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# Copyright (C) 2016-2017 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/>.
"""Test mailing list un-subscriptions."""
import unittest
from email.iterators import body_line_iterator
from mailman.app.lifecycle import create_list
from mailman.config import config
from mailman.database.transaction import transaction
from mailman.interfaces.mailinglist import SubscriptionPolicy
from mailman.interfaces.usermanager import IUserManager
from mailman.runners.command import CommandRunner
from mailman.testing.helpers import (
get_queue_messages, make_testable_runner, set_preferred,
specialized_message_from_string as mfs)
from mailman.testing.layers import ConfigLayer
from zope.component import getUtility
def confirmation_line(msg):
confirmation_lines = []
in_results = False
for line in body_line_iterator(msg):
line = line.strip()
if in_results:
if line.startswith('- Done'):
break
if len(line) > 0:
confirmation_lines.append(line)
if line.strip() == '- Results:':
in_results = True
# There should be exactly one confirmation line.
assert len(confirmation_lines) == 1, confirmation_lines
return confirmation_lines[0]
class TestLeave(unittest.TestCase):
"""Test mailing list un-subscriptions"""
layer = ConfigLayer
def setUp(self):
with transaction():
self._mlist = create_list('test@example.com')
self._mlist.send_goodbye_message = False
self._mlist.send_welcome_message = False
self._commandq = config.switchboards['command']
self._runner = make_testable_runner(CommandRunner, 'command')
def test_leave(self):
with transaction():
self._mlist.unsubscription_policy = SubscriptionPolicy.confirm
anne = getUtility(IUserManager).create_user('anne@example.org')
set_preferred(anne)
self._mlist.subscribe(anne.preferred_address)
msg = mfs("""\
From: anne@example.org
To: test-leave@example.com
leave
""")
self._commandq.enqueue(msg, dict(listid='test.example.com',
subaddress='leave'))
self._runner.run()
# Two messages have been sent, both to anne@example.org. The first
# asks for her confirmation of her unsubscription event. The second
# is the results of her email command.
items = get_queue_messages('virgin', sort_on='subject',
expected_count=2)
if items[0].msg['from'] == 'test-bounces@example.com':
results = items[0].msg
confirmation = items[1].msg
else:
results = items[1].msg
confirmation = items[0].msg
self.assertTrue(str(confirmation['subject']).startswith('confirm'))
line = confirmation_line(results)
# The confirmation line should name Anne's email address.
self.assertIn('anne@example.org', line)
def test_double_leave(self):
# In this case, the user can be unsubscribed immediately because the
# policy does not require confirmation, however because the email is
# sent to the -leave address and it contains the 'leave' command, we
# should only process one command per email.
with transaction():
self._mlist.unsubscription_policy = SubscriptionPolicy.open
anne = getUtility(IUserManager).create_user('anne@example.org')
set_preferred(anne)
self._mlist.subscribe(anne.preferred_address)
msg = mfs("""\
From: anne@example.org
To: test-leave@example.com
leave
""")
self._commandq.enqueue(msg, dict(listid='test.example.com',
subaddress='leave'))
self._runner.run()
items = get_queue_messages('virgin', sort_on='subject',
expected_count=1)
line = confirmation_line(items[0].msg)
self.assertEqual(line, 'anne@example.org left test@example.com')
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