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# Copyright (C) 2007, 2009, 2010, 2011 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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from email.message import Message
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except ImportError: # python < 3
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from email.Message import Message
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def connection_refuser():
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raise socket.error(errno.ECONNREFUSED, 'Connection Refused')
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smtp.connect = connect
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class StubSMTPFactory(object):
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"""A fake SMTP connection to test the connection setup."""
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def __init__(self, fail_on=None, smtp_features=None):
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self._fail_on = fail_on or []
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self._smtp_features = smtp_features or []
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self._ehlo_called = False
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# The factory pretends to be a connection
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def connect(self, server):
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self._calls.append(('connect', server))
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self._calls.append(('helo',))
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if 'helo' in self._fail_on:
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return 500, 'helo failure'
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return 200, 'helo success'
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self._calls.append(('ehlo',))
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if 'ehlo' in self._fail_on:
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return 500, 'ehlo failure'
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self._ehlo_called = True
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return 200, 'ehlo success'
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def has_extn(self, extension):
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self._calls.append(('has_extn', extension))
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return self._ehlo_called and extension in self._smtp_features
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self._calls.append(('starttls',))
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if 'starttls' in self._fail_on:
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return 500, 'starttls failure'
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self._ehlo_called = True
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return 200, 'starttls success'
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class WideOpenSMTPFactory(StubSMTPFactory):
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"""A fake smtp server that implements login by accepting anybody."""
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def login(self, user, password):
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self._calls.append(('login', user, password))
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class TestSMTPConnection(tests.TestCaseInTempDir):
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def get_connection(self, text, smtp_factory=None):
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my_config = config.MemoryStack(text)
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return smtp_connection.SMTPConnection(
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my_config, _smtp_factory=smtp_factory)
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def test_defaults(self):
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conn = self.get_connection('')
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self.assertEqual('localhost', conn._smtp_server)
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self.assertEqual(None, conn._smtp_username)
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self.assertEqual(None, conn._smtp_password)
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def test_smtp_server(self):
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conn = self.get_connection('smtp_server=host:10')
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self.assertEqual('host:10', conn._smtp_server)
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def test_missing_server(self):
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conn = self.get_connection('', smtp_factory=connection_refuser)
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self.assertRaises(smtp_connection.DefaultSMTPConnectionRefused,
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conn = self.get_connection('smtp_server=smtp.example.com',
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smtp_factory=connection_refuser)
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self.assertRaises(smtp_connection.SMTPConnectionRefused, conn._connect)
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def test_smtp_username(self):
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conn = self.get_connection('')
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self.assertIs(None, conn._smtp_username)
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conn = self.get_connection('smtp_username=joebody')
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self.assertEqual(u'joebody', conn._smtp_username)
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def test_smtp_password_from_config(self):
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conn = self.get_connection('')
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self.assertIs(None, conn._smtp_password)
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conn = self.get_connection('smtp_password=mypass')
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self.assertEqual(u'mypass', conn._smtp_password)
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def test_smtp_password_from_user(self):
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factory = WideOpenSMTPFactory()
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conn = self.get_connection('[DEFAULT]\nsmtp_username=%s\n' % user,
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smtp_factory=factory)
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self.assertIs(None, conn._smtp_password)
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ui.ui_factory = ui.CannedInputUIFactory([password])
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self.assertEqual(password, conn._smtp_password)
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def test_smtp_password_from_auth_config(self):
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factory = WideOpenSMTPFactory()
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conn = self.get_connection('[DEFAULT]\nsmtp_username=%s\n' % user,
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smtp_factory=factory)
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self.assertEqual(user, conn._smtp_username)
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self.assertIs(None, conn._smtp_password)
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# Create a config file with the right password
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conf = config.AuthenticationConfig()
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conf._get_config().update({'smtptest':
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{'scheme': 'smtp', 'user':user,
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'password': password}})
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self.assertEqual(password, conn._smtp_password)
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def test_authenticate_with_byte_strings(self):
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unicode_pass = u'h\xECspass'
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utf8_pass = unicode_pass.encode('utf-8')
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factory = WideOpenSMTPFactory()
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conn = self.get_connection(
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'[DEFAULT]\nsmtp_username=%s\nsmtp_password=%s\n'
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% (user, utf8_pass), smtp_factory=factory)
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self.assertEqual(unicode_pass, conn._smtp_password)
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self.assertEqual([('connect', 'localhost'),
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('has_extn', 'starttls'),
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('login', user, utf8_pass)], factory._calls)
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smtp_username, smtp_password = factory._calls[-1][1:]
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self.assertIsInstance(smtp_username, str)
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self.assertIsInstance(smtp_password, str)
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def test_create_connection(self):
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factory = StubSMTPFactory()
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conn = self.get_connection('', smtp_factory=factory)
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conn._create_connection()
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self.assertEqual([('connect', 'localhost'),
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('has_extn', 'starttls')], factory._calls)
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def test_create_connection_ehlo_fails(self):
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# Check that we call HELO if EHLO failed.
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factory = StubSMTPFactory(fail_on=['ehlo'])
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conn = self.get_connection('', smtp_factory=factory)
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conn._create_connection()
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self.assertEqual([('connect', 'localhost'),
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('has_extn', 'starttls')], factory._calls)
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def test_create_connection_ehlo_helo_fails(self):
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# Check that we raise an exception if both EHLO and HELO fail.
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factory = StubSMTPFactory(fail_on=['ehlo', 'helo'])
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conn = self.get_connection('', smtp_factory=factory)
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self.assertRaises(smtp_connection.SMTPError, conn._create_connection)
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self.assertEqual([('connect', 'localhost'),
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('helo',)], factory._calls)
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def test_create_connection_starttls(self):
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# Check that STARTTLS plus a second EHLO are called if the
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# server says it supports the feature.
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factory = StubSMTPFactory(smtp_features=['starttls'])
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conn = self.get_connection('', smtp_factory=factory)
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conn._create_connection()
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self.assertEqual([('connect', 'localhost'),
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('has_extn', 'starttls'),
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('ehlo',)], factory._calls)
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def test_create_connection_starttls_fails(self):
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# Check that we raise an exception if the server claims to
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# support STARTTLS, but then fails when we try to activate it.
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factory = StubSMTPFactory(fail_on=['starttls'],
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smtp_features=['starttls'])
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conn = self.get_connection('', smtp_factory=factory)
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self.assertRaises(smtp_connection.SMTPError, conn._create_connection)
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self.assertEqual([('connect', 'localhost'),
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('has_extn', 'starttls'),
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('starttls',)], factory._calls)
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def test_get_message_addresses(self):
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from_, to = smtp_connection.SMTPConnection.get_message_addresses(msg)
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self.assertEqual('', from_)
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self.assertEqual([], to)
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msg['From'] = '"J. Random Developer" <jrandom@example.com>'
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msg['To'] = 'John Doe <john@doe.com>, Jane Doe <jane@doe.com>'
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msg['CC'] = u'Pepe P\xe9rez <pperez@ejemplo.com>'
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msg['Bcc'] = 'user@localhost'
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from_, to = smtp_connection.SMTPConnection.get_message_addresses(msg)
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self.assertEqual('jrandom@example.com', from_)
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self.assertEqual(sorted(['john@doe.com', 'jane@doe.com',
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'pperez@ejemplo.com', 'user@localhost']), sorted(to))
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# now with breezy's EmailMessage
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msg = email_message.EmailMessage(
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'"J. Random Developer" <jrandom@example.com>',
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['John Doe <john@doe.com>', 'Jane Doe <jane@doe.com>',
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u'Pepe P\xe9rez <pperez@ejemplo.com>', 'user@localhost' ],
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from_, to = smtp_connection.SMTPConnection.get_message_addresses(msg)
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self.assertEqual('jrandom@example.com', from_)
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self.assertEqual(sorted(['john@doe.com', 'jane@doe.com',
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'pperez@ejemplo.com', 'user@localhost']), sorted(to))
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def test_destination_address_required(self):
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msg['From'] = '"J. Random Developer" <jrandom@example.com>'
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smtp_connection.NoDestinationAddress,
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smtp_connection.SMTPConnection(config.MemoryStack("")
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msg = email_message.EmailMessage('from@from.com', '', 'subject')
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smtp_connection.NoDestinationAddress,
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smtp_connection.SMTPConnection(config.MemoryStack("")
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msg = email_message.EmailMessage('from@from.com', [], 'subject')
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smtp_connection.NoDestinationAddress,
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smtp_connection.SMTPConnection(config.MemoryStack("")
added
removed
breezy/tests/test_smtp_connection.py
