-
-
Notifications
You must be signed in to change notification settings - Fork 252
Expand file tree
/
Copy pathtest_autocomplete.py
More file actions
491 lines (385 loc) · 15.8 KB
/
test_autocomplete.py
File metadata and controls
491 lines (385 loc) · 15.8 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
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
# encoding: utf-8
from 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 attempt
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="])
)