Repository navigation
Expand file tree
/
Copy pathtest_imaplib.py
More file actions
1085 lines (910 loc) · 42 KB
/
Copy pathtest_imaplib.py
File metadata and controls
1085 lines (910 loc) · 42 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
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
from test import support
from test.support import socket_helper
from contextlib import contextmanager
import imaplib
import os.path
import socketserver
import time
import calendar
import threading
import socket
from test.support import (verbose,
run_with_tz, run_with_locale, cpython_only)
from test.support import hashlib_helper
from test.support import threading_helper
from test.support import warnings_helper
import unittest
from unittest import mock
from datetime import datetime, timezone, timedelta
try:
import ssl
except ImportError:
ssl = None
CERTFILE = os.path.join(os.path.dirname(__file__) or os.curdir, "keycert3.pem")
CAFILE = os.path.join(os.path.dirname(__file__) or os.curdir, "pycacert.pem")
class TestImaplib(unittest.TestCase):
def test_Internaldate2tuple(self):
t0 = calendar.timegm((2000, 1, 1, 0, 0, 0, -1, -1, -1))
tt = imaplib.Internaldate2tuple(
b'25 (INTERNALDATE "01-Jan-2000 00:00:00 +0000")')
self.assertEqual(time.mktime(tt), t0)
tt = imaplib.Internaldate2tuple(
b'25 (INTERNALDATE "01-Jan-2000 11:30:00 +1130")')
self.assertEqual(time.mktime(tt), t0)
tt = imaplib.Internaldate2tuple(
b'25 (INTERNALDATE "31-Dec-1999 12:30:00 -1130")')
self.assertEqual(time.mktime(tt), t0)
@run_with_tz('MST+07MDT,M4.1.0,M10.5.0')
def test_Internaldate2tuple_issue10941(self):
self.assertNotEqual(imaplib.Internaldate2tuple(
b'25 (INTERNALDATE "02-Apr-2000 02:30:00 +0000")'),
imaplib.Internaldate2tuple(
b'25 (INTERNALDATE "02-Apr-2000 03:30:00 +0000")'))
def timevalues(self):
return [2000000000, 2000000000.0, time.localtime(2000000000),
(2033, 5, 18, 5, 33, 20, -1, -1, -1),
(2033, 5, 18, 5, 33, 20, -1, -1, 1),
datetime.fromtimestamp(2000000000,
timezone(timedelta(0, 2 * 60 * 60))),
'"18-May-2033 05:33:20 +0200"']
@run_with_locale('LC_ALL', 'de_DE', 'fr_FR')
# DST rules included to work around quirk where the Gnu C library may not
# otherwise restore the previous time zone
@run_with_tz('STD-1DST,M3.2.0,M11.1.0')
def test_Time2Internaldate(self):
expected = '"18-May-2033 05:33:20 +0200"'
for t in self.timevalues():
internal = imaplib.Time2Internaldate(t)
self.assertEqual(internal, expected)
def test_that_Time2Internaldate_returns_a_result(self):
# Without tzset, we can check only that it successfully
# produces a result, not the correctness of the result itself,
# since the result depends on the timezone the machine is in.
for t in self.timevalues():
imaplib.Time2Internaldate(t)
def test_imap4_host_default_value(self):
# Check whether the IMAP4_PORT is truly unavailable.
with socket.socket() as s:
try:
s.connect(('', imaplib.IMAP4_PORT))
self.skipTest(
"Cannot run the test with local IMAP server running.")
except socket.error:
pass
# This is the exception that should be raised.
expected_errnos = socket_helper.get_socket_conn_refused_errs()
with self.assertRaises(OSError) as cm:
imaplib.IMAP4()
self.assertIn(cm.exception.errno, expected_errnos)
if ssl:
class SecureTCPServer(socketserver.TCPServer):
def get_request(self):
newsocket, fromaddr = self.socket.accept()
context = ssl.SSLContext()
context.load_cert_chain(CERTFILE)
connstream = context.wrap_socket(newsocket, server_side=True)
return connstream, fromaddr
IMAP4_SSL = imaplib.IMAP4_SSL
else:
class SecureTCPServer:
pass
IMAP4_SSL = None
class SimpleIMAPHandler(socketserver.StreamRequestHandler):
timeout = support.LOOPBACK_TIMEOUT
continuation = None
capabilities = ''
def setup(self):
super().setup()
self.server.is_selected = False
self.server.logged = None
def _send(self, message):
if verbose:
print("SENT: %r" % message.strip())
self.wfile.write(message)
def _send_line(self, message):
self._send(message + b'\r\n')
def _send_textline(self, message):
self._send_line(message.encode('ASCII'))
def _send_tagged(self, tag, code, message):
self._send_textline(' '.join((tag, code, message)))
def handle(self):
# Send a welcome message.
self._send_textline('* OK IMAP4rev1')
while 1:
# Gather up input until we receive a line terminator or we timeout.
# Accumulate read(1) because it's simpler to handle the differences
# between naked sockets and SSL sockets.
line = b''
while 1:
try:
part = self.rfile.read(1)
if part == b'':
# Naked sockets return empty strings..
return
line += part
except OSError:
# ..but SSLSockets raise exceptions.
return
if line.endswith(b'\r\n'):
break
if verbose:
print('GOT: %r' % line.strip())
if self.continuation:
try:
self.continuation.send(line)
except StopIteration:
self.continuation = None
continue
splitline = line.decode('ASCII').split()
tag = splitline[0]
cmd = splitline[1]
args = splitline[2:]
if hasattr(self, 'cmd_' + cmd):
continuation = getattr(self, 'cmd_' + cmd)(tag, args)
if continuation:
self.continuation = continuation
next(continuation)
else:
self._send_tagged(tag, 'BAD', cmd + ' unknown')
def cmd_CAPABILITY(self, tag, args):
caps = ('IMAP4rev1 ' + self.capabilities
if self.capabilities
else 'IMAP4rev1')
self._send_textline('* CAPABILITY ' + caps)
self._send_tagged(tag, 'OK', 'CAPABILITY completed')
def cmd_LOGOUT(self, tag, args):
self.server.logged = None
self._send_textline('* BYE IMAP4ref1 Server logging out')
self._send_tagged(tag, 'OK', 'LOGOUT completed')
def cmd_LOGIN(self, tag, args):
self.server.logged = args[0]
self._send_tagged(tag, 'OK', 'LOGIN completed')
def cmd_SELECT(self, tag, args):
self.server.is_selected = True
self._send_line(b'* 2 EXISTS')
self._send_tagged(tag, 'OK', '[READ-WRITE] SELECT completed.')
def cmd_UNSELECT(self, tag, args):
if self.server.is_selected:
self.server.is_selected = False
self._send_tagged(tag, 'OK', 'Returned to authenticated state. (Success)')
else:
self._send_tagged(tag, 'BAD', 'No mailbox selected')
class NewIMAPTestsMixin():
client = None
def _setup(self, imap_handler, connect=True):
"""
Sets up imap_handler for tests. imap_handler should inherit from either:
- SimpleIMAPHandler - for testing IMAP commands,
- socketserver.StreamRequestHandler - if raw access to stream is needed.
Returns (client, server).
"""
class TestTCPServer(self.server_class):
def handle_error(self, request, client_address):
"""
End request and raise the error if one occurs.
"""
self.close_request(request)
self.server_close()
raise
self.addCleanup(self._cleanup)
self.server = self.server_class((socket_helper.HOST, 0), imap_handler)
self.thread = threading.Thread(
name=self._testMethodName+'-server',
target=self.server.serve_forever,
# Short poll interval to make the test finish quickly.
# Time between requests is short enough that we won't wake
# up spuriously too many times.
kwargs={'poll_interval': 0.01})
self.thread.daemon = True # In case this function raises.
self.thread.start()
if connect:
self.client = self.imap_class(*self.server.server_address)
return self.client, self.server
def _cleanup(self):
"""
Cleans up the test server. This method should not be called manually,
it is added to the cleanup queue in the _setup method already.
"""
# if logout was called already we'd raise an exception trying to
# shutdown the client once again
if self.client is not None and self.client.state != 'LOGOUT':
self.client.shutdown()
# cleanup the server
self.server.shutdown()
self.server.server_close()
threading_helper.join_thread(self.thread)
# Explicitly clear the attribute to prevent dangling thread
self.thread = None
def test_EOF_without_complete_welcome_message(self):
# http://bugs.python.org/issue5949
class EOFHandler(socketserver.StreamRequestHandler):
def handle(self):
self.wfile.write(b'* OK')
_, server = self._setup(EOFHandler, connect=False)
self.assertRaises(imaplib.IMAP4.abort, self.imap_class,
*server.server_address)
def test_line_termination(self):
class BadNewlineHandler(SimpleIMAPHandler):
def cmd_CAPABILITY(self, tag, args):
self._send(b'* CAPABILITY IMAP4rev1 AUTH\n')
self._send_tagged(tag, 'OK', 'CAPABILITY completed')
_, server = self._setup(BadNewlineHandler, connect=False)
self.assertRaises(imaplib.IMAP4.abort, self.imap_class,
*server.server_address)
def test_enable_raises_error_if_not_AUTH(self):
class EnableHandler(SimpleIMAPHandler):
capabilities = 'AUTH ENABLE UTF8=ACCEPT'
client, _ = self._setup(EnableHandler)
self.assertFalse(client.utf8_enabled)
with self.assertRaisesRegex(imaplib.IMAP4.error, 'ENABLE.*NONAUTH'):
client.enable('foo')
self.assertFalse(client.utf8_enabled)
def test_enable_raises_error_if_no_capability(self):
client, _ = self._setup(SimpleIMAPHandler)
with self.assertRaisesRegex(imaplib.IMAP4.error,
'does not support ENABLE'):
client.enable('foo')
def test_enable_UTF8_raises_error_if_not_supported(self):
client, _ = self._setup(SimpleIMAPHandler)
typ, data = client.login('user', 'pass')
self.assertEqual(typ, 'OK')
with self.assertRaisesRegex(imaplib.IMAP4.error,
'does not support ENABLE'):
client.enable('UTF8=ACCEPT')
def test_enable_UTF8_True_append(self):
class UTF8AppendServer(SimpleIMAPHandler):
capabilities = 'ENABLE UTF8=ACCEPT'
def cmd_ENABLE(self, tag, args):
self._send_tagged(tag, 'OK', 'ENABLE successful')
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+')
self.server.response = yield
self._send_tagged(tag, 'OK', 'FAKEAUTH successful')
def cmd_APPEND(self, tag, args):
self._send_textline('+')
self.server.response = yield
self._send_tagged(tag, 'OK', 'okay')
client, server = self._setup(UTF8AppendServer)
self.assertEqual(client._encoding, 'ascii')
code, _ = client.authenticate('MYAUTH', lambda x: b'fake')
self.assertEqual(code, 'OK')
self.assertEqual(server.response, b'ZmFrZQ==\r\n') # b64 encoded 'fake'
code, _ = client.enable('UTF8=ACCEPT')
self.assertEqual(code, 'OK')
self.assertEqual(client._encoding, 'utf-8')
msg_string = 'Subject: üñí©öðé'
typ, data = client.append(None, None, None, msg_string.encode('utf-8'))
self.assertEqual(typ, 'OK')
self.assertEqual(server.response,
('UTF8 (%s)\r\n' % msg_string).encode('utf-8'))
def test_search_disallows_charset_in_utf8_mode(self):
class UTF8Server(SimpleIMAPHandler):
capabilities = 'AUTH ENABLE UTF8=ACCEPT'
def cmd_ENABLE(self, tag, args):
self._send_tagged(tag, 'OK', 'ENABLE successful')
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+')
self.server.response = yield
self._send_tagged(tag, 'OK', 'FAKEAUTH successful')
client, _ = self._setup(UTF8Server)
typ, _ = client.authenticate('MYAUTH', lambda x: b'fake')
self.assertEqual(typ, 'OK')
typ, _ = client.enable('UTF8=ACCEPT')
self.assertEqual(typ, 'OK')
self.assertTrue(client.utf8_enabled)
with self.assertRaisesRegex(imaplib.IMAP4.error, 'charset.*UTF8'):
client.search('foo', 'bar')
def test_bad_auth_name(self):
class MyServer(SimpleIMAPHandler):
def cmd_AUTHENTICATE(self, tag, args):
self._send_tagged(tag, 'NO',
'unrecognized authentication type {}'.format(args[0]))
client, _ = self._setup(MyServer)
with self.assertRaisesRegex(imaplib.IMAP4.error,
'unrecognized authentication type METHOD'):
client.authenticate('METHOD', lambda: 1)
def test_invalid_authentication(self):
class MyServer(SimpleIMAPHandler):
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+')
self.response = yield
self._send_tagged(tag, 'NO', '[AUTHENTICATIONFAILED] invalid')
client, _ = self._setup(MyServer)
with self.assertRaisesRegex(imaplib.IMAP4.error,
r'\[AUTHENTICATIONFAILED\] invalid'):
client.authenticate('MYAUTH', lambda x: b'fake')
def test_valid_authentication_bytes(self):
class MyServer(SimpleIMAPHandler):
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+')
self.server.response = yield
self._send_tagged(tag, 'OK', 'FAKEAUTH successful')
client, server = self._setup(MyServer)
code, _ = client.authenticate('MYAUTH', lambda x: b'fake')
self.assertEqual(code, 'OK')
self.assertEqual(server.response, b'ZmFrZQ==\r\n') # b64 encoded 'fake'
def test_valid_authentication_plain_text(self):
class MyServer(SimpleIMAPHandler):
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+')
self.server.response = yield
self._send_tagged(tag, 'OK', 'FAKEAUTH successful')
client, server = self._setup(MyServer)
code, _ = client.authenticate('MYAUTH', lambda x: 'fake')
self.assertEqual(code, 'OK')
self.assertEqual(server.response, b'ZmFrZQ==\r\n') # b64 encoded 'fake'
@hashlib_helper.requires_hashdigest('md5')
def test_login_cram_md5_bytes(self):
class AuthHandler(SimpleIMAPHandler):
capabilities = 'LOGINDISABLED AUTH=CRAM-MD5'
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+ PDE4OTYuNjk3MTcwOTUyQHBvc3RvZmZpY2Uucm'
'VzdG9uLm1jaS5uZXQ=')
r = yield
if (r == b'dGltIGYxY2E2YmU0NjRiOWVmYT'
b'FjY2E2ZmZkNmNmMmQ5ZjMy\r\n'):
self._send_tagged(tag, 'OK', 'CRAM-MD5 successful')
else:
self._send_tagged(tag, 'NO', 'No access')
client, _ = self._setup(AuthHandler)
self.assertTrue('AUTH=CRAM-MD5' in client.capabilities)
ret, _ = client.login_cram_md5("tim", b"tanstaaftanstaaf")
self.assertEqual(ret, "OK")
@hashlib_helper.requires_hashdigest('md5')
def test_login_cram_md5_plain_text(self):
class AuthHandler(SimpleIMAPHandler):
capabilities = 'LOGINDISABLED AUTH=CRAM-MD5'
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+ PDE4OTYuNjk3MTcwOTUyQHBvc3RvZmZpY2Uucm'
'VzdG9uLm1jaS5uZXQ=')
r = yield
if (r == b'dGltIGYxY2E2YmU0NjRiOWVmYT'
b'FjY2E2ZmZkNmNmMmQ5ZjMy\r\n'):
self._send_tagged(tag, 'OK', 'CRAM-MD5 successful')
else:
self._send_tagged(tag, 'NO', 'No access')
client, _ = self._setup(AuthHandler)
self.assertTrue('AUTH=CRAM-MD5' in client.capabilities)
ret, _ = client.login_cram_md5("tim", "tanstaaftanstaaf")
self.assertEqual(ret, "OK")
def test_aborted_authentication(self):
class MyServer(SimpleIMAPHandler):
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+')
self.response = yield
if self.response == b'*\r\n':
self._send_tagged(
tag,
'NO',
'[AUTHENTICATIONFAILED] aborted')
else:
self._send_tagged(tag, 'OK', 'MYAUTH successful')
client, _ = self._setup(MyServer)
with self.assertRaisesRegex(imaplib.IMAP4.error,
r'\[AUTHENTICATIONFAILED\] aborted'):
client.authenticate('MYAUTH', lambda x: None)
@mock.patch('imaplib._MAXLINE', 10)
def test_linetoolong(self):
class TooLongHandler(SimpleIMAPHandler):
def handle(self):
# send response line longer than the limit set in the next line
self.wfile.write(b'* OK ' + 11 * b'x' + b'\r\n')
_, server = self._setup(TooLongHandler, connect=False)
with self.assertRaisesRegex(imaplib.IMAP4.error,
'got more than 10 bytes'):
self.imap_class(*server.server_address)
def test_simple_with_statement(self):
_, server = self._setup(SimpleIMAPHandler, connect=False)
with self.imap_class(*server.server_address):
pass
def test_imaplib_timeout_test(self):
_, server = self._setup(SimpleIMAPHandler)
addr = server.server_address[1]
client = self.imap_class("localhost", addr, timeout=None)
self.assertEqual(client.sock.timeout, None)
client.shutdown()
client = self.imap_class("localhost", addr, timeout=support.LOOPBACK_TIMEOUT)
self.assertEqual(client.sock.timeout, support.LOOPBACK_TIMEOUT)
client.shutdown()
with self.assertRaises(ValueError):
client = self.imap_class("localhost", addr, timeout=0)
def test_imaplib_timeout_functionality_test(self):
class TimeoutHandler(SimpleIMAPHandler):
def handle(self):
time.sleep(1)
SimpleIMAPHandler.handle(self)
_, server = self._setup(TimeoutHandler)
addr = server.server_address[1]
with self.assertRaises(socket.timeout):
client = self.imap_class("localhost", addr, timeout=0.001)
def test_with_statement(self):
_, server = self._setup(SimpleIMAPHandler, connect=False)
with self.imap_class(*server.server_address) as imap:
imap.login('user', 'pass')
self.assertEqual(server.logged, 'user')
self.assertIsNone(server.logged)
def test_with_statement_logout(self):
# It is legal to log out explicitly inside the with block
_, server = self._setup(SimpleIMAPHandler, connect=False)
with self.imap_class(*server.server_address) as imap:
imap.login('user', 'pass')
self.assertEqual(server.logged, 'user')
imap.logout()
self.assertIsNone(server.logged)
self.assertIsNone(server.logged)
# command tests
def test_login(self):
client, _ = self._setup(SimpleIMAPHandler)
typ, data = client.login('user', 'pass')
self.assertEqual(typ, 'OK')
self.assertEqual(data[0], b'LOGIN completed')
self.assertEqual(client.state, 'AUTH')
def test_logout(self):
client, _ = self._setup(SimpleIMAPHandler)
typ, data = client.login('user', 'pass')
self.assertEqual(typ, 'OK')
self.assertEqual(data[0], b'LOGIN completed')
typ, data = client.logout()
self.assertEqual(typ, 'BYE', (typ, data))
self.assertEqual(data[0], b'IMAP4ref1 Server logging out', (typ, data))
self.assertEqual(client.state, 'LOGOUT')
def test_lsub(self):
class LsubCmd(SimpleIMAPHandler):
def cmd_LSUB(self, tag, args):
self._send_textline('* LSUB () "." directoryA')
return self._send_tagged(tag, 'OK', 'LSUB completed')
client, _ = self._setup(LsubCmd)
client.login('user', 'pass')
typ, data = client.lsub()
self.assertEqual(typ, 'OK')
self.assertEqual(data[0], b'() "." directoryA')
def test_unselect(self):
client, _ = self._setup(SimpleIMAPHandler)
client.login('user', 'pass')
typ, data = client.select()
self.assertEqual(typ, 'OK')
self.assertEqual(data[0], b'2')
typ, data = client.unselect()
self.assertEqual(typ, 'OK')
self.assertEqual(data[0], b'Returned to authenticated state. (Success)')
self.assertEqual(client.state, 'AUTH')
class NewIMAPTests(NewIMAPTestsMixin, unittest.TestCase):
imap_class = imaplib.IMAP4
server_class = socketserver.TCPServer
@unittest.skipUnless(ssl, "SSL not available")
class NewIMAPSSLTests(NewIMAPTestsMixin, unittest.TestCase):
imap_class = IMAP4_SSL
server_class = SecureTCPServer
def test_ssl_raises(self):
ssl_context = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT)
self.assertEqual(ssl_context.verify_mode, ssl.CERT_REQUIRED)
self.assertEqual(ssl_context.check_hostname, True)
ssl_context.load_verify_locations(CAFILE)
with self.assertRaisesRegex(ssl.CertificateError,
"IP address mismatch, certificate is not valid for "
"'127.0.0.1'"):
_, server = self._setup(SimpleIMAPHandler)
client = self.imap_class(*server.server_address,
ssl_context=ssl_context)
client.shutdown()
def test_ssl_verified(self):
ssl_context = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT)
ssl_context.load_verify_locations(CAFILE)
_, server = self._setup(SimpleIMAPHandler)
client = self.imap_class("localhost", server.server_address[1],
ssl_context=ssl_context)
client.shutdown()
# Mock the private method _connect(), so mark the test as specific
# to CPython stdlib
@cpython_only
def test_certfile_arg_warn(self):
with warnings_helper.check_warnings(('', DeprecationWarning)):
with mock.patch.object(self.imap_class, 'open'):
with mock.patch.object(self.imap_class, '_connect'):
self.imap_class('localhost', 143, certfile=CERTFILE)
class ThreadedNetworkedTests(unittest.TestCase):
server_class = socketserver.TCPServer
imap_class = imaplib.IMAP4
def make_server(self, addr, hdlr):
class MyServer(self.server_class):
def handle_error(self, request, client_address):
self.close_request(request)
self.server_close()
raise
if verbose:
print("creating server")
server = MyServer(addr, hdlr)
self.assertEqual(server.server_address, server.socket.getsockname())
if verbose:
print("server created")
print("ADDR =", addr)
print("CLASS =", self.server_class)
print("HDLR =", server.RequestHandlerClass)
t = threading.Thread(
name='%s serving' % self.server_class,
target=server.serve_forever,
# Short poll interval to make the test finish quickly.
# Time between requests is short enough that we won't wake
# up spuriously too many times.
kwargs={'poll_interval': 0.01})
t.daemon = True # In case this function raises.
t.start()
if verbose:
print("server running")
return server, t
def reap_server(self, server, thread):
if verbose:
print("waiting for server")
server.shutdown()
server.server_close()
thread.join()
if verbose:
print("done")
@contextmanager
def reaped_server(self, hdlr):
server, thread = self.make_server((socket_helper.HOST, 0), hdlr)
try:
yield server
finally:
self.reap_server(server, thread)
@contextmanager
def reaped_pair(self, hdlr):
with self.reaped_server(hdlr) as server:
client = self.imap_class(*server.server_address)
try:
yield server, client
finally:
client.logout()
@threading_helper.reap_threads
def test_connect(self):
with self.reaped_server(SimpleIMAPHandler) as server:
client = self.imap_class(*server.server_address)
client.shutdown()
@threading_helper.reap_threads
def test_bracket_flags(self):
# This violates RFC 3501, which disallows ']' characters in tag names,
# but imaplib has allowed producing such tags forever, other programs
# also produce them (eg: OtherInbox's Organizer app as of 20140716),
# and Gmail, for example, accepts them and produces them. So we
# support them. See issue #21815.
class BracketFlagHandler(SimpleIMAPHandler):
def handle(self):
self.flags = ['Answered', 'Flagged', 'Deleted', 'Seen', 'Draft']
super().handle()
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+')
self.server.response = yield
self._send_tagged(tag, 'OK', 'FAKEAUTH successful')
def cmd_SELECT(self, tag, args):
flag_msg = ' \\'.join(self.flags)
self._send_line(('* FLAGS (%s)' % flag_msg).encode('ascii'))
self._send_line(b'* 2 EXISTS')
self._send_line(b'* 0 RECENT')
msg = ('* OK [PERMANENTFLAGS %s \\*)] Flags permitted.'
% flag_msg)
self._send_line(msg.encode('ascii'))
self._send_tagged(tag, 'OK', '[READ-WRITE] SELECT completed.')
def cmd_STORE(self, tag, args):
new_flags = args[2].strip('(').strip(')').split()
self.flags.extend(new_flags)
flags_msg = '(FLAGS (%s))' % ' \\'.join(self.flags)
msg = '* %s FETCH %s' % (args[0], flags_msg)
self._send_line(msg.encode('ascii'))
self._send_tagged(tag, 'OK', 'STORE completed.')
with self.reaped_pair(BracketFlagHandler) as (server, client):
code, data = client.authenticate('MYAUTH', lambda x: b'fake')
self.assertEqual(code, 'OK')
self.assertEqual(server.response, b'ZmFrZQ==\r\n')
client.select('test')
typ, [data] = client.store(b'1', "+FLAGS", "[test]")
self.assertIn(b'[test]', data)
client.select('test')
typ, [data] = client.response('PERMANENTFLAGS')
self.assertIn(b'[test]', data)
@threading_helper.reap_threads
def test_issue5949(self):
class EOFHandler(socketserver.StreamRequestHandler):
def handle(self):
# EOF without sending a complete welcome message.
self.wfile.write(b'* OK')
with self.reaped_server(EOFHandler) as server:
self.assertRaises(imaplib.IMAP4.abort,
self.imap_class, *server.server_address)
@threading_helper.reap_threads
def test_line_termination(self):
class BadNewlineHandler(SimpleIMAPHandler):
def cmd_CAPABILITY(self, tag, args):
self._send(b'* CAPABILITY IMAP4rev1 AUTH\n')
self._send_tagged(tag, 'OK', 'CAPABILITY completed')
with self.reaped_server(BadNewlineHandler) as server:
self.assertRaises(imaplib.IMAP4.abort,
self.imap_class, *server.server_address)
class UTF8Server(SimpleIMAPHandler):
capabilities = 'AUTH ENABLE UTF8=ACCEPT'
def cmd_ENABLE(self, tag, args):
self._send_tagged(tag, 'OK', 'ENABLE successful')
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+')
self.server.response = yield
self._send_tagged(tag, 'OK', 'FAKEAUTH successful')
@threading_helper.reap_threads
def test_enable_raises_error_if_not_AUTH(self):
with self.reaped_pair(self.UTF8Server) as (server, client):
self.assertFalse(client.utf8_enabled)
self.assertRaises(imaplib.IMAP4.error, client.enable, 'foo')
self.assertFalse(client.utf8_enabled)
# XXX Also need a test that enable after SELECT raises an error.
@threading_helper.reap_threads
def test_enable_raises_error_if_no_capability(self):
class NoEnableServer(self.UTF8Server):
capabilities = 'AUTH'
with self.reaped_pair(NoEnableServer) as (server, client):
self.assertRaises(imaplib.IMAP4.error, client.enable, 'foo')
@threading_helper.reap_threads
def test_enable_UTF8_raises_error_if_not_supported(self):
class NonUTF8Server(SimpleIMAPHandler):
pass
with self.assertRaises(imaplib.IMAP4.error):
with self.reaped_pair(NonUTF8Server) as (server, client):
typ, data = client.login('user', 'pass')
self.assertEqual(typ, 'OK')
client.enable('UTF8=ACCEPT')
pass
@threading_helper.reap_threads
def test_enable_UTF8_True_append(self):
class UTF8AppendServer(self.UTF8Server):
def cmd_APPEND(self, tag, args):
self._send_textline('+')
self.server.response = yield
self._send_tagged(tag, 'OK', 'okay')
with self.reaped_pair(UTF8AppendServer) as (server, client):
self.assertEqual(client._encoding, 'ascii')
code, _ = client.authenticate('MYAUTH', lambda x: b'fake')
self.assertEqual(code, 'OK')
self.assertEqual(server.response,
b'ZmFrZQ==\r\n') # b64 encoded 'fake'
code, _ = client.enable('UTF8=ACCEPT')
self.assertEqual(code, 'OK')
self.assertEqual(client._encoding, 'utf-8')
msg_string = 'Subject: üñí©öðé'
typ, data = client.append(
None, None, None, msg_string.encode('utf-8'))
self.assertEqual(typ, 'OK')
self.assertEqual(
server.response,
('UTF8 (%s)\r\n' % msg_string).encode('utf-8')
)
# XXX also need a test that makes sure that the Literal and Untagged_status
# regexes uses unicode in UTF8 mode instead of the default ASCII.
@threading_helper.reap_threads
def test_search_disallows_charset_in_utf8_mode(self):
with self.reaped_pair(self.UTF8Server) as (server, client):
typ, _ = client.authenticate('MYAUTH', lambda x: b'fake')
self.assertEqual(typ, 'OK')
typ, _ = client.enable('UTF8=ACCEPT')
self.assertEqual(typ, 'OK')
self.assertTrue(client.utf8_enabled)
self.assertRaises(imaplib.IMAP4.error, client.search, 'foo', 'bar')
@threading_helper.reap_threads
def test_bad_auth_name(self):
class MyServer(SimpleIMAPHandler):
def cmd_AUTHENTICATE(self, tag, args):
self._send_tagged(tag, 'NO', 'unrecognized authentication '
'type {}'.format(args[0]))
with self.reaped_pair(MyServer) as (server, client):
with self.assertRaises(imaplib.IMAP4.error):
client.authenticate('METHOD', lambda: 1)
@threading_helper.reap_threads
def test_invalid_authentication(self):
class MyServer(SimpleIMAPHandler):
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+')
self.response = yield
self._send_tagged(tag, 'NO', '[AUTHENTICATIONFAILED] invalid')
with self.reaped_pair(MyServer) as (server, client):
with self.assertRaises(imaplib.IMAP4.error):
code, data = client.authenticate('MYAUTH', lambda x: b'fake')
@threading_helper.reap_threads
def test_valid_authentication(self):
class MyServer(SimpleIMAPHandler):
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+')
self.server.response = yield
self._send_tagged(tag, 'OK', 'FAKEAUTH successful')
with self.reaped_pair(MyServer) as (server, client):
code, data = client.authenticate('MYAUTH', lambda x: b'fake')
self.assertEqual(code, 'OK')
self.assertEqual(server.response,
b'ZmFrZQ==\r\n') # b64 encoded 'fake'
with self.reaped_pair(MyServer) as (server, client):
code, data = client.authenticate('MYAUTH', lambda x: 'fake')
self.assertEqual(code, 'OK')
self.assertEqual(server.response,
b'ZmFrZQ==\r\n') # b64 encoded 'fake'
@threading_helper.reap_threads
@hashlib_helper.requires_hashdigest('md5')
def test_login_cram_md5(self):
class AuthHandler(SimpleIMAPHandler):
capabilities = 'LOGINDISABLED AUTH=CRAM-MD5'
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+ PDE4OTYuNjk3MTcwOTUyQHBvc3RvZmZpY2Uucm'
'VzdG9uLm1jaS5uZXQ=')
r = yield
if (r == b'dGltIGYxY2E2YmU0NjRiOWVmYT'
b'FjY2E2ZmZkNmNmMmQ5ZjMy\r\n'):
self._send_tagged(tag, 'OK', 'CRAM-MD5 successful')
else:
self._send_tagged(tag, 'NO', 'No access')
with self.reaped_pair(AuthHandler) as (server, client):
self.assertTrue('AUTH=CRAM-MD5' in client.capabilities)
ret, data = client.login_cram_md5("tim", "tanstaaftanstaaf")
self.assertEqual(ret, "OK")
with self.reaped_pair(AuthHandler) as (server, client):
self.assertTrue('AUTH=CRAM-MD5' in client.capabilities)
ret, data = client.login_cram_md5("tim", b"tanstaaftanstaaf")
self.assertEqual(ret, "OK")
@threading_helper.reap_threads
def test_aborted_authentication(self):
class MyServer(SimpleIMAPHandler):
def cmd_AUTHENTICATE(self, tag, args):
self._send_textline('+')
self.response = yield
if self.response == b'*\r\n':
self._send_tagged(tag, 'NO', '[AUTHENTICATIONFAILED] aborted')
else:
self._send_tagged(tag, 'OK', 'MYAUTH successful')
with self.reaped_pair(MyServer) as (server, client):
with self.assertRaises(imaplib.IMAP4.error):
code, data = client.authenticate('MYAUTH', lambda x: None)
def test_linetoolong(self):
class TooLongHandler(SimpleIMAPHandler):
def handle(self):
# Send a very long response line
self.wfile.write(b'* OK ' + imaplib._MAXLINE * b'x' + b'\r\n')
with self.reaped_server(TooLongHandler) as server:
self.assertRaises(imaplib.IMAP4.error,
self.imap_class, *server.server_address)
@threading_helper.reap_threads
def test_simple_with_statement(self):
# simplest call
with self.reaped_server(SimpleIMAPHandler) as server:
with self.imap_class(*server.server_address):
pass
@threading_helper.reap_threads
def test_with_statement(self):
with self.reaped_server(SimpleIMAPHandler) as server:
with self.imap_class(*server.server_address) as imap:
imap.login('user', 'pass')
self.assertEqual(server.logged, 'user')
self.assertIsNone(server.logged)
@threading_helper.reap_threads
def test_with_statement_logout(self):
# what happens if already logout in the block?
with self.reaped_server(SimpleIMAPHandler) as server:
with self.imap_class(*server.server_address) as imap:
imap.login('user', 'pass')
self.assertEqual(server.logged, 'user')
imap.logout()
self.assertIsNone(server.logged)
self.assertIsNone(server.logged)
@threading_helper.reap_threads
@cpython_only
def test_dump_ur(self):
# See: http://bugs.python.org/issue26543
untagged_resp_dict = {'READ-WRITE': [b'']}
with self.reaped_server(SimpleIMAPHandler) as server:
with self.imap_class(*server.server_address) as imap:
with mock.patch.object(imap, '_mesg') as mock_mesg:
imap._dump_ur(untagged_resp_dict)
mock_mesg.assert_called_with(
"untagged responses dump:READ-WRITE: [b'']"
)
@unittest.skipUnless(ssl, "SSL not available")
class ThreadedNetworkedTestsSSL(ThreadedNetworkedTests):
server_class = SecureTCPServer
imap_class = IMAP4_SSL
@threading_helper.reap_threads
def test_ssl_verified(self):
ssl_context = ssl.SSLContext(ssl.PROTOCOL_TLS_CLIENT)
ssl_context.load_verify_locations(CAFILE)
with self.assertRaisesRegex(
ssl.CertificateError,
"IP address mismatch, certificate is not valid for "
"'127.0.0.1'"):
with self.reaped_server(SimpleIMAPHandler) as server:
client = self.imap_class(*server.server_address,
ssl_context=ssl_context)
client.shutdown()
with self.reaped_server(SimpleIMAPHandler) as server:
client = self.imap_class("localhost", server.server_address[1],
ssl_context=ssl_context)
client.shutdown()
@unittest.skipUnless(
support.is_resource_enabled('network'), 'network resource disabled')
@unittest.skip('cyrus.andrew.cmu.edu blocks connections')
class RemoteIMAPTest(unittest.TestCase):
host = 'cyrus.andrew.cmu.edu'
port = 143
username = 'anonymous'
password = 'pass'
imap_class = imaplib.IMAP4
def setUp(self):
with socket_helper.transient_internet(self.host):
self.server = self.imap_class(self.host, self.port)
def tearDown(self):
if self.server is not None:
with socket_helper.transient_internet(self.host):
self.server.logout()
def test_logincapa(self):
with socket_helper.transient_internet(self.host):
for cap in self.server.capabilities:
self.assertIsInstance(cap, str)
self.assertIn('LOGINDISABLED', self.server.capabilities)