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# Copyright (C) 2011 by the Free Software Foundation, Inc.
#
# This file is part of GNU Mailman.
#
# GNU Mailman is free software: you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free
# Software Foundation, either version 3 of the License, or (at your option)
# any later version.
#
# GNU Mailman is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
# more details.
#
# You should have received a copy of the GNU General Public License along with
# GNU Mailman. If not, see <http://www.gnu.org/licenses/>.
"""Testing app.bounces functions."""
from __future__ import absolute_import, unicode_literals
__metaclass__ = type
__all__ = [
'test_suite',
]
import unittest
from zope.component import getUtility
from mailman.app.bounces import StandardVERP, send_probe
from mailman.app.lifecycle import create_list
from mailman.app.membership import add_member
from mailman.interfaces.member import DeliveryMode
from mailman.interfaces.pending import IPendings
from mailman.testing.helpers import (
get_queue_messages,
specialized_message_from_string as message_from_string)
from mailman.testing.layers import ConfigLayer
class TestVERP(unittest.TestCase):
"""Test header VERP detection."""
layer = ConfigLayer
def setUp(self):
self._mlist = create_list('test@example.com')
self._verper = StandardVERP()
def test_no_verp(self):
# The empty set is returned when there is no VERP headers.
msg = message_from_string("""\
From: postmaster@example.com
To: mailman-bounces@example.com
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg), set())
def test_verp_in_to(self):
# A VERP address is found in the To header.
msg = message_from_string("""\
From: postmaster@example.com
To: test-bounces+anne=example.org@example.com
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg),
set(['anne@example.org']))
def test_verp_in_delivered_to(self):
# A VERP address is found in the Delivered-To header.
msg = message_from_string("""\
From: postmaster@example.com
Delivered-To: test-bounces+anne=example.org@example.com
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg),
set(['anne@example.org']))
def test_verp_in_envelope_to(self):
# A VERP address is found in the Envelope-To header.
msg = message_from_string("""\
From: postmaster@example.com
Envelope-To: test-bounces+anne=example.org@example.com
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg),
set(['anne@example.org']))
def test_verp_in_apparently_to(self):
# A VERP address is found in the Apparently-To header.
msg = message_from_string("""\
From: postmaster@example.com
Apparently-To: test-bounces+anne=example.org@example.com
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg),
set(['anne@example.org']))
def test_verp_with_empty_header(self):
# A VERP address is found, but there's an empty header.
msg = message_from_string("""\
From: postmaster@example.com
To: test-bounces+anne=example.org@example.com
To:
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg),
set(['anne@example.org']))
def test_no_verp_with_empty_header(self):
# There's an empty header, and no VERP address is found.
msg = message_from_string("""\
From: postmaster@example.com
To:
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg), set())
def test_verp_with_non_match(self):
# A VERP address is found, but a header had a non-matching pattern.
msg = message_from_string("""\
From: postmaster@example.com
To: test-bounces+anne=example.org@example.com
To: test-bounces@example.com
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg),
set(['anne@example.org']))
def test_no_verp_with_non_match(self):
# No VERP address is found, and a header had a non-matching pattern.
msg = message_from_string("""\
From: postmaster@example.com
To: test-bounces@example.com
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg), set())
def test_multiple_verps(self):
# More than one VERP address was found in the same header.
msg = message_from_string("""\
From: postmaster@example.com
To: test-bounces+anne=example.org@example.com
To: test-bounces+anne=example.org@example.com
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg),
set(['anne@example.org']))
def test_multiple_verps_different_values(self):
# More than one VERP address was found in the same header with
# different values.
msg = message_from_string("""\
From: postmaster@example.com
To: test-bounces+anne=example.org@example.com
To: test-bounces+bart=example.org@example.com
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg),
set(['anne@example.org', 'bart@example.org']))
def test_multiple_verps_different_values_different_headers(self):
# More than one VERP address was found in different headers with
# different values.
msg = message_from_string("""\
From: postmaster@example.com
To: test-bounces+anne=example.org@example.com
Apparently-To: test-bounces+bart=example.org@example.com
""")
self.assertEqual(self._verper.get_verp(self._mlist, msg),
set(['anne@example.org', 'bart@example.org']))
class TestSendProbe(unittest.TestCase):
"""Test sending of the probe message."""
layer = ConfigLayer
def setUp(self):
self._mlist = create_list('test@example.com')
self._member = add_member(self._mlist, 'anne@example.com',
'Anne Person', 'xxx',
DeliveryMode.regular, 'en')
self._msg = message_from_string("""\
From: bouncer@example.com
To: anne@example.com
Subject: You bounced
Message-ID: <first>
""")
def test_token(self):
# Show that send_probe() returns a proper token, and that the token
# corresponds to a record in the pending database.
token = send_probe(self._member, self._msg)
pendable = getUtility(IPendings).confirm(token)
self.assertEqual(len(pendable.items()), 2)
self.assertEqual(set(pendable.keys()),
set(['member_id', 'message_id']))
self.assertEqual(pendable['member_id'], self._member.member_id)
self.assertEqual(pendable['message_id'], '<first>')
def test_probe_is_multipart(self):
# The probe is a multipart/mixed with two subparts.
send_probe(self._member, self._msg)
message = get_queue_messages('virgin')[0].msg
self.assertEqual(message.get_content_type(), 'multipart/mixed')
self.assertTrue(message.is_multipart())
self.assertEqual(len(message.get_payload()), 2)
def test_probe_sends_one_message(self):
# send_probe() places one message in the virgin queue.
items = get_queue_messages('virgin')
self.assertEqual(len(items), 0)
send_probe(self._member, self._msg)
items = get_queue_messages('virgin')
self.assertEqual(len(items), 1)
def test_probe_contains_original(self):
# Show that send_probe() places a properly formatted message in the
# virgin queue.
send_probe(self._member, self._msg)
message = get_queue_messages('virgin')[0].msg
rfc822 = message.get_payload(1)
self.assertEqual(rfc822.get_content_type(), 'message/rfc822')
self.assertTrue(rfc822.is_multipart())
self.assertEqual(len(rfc822.get_payload()), 1)
self.assertEqual(rfc822.get_payload(0).as_string(),
self._msg.as_string())
def test_notice(self):
# Test that the notice in the first subpart is correct.
send_probe(self._member, self._msg)
message = get_queue_messages('virgin')[0].msg
notice = message.get_payload(0)
self.assertEqual(notice.get_content_type(), 'text/plain')
# The interesting bits are the parts that have been interpolated into
# the message. For now the best we can do is know that the
# interpolation values appear in the message. When Python 2.7 is our
# minimum requirement, we can use assertRegexpMatches().
body = notice.get_payload()
self.assertTrue('test@example.com' in body)
self.assertTrue('anne@example.com' in body)
self.assertTrue('http://example.com/anne@example.com' in body)
self.assertTrue('test-owner@example.com' in body)
def test_headers(self):
# Check the headers of the outer message.
token = send_probe(self._member, self._msg)
message = get_queue_messages('virgin')[0].msg
self.assertEqual(message['From'],
'test-bounces+{0}@example.com'.format(token))
self.assertEqual(message['To'], 'anne@example.com')
self.assertEqual(message['Subject'], 'Test mailing list probe message')
class TestProbe(unittest.TestCase):
"""Test VERP probing."""
layer = ConfigLayer
def setUp(self):
self._mlist = create_list('test@example.com')
def test_suite():
suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(TestProbe))
suite.addTest(unittest.makeSuite(TestSendProbe))
suite.addTest(unittest.makeSuite(TestVERP))
return suite
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