Issue #16257: make test_create_connection() handle ENETUNREACH.

This commit is contained in:
Trent Nelson 2012-10-18 01:35:32 -04:00
parent 34562e115b
commit 6a7f8670dd
1 changed files with 20 additions and 1 deletions

View File

@ -1197,7 +1197,26 @@ class NetworkConnectionNoServer(unittest.TestCase):
port = test_support.find_unused_port()
with self.assertRaises(socket.error) as cm:
socket.create_connection((HOST, port))
self.assertEqual(cm.exception.errno, errno.ECONNREFUSED)
# Issue #16257: create_connection() calls getaddrinfo() against
# 'localhost'. This may result in an IPV6 addr being returned
# as well as an IPV4 one:
# >>> socket.getaddrinfo('localhost', port, 0, SOCK_STREAM)
# >>> [(2, 2, 0, '', ('127.0.0.1', 41230)),
# (26, 2, 0, '', ('::1', 41230, 0, 0))]
#
# create_connection() enumerates through all the addresses returned
# and if it doesn't successfully bind to any of them, it propagates
# the last exception it encountered.
#
# On Solaris, ENETUNREACH is returned in this circumstance instead
# of ECONNREFUSED. So, if that errno exists, add it to our list of
# expected errnos.
expected_errnos = [ errno.ECONNREFUSED, ]
if hasattr(errno, 'ENETUNREACH'):
expected_errnos.append(errno.ENETUNREACH)
self.assertIn(cm.exception.errno, expected_errnos)
def test_create_connection_timeout(self):
# Issue #9792: create_connection() should not recast timeout errors