches(3, 'abc'), None) def test_two_completers_get_both(self): a = self.completer(['a']) b = self.completer(['b']) cumulative = autocomplete.CumulativeCompleter([a, b]) self.assertEqual(cumulative.matches(3, 'abc'), set(['a', 'b'])) class TestFilenameCompletion(unittest.TestCase): def setUp(self): self.completer = autocomplete.FilenameCompletion() def test_locate_fails_when_not_in_string(self): self.assertEqual(self.completer.locate(4, "abcd"), None) def test_locate_succeeds_when_in_string(self): self.assertEqual(self.completer.locate(4, "a'bc'd"), (2, 4, 'bc')) def test_issue_491(self): self.assertNotEqual(self.completer.matches(9, '"a[a.l-1]'), None) @mock.patch(glob_function, new=lambda text: []) def test_match_returns_none_if_not_in_string(self): self.assertEqual(self.completer.matches(2, 'abcd'), None) @mock.patch(glob_function, new=lambda text: []) def test_match_returns_empty_list_when_no_files(self): self.assertEqual(self.completer.matches(2, '"a'), set()) @mock.patch(glob_function, new=lambda text: ['abcde', 'aaaaa']) @mock.patch('os.path.expanduser', new=lambda text: text) @mock.patch('os.path.isdir', new=lambda text: False) @mock.patch('os.path.sep', new='/') def test_match_returns_files_when_files_exist(self): self.assertEqual(sorted(self.completer.matches(2, '"x')), ['aaaaa', 'abcde']) @mock.patch(glob_function, new=lambda text: ['abcde', 'aaaaa']) @mock.patch('os.path.expanduser', new=lambda text: text) @mock.patch('os.path.isdir', new=lambda text: True) @mock.patch('os.path.sep', new='/') def test_match_returns_dirs_when_dirs_exist(self): self.assertEqual(sorted(self.completer.matches(2, '"x')), ['aaaaa/', 'abcde/']) @mock.patch(glob_function, new=lambda text: ['/expand/ed/abcde', '/expand/ed/aaaaa']) @mock.patch('os.path.expanduser', new=lambda text: text.replace('~', '/expand/ed')) @mock.patch('os.path.isdir', new=lambda text: False) @mock.patch('os.path.sep', new='/') def test_tilde_stays_pretty(self): self.assertEqual(sorted(self.completer.matches(4, '"~/a')), ['~/aaaaa', '~/abcde']) @mock.patch('os.path.sep', new='/') def test_formatting_takes_just_last_part(self): self.assertEqual(self.completer.format('/hello/there/'), 'there/') self.assertEqual(self.completer.format('/hello/there'), 'there') class MockNumPy(object): """This is a mock numpy object that raises an error when there is an atempt to convert it to a boolean.""" def __nonzero__(self): raise ValueError("The truth value of an array with more than one " "element is ambiguous. Use a.any() or a.all()") class TestDictKeyCompletion(unittest.TestCase): def test_set_of_keys_returned_when_matches_found(self): com = autocomplete.DictKeyCompletion() local = {'d': {"ab": 1, "cd": 2}} self.assertSetEqual(com.matches(2, "d[", locals_=local), set(["'ab']", "'cd']"])) def test_none_returned_when_eval_error(self): com = autocomplete.DictKeyCompletion() local = {'e': {"ab": 1, "cd": 2}} self.assertEqual(com.matches(2, "d[", locals_=local), None) def test_none_returned_when_not_dict_type(self): com = autocomplete.DictKeyCompletion() local = {'l': ["ab", "cd"]} self.assertEqual(com.matches(2, "l[", locals_=local), None) def test_none_returned_when_no_matches_left(self): com = autocomplete.DictKeyCompletion() local = {'d': {"ab": 1, "cd": 2}} self.assertEqual(com.matches(3, "d[r", locals_=local), None) def test_obj_that_does_not_allow_conversion_to_bool(self): com = autocomplete.DictKeyCompletion() local = {'mNumPy': MockNumPy()} self.assertEqual(com.matches(7, "mNumPy[", locals_=local), None) class Foo(object): a = 10 def __init__(self): self.b = 20 def method(self, x): pass class OldStyleFoo: a = 10 def __init__(self): self.b = 20 def method(self, x): pass skip_old_style = unittest.skipIf(py3, 'In Python 3 there are no old style classes') class Properties(Foo): @property def asserts_when_called(self): raise AssertionError("getter method called") class Slots(object): __slots__ = ['a', 'b'] class TestAttrCompletion(unittest.TestCase): @classmethod def setUpClass(cls): cls.com = autocomplete.AttrCompletion() def test_att_matches_found_on_instance(self): self.assertSetEqual(self.com.matches(2, 'a.', locals_={'a': Foo()}), set(['a.method', 'a.a', 'a.b'])) @skip_old_style def test_att_matches_found_on_old_style_instance(self): self.assertSetEqual(self.com.matches(2, 'a.', locals_={'a': OldStyleFoo()}), set(['a.method', 'a.a', 'a.b'])) self.assertIn(u'a.__dict__', self.com.matches(4, 'a.__', locals_={'a': OldStyleFoo()})) @skip_old_style def test_att_matches_found_on_old_style_class_object(self): self.assertIn(u'A.__dict__', self.com.matches(4, 'A.__', locals_={'A': OldStyleFoo})) @skip_old_style def test_issue536(self): class OldStyleWithBrokenGetAttr: def __getattr__(self, attr): raise Exception() locals_ = {'a': OldStyleWithBrokenGetAttr()} self.assertIn(u'a.__module__', self.com.matches(4, 'a.__', locals_=locals_)) def test_descriptor_attributes_not_run(self): com = autocomplete.AttrCompletion() self.assertSetEqual(com.matches(2, 'a.', locals_={'a': Properties()}), set(['a.b', 'a.a', 'a.method', 'a.asserts_when_called'])) def test_slots_not_crash(self): com = autocomplete.AttrCompletion() self.assertSetEqual(com.matches(2, 'A.', locals_={'A': Slots}), set(['A.b', 'A.a', 'A.mro'])) class TestExpressionAttributeCompletion(unittest.TestCase): @classmethod def setUpClass(cls): cls.com = autocomplete.ExpressionAttributeCompletion() def test_att_matches_found_on_instance(self): self.assertSetEqual(self.com.matches(5, 'a[0].', locals_={'a': [Foo()]}), set(['method', 'a', 'b'])) @skip_old_style def test_att_matches_found_on_old_style_instance(self): self.assertSetEqual(self.com.matches(5, 'a[0].', locals_={'a': [OldStyleFoo()]}), set(['method', 'a', 'b'])) def test_other_getitem_methods_not_called(self): class FakeList(object): def __getitem__(inner_self, i): self.fail("possibly side-effecting __getitem_ method called") self.com.matches(5, 'a[0].', locals_={'a': FakeList()}) def test_tuples_complete(self): self.assertSetEqual(self.com.matches(5, 'a[0].', locals_={'a': (Foo(),)}), set(['method', 'a', 'b'])) @unittest.skip('TODO, subclasses do not complete yet') def test_list_subclasses_complete(self): class ListSubclass(list): pass self.assertSetEqual(self.com.matches(5, 'a[0].', locals_={'a': ListSubclass([Foo()])}), set(['method', 'a', 'b'])) def test_getitem_not_called_in_list_subclasses_overriding_getitem(self): class FakeList(list): def __getitem__(inner_self, i): self.fail("possibly side-effecting __getitem_ method called") self.com.matches(5, 'a[0].', locals_={'a': FakeList()}) def test_literals_complete(self): self.assertSetEqual(self.com.matches(10, '[a][0][0].', locals_={'a': (Foo(),)}), set(['method', 'a', 'b'])) def test_dictionaries_complete(self): self.assertSetEqual(self.com.matches(7, 'a["b"].', locals_={'a': {'b': Foo()}}), set(['method', 'a', 'b'])) class TestMagicMethodCompletion(unittest.TestCase): def test_magic_methods_complete_after_double_underscores(self): com = autocomplete.MagicMethodCompletion() block = "class Something(object)\n def __" self.assertSetEqual(com.matches(10, ' def __', current_block=block), set(autocomplete.MAGIC_METHODS)) Comp = namedtuple('Completion', ['name', 'complete']) @unittest.skipUnless(has_jedi, "jedi required") class TestMultilineJediCompletion(unittest.TestCase): def test_returns_none_with_single_line(self): com = autocomplete.MultilineJediCompletion() self.assertEqual(com.matches(2, 'Va', current_block='Va', history=[]), None) def test_returns_non_with_blank_second_line(self): com = autocomplete.MultilineJediCompletion() self.assertEqual(com.matches(0, '', current_block='class Foo():\n', history=['class Foo():']), None) def matches_from_completions(self, cursor, line, block, history, completions): with mock.patch('bpython.autocomplete.jedi.Script') as Script: script = Script.return_value script.completions.return_value = completions com = autocomplete.MultilineJediCompletion() return com.matches(cursor, line, current_block=block, history=history) def test_completions_starting_with_different_letters(self): matches = self.matches_from_completions( 2, ' a', 'class Foo:\n a', ['adsf'], [Comp('Abc', 'bc'), Comp('Cbc', 'bc')]) self.assertEqual(matches, None) def test_completions_starting_with_different_cases(self): matches = self.matches_from_completions( 2, ' a', 'class Foo:\n a', ['adsf'], [Comp('Abc', 'bc'), Comp('ade', 'de')]) self.assertSetEqual(matches, set(['ade'])) @unittest.skipUnless(is_py34, 'asyncio required') def test_issue_544(self): com = autocomplete.MultilineJediCompletion() code = '@asyncio.coroutine\ndef' history = ('import asyncio', '@asyncio.coroutin') com.matches(3, 'def', current_block=code, history=history) class TestGlobalCompletion(unittest.TestCase): def setUp(self): self.com = autocomplete.GlobalCompletion() def test_function(self): def function(): pass self.assertEqual(self.com.matches(8, 'function', locals_={'function': function}), set(('function(', ))) def test_completions_are_unicode(self): for m in self.com.matches(1, 'a', locals_={'abc': 10}): self.assertIsInstance(m, type(u'')) @unittest.skipIf(py3, "in Python 3 invalid identifiers are passed through") def test_ignores_nonascii_encodable(self): self.assertEqual(self.com.matches(3, 'abc', locals_={'abcß': 10}), None) def test_mock_kwlist(self): with mock.patch.object(keyword, 'kwlist', new=['abcd']): self.assertEqual(self.com.matches(3, 'abc', locals_={}), None) def test_mock_kwlist_non_ascii(self): with mock.patch.object(keyword, 'kwlist', new=['abcß']): self.assertEqual(self.com.matches(3, 'abc', locals_={}), None) class TestParameterNameCompletion(unittest.TestCase): def test_set_of_params_returns_when_matches_found(self): def func(apple, apricot, banana, carrot): pass if py3: argspec = list(inspect.getfullargspec(func)) else: argspec = list(inspect.getargspec(func)) argspec = ["func", argspec, False] com = autocomplete.ParameterNameCompletion() self.assertSetEqual(com.matches(1, "a", argspec=argspec), set(['apple=', 'apricot='])) self.assertSetEqual(com.matches(2, "ba", argspec=argspec), set(['banana='])) self.assertSetEqual(com.matches(3, "car", argspec=argspec), set(['carrot='])) |
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