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# Copyright (C) 2012 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/>.
"""Tests for the LMTP server."""
from __future__ import absolute_import, print_function, unicode_literals
__metaclass__ = type
__all__ = [
'TestLMTP',
]
import smtplib
import unittest
from datetime import datetime
from mailman.app.lifecycle import create_list
from mailman.database.transaction import transaction
from mailman.testing.helpers import get_lmtp_client, get_queue_messages
from mailman.testing.layers import LMTPLayer
class TestLMTP(unittest.TestCase):
"""Test various aspects of the LMTP server."""
layer = LMTPLayer
def setUp(self):
with transaction():
self._mlist = create_list('test@example.com')
self._lmtp = get_lmtp_client(quiet=True)
self._lmtp.lhlo('remote.example.org')
def tearDown(self):
self._lmtp.close()
def test_message_id_required(self):
# The message is rejected if it does not have a Message-ID header.
with self.assertRaises(smtplib.SMTPDataError) as cm:
self._lmtp.sendmail('anne@example.com', ['test@example.com'], """\
From: anne@example.com
To: test@example.com
Subject: This has no Message-ID header
""")
# LMTP returns a 550: Requested action not taken: mailbox unavailable
# (e.g., mailbox not found, no access, or command rejected for policy
# reasons)
self.assertEqual(cm.exception.smtp_code, 550)
self.assertEqual(cm.exception.smtp_error,
'No Message-ID header provided')
def test_message_id_hash_is_added(self):
self._lmtp.sendmail('anne@example.com', ['test@example.com'], """\
From: anne@example.com
To: test@example.com
Message-ID: <ant>
Subject: This has a Message-ID but no X-Message-ID-Hash
""")
messages = get_queue_messages('in')
self.assertEqual(len(messages), 1)
self.assertEqual(messages[0].msg['x-message-id-hash'],
'MS6QLWERIJLGCRF44J7USBFDELMNT2BW')
def test_original_message_id_hash_is_overwritten(self):
self._lmtp.sendmail('anne@example.com', ['test@example.com'], """\
From: anne@example.com
To: test@example.com
Message-ID: <ant>
X-Message-ID-Hash: IGNOREME
Subject: This has a Message-ID but no X-Message-ID-Hash
""")
messages = get_queue_messages('in')
self.assertEqual(len(messages), 1)
all_headers = messages[0].msg.get_all('x-message-id-hash')
self.assertEqual(len(all_headers), 1)
self.assertEqual(messages[0].msg['x-message-id-hash'],
'MS6QLWERIJLGCRF44J7USBFDELMNT2BW')
def test_received_time(self):
# The LMTP runner adds a `received_time` key to the metadata.
self._lmtp.sendmail('anne@example.com', ['test@example.com'], """\
From: anne@example.com
To: test@example.com
Subject: This has no Message-ID header
Message-ID: <ant>
""")
messages = get_queue_messages('in')
self.assertEqual(len(messages), 1)
self.assertEqual(messages[0].msgdata['received_time'],
datetime(2005, 8, 1, 7, 49, 23))
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