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bpo-18540: Fix EAI_NONAME in imaplib.IMAP4*() (GH-8634)

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Berker Peksag 2018-08-07 05:12:18 +03:00 • committed by GitHub
parent 3c1b590472
commit e4dcbbd7f4
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3 changed files with 22 additions and 1 deletions
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14
Lib/test/test_imaplib.py
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@ -1,6 +1,7 @@
from test import support
from contextlib import contextmanager
import errno
import imaplib
import os.path
import socketserver
@ -69,6 +70,19 @@ class TestImaplib(unittest.TestCase):
for t in self.timevalues():
imaplib.Time2Internaldate(t)
def test_imap4_host_default_value(self):
expected_errnos = [
# This is the exception that should be raised.
errno.ECONNREFUSED,
]
if hasattr(errno, 'EADDRNOTAVAIL'):
# socket.create_connection() fails randomly with
# EADDRNOTAVAIL on Travis CI.
expected_errnos.append(errno.EADDRNOTAVAIL)
with self.assertRaises(OSError) as cm:
imaplib.IMAP4()
self.assertIn(cm.exception.errno, expected_errnos)
if ssl:
class SecureTCPServer(socketserver.TCPServer):