mirror of https://github.com/python/cpython
1154 lines
44 KiB
Python
1154 lines
44 KiB
Python
import asyncore
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import email.mime.text
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from email.message import EmailMessage
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import email.utils
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import socket
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import smtpd
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import smtplib
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import io
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import re
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import sys
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import time
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import select
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import errno
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import textwrap
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import unittest
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from test import support, mock_socket
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try:
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import threading
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except ImportError:
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threading = None
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HOST = support.HOST
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if sys.platform == 'darwin':
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# select.poll returns a select.POLLHUP at the end of the tests
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# on darwin, so just ignore it
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def handle_expt(self):
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pass
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smtpd.SMTPChannel.handle_expt = handle_expt
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def server(evt, buf, serv):
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serv.listen()
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evt.set()
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try:
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conn, addr = serv.accept()
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except socket.timeout:
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pass
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else:
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n = 500
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while buf and n > 0:
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r, w, e = select.select([], [conn], [])
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if w:
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sent = conn.send(buf)
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buf = buf[sent:]
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n -= 1
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conn.close()
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finally:
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serv.close()
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evt.set()
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class GeneralTests(unittest.TestCase):
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def setUp(self):
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smtplib.socket = mock_socket
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self.port = 25
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def tearDown(self):
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smtplib.socket = socket
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# This method is no longer used but is retained for backward compatibility,
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# so test to make sure it still works.
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def testQuoteData(self):
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teststr = "abc\n.jkl\rfoo\r\n..blue"
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expected = "abc\r\n..jkl\r\nfoo\r\n...blue"
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self.assertEqual(expected, smtplib.quotedata(teststr))
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def testBasic1(self):
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mock_socket.reply_with(b"220 Hola mundo")
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# connects
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smtp = smtplib.SMTP(HOST, self.port)
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smtp.close()
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def testSourceAddress(self):
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mock_socket.reply_with(b"220 Hola mundo")
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# connects
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smtp = smtplib.SMTP(HOST, self.port,
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source_address=('127.0.0.1',19876))
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self.assertEqual(smtp.source_address, ('127.0.0.1', 19876))
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smtp.close()
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def testBasic2(self):
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mock_socket.reply_with(b"220 Hola mundo")
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# connects, include port in host name
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smtp = smtplib.SMTP("%s:%s" % (HOST, self.port))
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smtp.close()
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def testLocalHostName(self):
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mock_socket.reply_with(b"220 Hola mundo")
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# check that supplied local_hostname is used
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smtp = smtplib.SMTP(HOST, self.port, local_hostname="testhost")
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self.assertEqual(smtp.local_hostname, "testhost")
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smtp.close()
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def testTimeoutDefault(self):
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mock_socket.reply_with(b"220 Hola mundo")
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self.assertIsNone(mock_socket.getdefaulttimeout())
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mock_socket.setdefaulttimeout(30)
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self.assertEqual(mock_socket.getdefaulttimeout(), 30)
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try:
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smtp = smtplib.SMTP(HOST, self.port)
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finally:
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mock_socket.setdefaulttimeout(None)
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self.assertEqual(smtp.sock.gettimeout(), 30)
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smtp.close()
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def testTimeoutNone(self):
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mock_socket.reply_with(b"220 Hola mundo")
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self.assertIsNone(socket.getdefaulttimeout())
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socket.setdefaulttimeout(30)
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try:
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smtp = smtplib.SMTP(HOST, self.port, timeout=None)
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finally:
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socket.setdefaulttimeout(None)
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self.assertIsNone(smtp.sock.gettimeout())
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smtp.close()
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def testTimeoutValue(self):
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mock_socket.reply_with(b"220 Hola mundo")
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smtp = smtplib.SMTP(HOST, self.port, timeout=30)
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self.assertEqual(smtp.sock.gettimeout(), 30)
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smtp.close()
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def test_debuglevel(self):
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mock_socket.reply_with(b"220 Hello world")
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smtp = smtplib.SMTP()
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smtp.set_debuglevel(1)
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with support.captured_stderr() as stderr:
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smtp.connect(HOST, self.port)
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smtp.close()
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expected = re.compile(r"^connect:", re.MULTILINE)
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self.assertRegex(stderr.getvalue(), expected)
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def test_debuglevel_2(self):
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mock_socket.reply_with(b"220 Hello world")
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smtp = smtplib.SMTP()
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smtp.set_debuglevel(2)
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with support.captured_stderr() as stderr:
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smtp.connect(HOST, self.port)
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smtp.close()
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expected = re.compile(r"^\d{2}:\d{2}:\d{2}\.\d{6} connect: ",
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re.MULTILINE)
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self.assertRegex(stderr.getvalue(), expected)
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# Test server thread using the specified SMTP server class
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def debugging_server(serv, serv_evt, client_evt):
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serv_evt.set()
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try:
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if hasattr(select, 'poll'):
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poll_fun = asyncore.poll2
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else:
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poll_fun = asyncore.poll
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n = 1000
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while asyncore.socket_map and n > 0:
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poll_fun(0.01, asyncore.socket_map)
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# when the client conversation is finished, it will
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# set client_evt, and it's then ok to kill the server
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if client_evt.is_set():
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serv.close()
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break
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n -= 1
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except socket.timeout:
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pass
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finally:
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if not client_evt.is_set():
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# allow some time for the client to read the result
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time.sleep(0.5)
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serv.close()
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asyncore.close_all()
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serv_evt.set()
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MSG_BEGIN = '---------- MESSAGE FOLLOWS ----------\n'
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MSG_END = '------------ END MESSAGE ------------\n'
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# NOTE: Some SMTP objects in the tests below are created with a non-default
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# local_hostname argument to the constructor, since (on some systems) the FQDN
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# lookup caused by the default local_hostname sometimes takes so long that the
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# test server times out, causing the test to fail.
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# Test behavior of smtpd.DebuggingServer
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@unittest.skipUnless(threading, 'Threading required for this test.')
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class DebuggingServerTests(unittest.TestCase):
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maxDiff = None
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def setUp(self):
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self.real_getfqdn = socket.getfqdn
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socket.getfqdn = mock_socket.getfqdn
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# temporarily replace sys.stdout to capture DebuggingServer output
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self.old_stdout = sys.stdout
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self.output = io.StringIO()
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sys.stdout = self.output
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self.serv_evt = threading.Event()
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self.client_evt = threading.Event()
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# Capture SMTPChannel debug output
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self.old_DEBUGSTREAM = smtpd.DEBUGSTREAM
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smtpd.DEBUGSTREAM = io.StringIO()
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# Pick a random unused port by passing 0 for the port number
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self.serv = smtpd.DebuggingServer((HOST, 0), ('nowhere', -1),
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decode_data=True)
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# Keep a note of what port was assigned
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self.port = self.serv.socket.getsockname()[1]
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serv_args = (self.serv, self.serv_evt, self.client_evt)
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self.thread = threading.Thread(target=debugging_server, args=serv_args)
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self.thread.start()
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# wait until server thread has assigned a port number
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self.serv_evt.wait()
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self.serv_evt.clear()
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def tearDown(self):
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socket.getfqdn = self.real_getfqdn
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# indicate that the client is finished
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self.client_evt.set()
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# wait for the server thread to terminate
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self.serv_evt.wait()
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self.thread.join()
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# restore sys.stdout
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sys.stdout = self.old_stdout
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# restore DEBUGSTREAM
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smtpd.DEBUGSTREAM.close()
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smtpd.DEBUGSTREAM = self.old_DEBUGSTREAM
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def testBasic(self):
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# connect
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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smtp.quit()
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def testSourceAddress(self):
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# connect
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port = support.find_unused_port()
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try:
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost',
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timeout=3, source_address=('127.0.0.1', port))
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self.assertEqual(smtp.source_address, ('127.0.0.1', port))
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self.assertEqual(smtp.local_hostname, 'localhost')
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smtp.quit()
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except OSError as e:
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if e.errno == errno.EADDRINUSE:
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self.skipTest("couldn't bind to port %d" % port)
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raise
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def testNOOP(self):
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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expected = (250, b'OK')
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self.assertEqual(smtp.noop(), expected)
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smtp.quit()
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def testRSET(self):
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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expected = (250, b'OK')
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self.assertEqual(smtp.rset(), expected)
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smtp.quit()
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def testELHO(self):
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# EHLO isn't implemented in DebuggingServer
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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expected = (250, b'\nSIZE 33554432\nHELP')
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self.assertEqual(smtp.ehlo(), expected)
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smtp.quit()
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def testEXPNNotImplemented(self):
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# EXPN isn't implemented in DebuggingServer
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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expected = (502, b'EXPN not implemented')
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smtp.putcmd('EXPN')
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self.assertEqual(smtp.getreply(), expected)
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smtp.quit()
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def testVRFY(self):
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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expected = (252, b'Cannot VRFY user, but will accept message ' + \
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b'and attempt delivery')
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self.assertEqual(smtp.vrfy('nobody@nowhere.com'), expected)
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self.assertEqual(smtp.verify('nobody@nowhere.com'), expected)
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smtp.quit()
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def testSecondHELO(self):
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# check that a second HELO returns a message that it's a duplicate
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# (this behavior is specific to smtpd.SMTPChannel)
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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smtp.helo()
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expected = (503, b'Duplicate HELO/EHLO')
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self.assertEqual(smtp.helo(), expected)
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smtp.quit()
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def testHELP(self):
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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self.assertEqual(smtp.help(), b'Supported commands: EHLO HELO MAIL ' + \
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b'RCPT DATA RSET NOOP QUIT VRFY')
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smtp.quit()
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def testSend(self):
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# connect and send mail
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m = 'A test message'
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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smtp.sendmail('John', 'Sally', m)
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# XXX(nnorwitz): this test is flaky and dies with a bad file descriptor
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# in asyncore. This sleep might help, but should really be fixed
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# properly by using an Event variable.
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time.sleep(0.01)
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smtp.quit()
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self.client_evt.set()
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self.serv_evt.wait()
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self.output.flush()
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mexpect = '%s%s\n%s' % (MSG_BEGIN, m, MSG_END)
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self.assertEqual(self.output.getvalue(), mexpect)
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def testSendBinary(self):
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m = b'A test message'
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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smtp.sendmail('John', 'Sally', m)
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# XXX (see comment in testSend)
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time.sleep(0.01)
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smtp.quit()
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self.client_evt.set()
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self.serv_evt.wait()
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self.output.flush()
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mexpect = '%s%s\n%s' % (MSG_BEGIN, m.decode('ascii'), MSG_END)
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self.assertEqual(self.output.getvalue(), mexpect)
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def testSendNeedingDotQuote(self):
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# Issue 12283
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m = '.A test\n.mes.sage.'
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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smtp.sendmail('John', 'Sally', m)
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# XXX (see comment in testSend)
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time.sleep(0.01)
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smtp.quit()
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self.client_evt.set()
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self.serv_evt.wait()
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self.output.flush()
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mexpect = '%s%s\n%s' % (MSG_BEGIN, m, MSG_END)
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self.assertEqual(self.output.getvalue(), mexpect)
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def testSendNullSender(self):
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m = 'A test message'
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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smtp.sendmail('<>', 'Sally', m)
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# XXX (see comment in testSend)
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time.sleep(0.01)
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smtp.quit()
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self.client_evt.set()
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self.serv_evt.wait()
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self.output.flush()
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mexpect = '%s%s\n%s' % (MSG_BEGIN, m, MSG_END)
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self.assertEqual(self.output.getvalue(), mexpect)
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debugout = smtpd.DEBUGSTREAM.getvalue()
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sender = re.compile("^sender: <>$", re.MULTILINE)
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self.assertRegex(debugout, sender)
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def testSendMessage(self):
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m = email.mime.text.MIMEText('A test message')
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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smtp.send_message(m, from_addr='John', to_addrs='Sally')
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# XXX (see comment in testSend)
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time.sleep(0.01)
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smtp.quit()
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self.client_evt.set()
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self.serv_evt.wait()
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self.output.flush()
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# Add the X-Peer header that DebuggingServer adds
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m['X-Peer'] = socket.gethostbyname('localhost')
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mexpect = '%s%s\n%s' % (MSG_BEGIN, m.as_string(), MSG_END)
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self.assertEqual(self.output.getvalue(), mexpect)
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def testSendMessageWithAddresses(self):
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m = email.mime.text.MIMEText('A test message')
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m['From'] = 'foo@bar.com'
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m['To'] = 'John'
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m['CC'] = 'Sally, Fred'
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m['Bcc'] = 'John Root <root@localhost>, "Dinsdale" <warped@silly.walks.com>'
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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smtp.send_message(m)
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# XXX (see comment in testSend)
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time.sleep(0.01)
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smtp.quit()
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# make sure the Bcc header is still in the message.
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self.assertEqual(m['Bcc'], 'John Root <root@localhost>, "Dinsdale" '
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'<warped@silly.walks.com>')
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self.client_evt.set()
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self.serv_evt.wait()
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self.output.flush()
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# Add the X-Peer header that DebuggingServer adds
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m['X-Peer'] = socket.gethostbyname('localhost')
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# The Bcc header should not be transmitted.
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del m['Bcc']
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mexpect = '%s%s\n%s' % (MSG_BEGIN, m.as_string(), MSG_END)
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self.assertEqual(self.output.getvalue(), mexpect)
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debugout = smtpd.DEBUGSTREAM.getvalue()
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sender = re.compile("^sender: foo@bar.com$", re.MULTILINE)
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self.assertRegex(debugout, sender)
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for addr in ('John', 'Sally', 'Fred', 'root@localhost',
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'warped@silly.walks.com'):
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to_addr = re.compile(r"^recips: .*'{}'.*$".format(addr),
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re.MULTILINE)
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self.assertRegex(debugout, to_addr)
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def testSendMessageWithSomeAddresses(self):
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# Make sure nothing breaks if not all of the three 'to' headers exist
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m = email.mime.text.MIMEText('A test message')
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m['From'] = 'foo@bar.com'
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m['To'] = 'John, Dinsdale'
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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smtp.send_message(m)
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# XXX (see comment in testSend)
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time.sleep(0.01)
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smtp.quit()
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self.client_evt.set()
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self.serv_evt.wait()
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self.output.flush()
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# Add the X-Peer header that DebuggingServer adds
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m['X-Peer'] = socket.gethostbyname('localhost')
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mexpect = '%s%s\n%s' % (MSG_BEGIN, m.as_string(), MSG_END)
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self.assertEqual(self.output.getvalue(), mexpect)
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debugout = smtpd.DEBUGSTREAM.getvalue()
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sender = re.compile("^sender: foo@bar.com$", re.MULTILINE)
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self.assertRegex(debugout, sender)
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for addr in ('John', 'Dinsdale'):
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to_addr = re.compile(r"^recips: .*'{}'.*$".format(addr),
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re.MULTILINE)
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self.assertRegex(debugout, to_addr)
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def testSendMessageWithSpecifiedAddresses(self):
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# Make sure addresses specified in call override those in message.
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m = email.mime.text.MIMEText('A test message')
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m['From'] = 'foo@bar.com'
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m['To'] = 'John, Dinsdale'
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smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
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smtp.send_message(m, from_addr='joe@example.com', to_addrs='foo@example.net')
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# XXX (see comment in testSend)
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time.sleep(0.01)
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smtp.quit()
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self.client_evt.set()
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self.serv_evt.wait()
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self.output.flush()
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# Add the X-Peer header that DebuggingServer adds
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m['X-Peer'] = socket.gethostbyname('localhost')
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mexpect = '%s%s\n%s' % (MSG_BEGIN, m.as_string(), MSG_END)
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self.assertEqual(self.output.getvalue(), mexpect)
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debugout = smtpd.DEBUGSTREAM.getvalue()
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sender = re.compile("^sender: joe@example.com$", re.MULTILINE)
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self.assertRegex(debugout, sender)
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for addr in ('John', 'Dinsdale'):
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to_addr = re.compile(r"^recips: .*'{}'.*$".format(addr),
|
|
re.MULTILINE)
|
|
self.assertNotRegex(debugout, to_addr)
|
|
recip = re.compile(r"^recips: .*'foo@example.net'.*$", re.MULTILINE)
|
|
self.assertRegex(debugout, recip)
|
|
|
|
def testSendMessageWithMultipleFrom(self):
|
|
# Sender overrides To
|
|
m = email.mime.text.MIMEText('A test message')
|
|
m['From'] = 'Bernard, Bianca'
|
|
m['Sender'] = 'the_rescuers@Rescue-Aid-Society.com'
|
|
m['To'] = 'John, Dinsdale'
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
|
|
smtp.send_message(m)
|
|
# XXX (see comment in testSend)
|
|
time.sleep(0.01)
|
|
smtp.quit()
|
|
|
|
self.client_evt.set()
|
|
self.serv_evt.wait()
|
|
self.output.flush()
|
|
# Add the X-Peer header that DebuggingServer adds
|
|
m['X-Peer'] = socket.gethostbyname('localhost')
|
|
mexpect = '%s%s\n%s' % (MSG_BEGIN, m.as_string(), MSG_END)
|
|
self.assertEqual(self.output.getvalue(), mexpect)
|
|
debugout = smtpd.DEBUGSTREAM.getvalue()
|
|
sender = re.compile("^sender: the_rescuers@Rescue-Aid-Society.com$", re.MULTILINE)
|
|
self.assertRegex(debugout, sender)
|
|
for addr in ('John', 'Dinsdale'):
|
|
to_addr = re.compile(r"^recips: .*'{}'.*$".format(addr),
|
|
re.MULTILINE)
|
|
self.assertRegex(debugout, to_addr)
|
|
|
|
def testSendMessageResent(self):
|
|
m = email.mime.text.MIMEText('A test message')
|
|
m['From'] = 'foo@bar.com'
|
|
m['To'] = 'John'
|
|
m['CC'] = 'Sally, Fred'
|
|
m['Bcc'] = 'John Root <root@localhost>, "Dinsdale" <warped@silly.walks.com>'
|
|
m['Resent-Date'] = 'Thu, 1 Jan 1970 17:42:00 +0000'
|
|
m['Resent-From'] = 'holy@grail.net'
|
|
m['Resent-To'] = 'Martha <my_mom@great.cooker.com>, Jeff'
|
|
m['Resent-Bcc'] = 'doe@losthope.net'
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
|
|
smtp.send_message(m)
|
|
# XXX (see comment in testSend)
|
|
time.sleep(0.01)
|
|
smtp.quit()
|
|
|
|
self.client_evt.set()
|
|
self.serv_evt.wait()
|
|
self.output.flush()
|
|
# The Resent-Bcc headers are deleted before serialization.
|
|
del m['Bcc']
|
|
del m['Resent-Bcc']
|
|
# Add the X-Peer header that DebuggingServer adds
|
|
m['X-Peer'] = socket.gethostbyname('localhost')
|
|
mexpect = '%s%s\n%s' % (MSG_BEGIN, m.as_string(), MSG_END)
|
|
self.assertEqual(self.output.getvalue(), mexpect)
|
|
debugout = smtpd.DEBUGSTREAM.getvalue()
|
|
sender = re.compile("^sender: holy@grail.net$", re.MULTILINE)
|
|
self.assertRegex(debugout, sender)
|
|
for addr in ('my_mom@great.cooker.com', 'Jeff', 'doe@losthope.net'):
|
|
to_addr = re.compile(r"^recips: .*'{}'.*$".format(addr),
|
|
re.MULTILINE)
|
|
self.assertRegex(debugout, to_addr)
|
|
|
|
def testSendMessageMultipleResentRaises(self):
|
|
m = email.mime.text.MIMEText('A test message')
|
|
m['From'] = 'foo@bar.com'
|
|
m['To'] = 'John'
|
|
m['CC'] = 'Sally, Fred'
|
|
m['Bcc'] = 'John Root <root@localhost>, "Dinsdale" <warped@silly.walks.com>'
|
|
m['Resent-Date'] = 'Thu, 1 Jan 1970 17:42:00 +0000'
|
|
m['Resent-From'] = 'holy@grail.net'
|
|
m['Resent-To'] = 'Martha <my_mom@great.cooker.com>, Jeff'
|
|
m['Resent-Bcc'] = 'doe@losthope.net'
|
|
m['Resent-Date'] = 'Thu, 2 Jan 1970 17:42:00 +0000'
|
|
m['Resent-To'] = 'holy@grail.net'
|
|
m['Resent-From'] = 'Martha <my_mom@great.cooker.com>, Jeff'
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=3)
|
|
with self.assertRaises(ValueError):
|
|
smtp.send_message(m)
|
|
smtp.close()
|
|
|
|
class NonConnectingTests(unittest.TestCase):
|
|
|
|
def testNotConnected(self):
|
|
# Test various operations on an unconnected SMTP object that
|
|
# should raise exceptions (at present the attempt in SMTP.send
|
|
# to reference the nonexistent 'sock' attribute of the SMTP object
|
|
# causes an AttributeError)
|
|
smtp = smtplib.SMTP()
|
|
self.assertRaises(smtplib.SMTPServerDisconnected, smtp.ehlo)
|
|
self.assertRaises(smtplib.SMTPServerDisconnected,
|
|
smtp.send, 'test msg')
|
|
|
|
def testNonnumericPort(self):
|
|
# check that non-numeric port raises OSError
|
|
self.assertRaises(OSError, smtplib.SMTP,
|
|
"localhost", "bogus")
|
|
self.assertRaises(OSError, smtplib.SMTP,
|
|
"localhost:bogus")
|
|
|
|
|
|
# test response of client to a non-successful HELO message
|
|
@unittest.skipUnless(threading, 'Threading required for this test.')
|
|
class BadHELOServerTests(unittest.TestCase):
|
|
|
|
def setUp(self):
|
|
smtplib.socket = mock_socket
|
|
mock_socket.reply_with(b"199 no hello for you!")
|
|
self.old_stdout = sys.stdout
|
|
self.output = io.StringIO()
|
|
sys.stdout = self.output
|
|
self.port = 25
|
|
|
|
def tearDown(self):
|
|
smtplib.socket = socket
|
|
sys.stdout = self.old_stdout
|
|
|
|
def testFailingHELO(self):
|
|
self.assertRaises(smtplib.SMTPConnectError, smtplib.SMTP,
|
|
HOST, self.port, 'localhost', 3)
|
|
|
|
|
|
@unittest.skipUnless(threading, 'Threading required for this test.')
|
|
class TooLongLineTests(unittest.TestCase):
|
|
respdata = b'250 OK' + (b'.' * smtplib._MAXLINE * 2) + b'\n'
|
|
|
|
def setUp(self):
|
|
self.old_stdout = sys.stdout
|
|
self.output = io.StringIO()
|
|
sys.stdout = self.output
|
|
|
|
self.evt = threading.Event()
|
|
self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
self.sock.settimeout(15)
|
|
self.port = support.bind_port(self.sock)
|
|
servargs = (self.evt, self.respdata, self.sock)
|
|
threading.Thread(target=server, args=servargs).start()
|
|
self.evt.wait()
|
|
self.evt.clear()
|
|
|
|
def tearDown(self):
|
|
self.evt.wait()
|
|
sys.stdout = self.old_stdout
|
|
|
|
def testLineTooLong(self):
|
|
self.assertRaises(smtplib.SMTPResponseException, smtplib.SMTP,
|
|
HOST, self.port, 'localhost', 3)
|
|
|
|
|
|
sim_users = {'Mr.A@somewhere.com':'John A',
|
|
'Ms.B@xn--fo-fka.com':'Sally B',
|
|
'Mrs.C@somewhereesle.com':'Ruth C',
|
|
}
|
|
|
|
sim_auth = ('Mr.A@somewhere.com', 'somepassword')
|
|
sim_cram_md5_challenge = ('PENCeUxFREJoU0NnbmhNWitOMjNGNn'
|
|
'dAZWx3b29kLmlubm9zb2Z0LmNvbT4=')
|
|
sim_auth_credentials = {
|
|
'login': 'TXIuQUBzb21ld2hlcmUuY29t',
|
|
'plain': 'AE1yLkFAc29tZXdoZXJlLmNvbQBzb21lcGFzc3dvcmQ=',
|
|
'cram-md5': ('TXIUQUBZB21LD2HLCMUUY29TIDG4OWQ0MJ'
|
|
'KWZGQ4ODNMNDA4NTGXMDRLZWMYZJDMODG1'),
|
|
}
|
|
sim_auth_login_user = 'TXIUQUBZB21LD2HLCMUUY29T'
|
|
sim_auth_plain = 'AE1YLKFAC29TZXDOZXJLLMNVBQBZB21LCGFZC3DVCMQ='
|
|
|
|
sim_lists = {'list-1':['Mr.A@somewhere.com','Mrs.C@somewhereesle.com'],
|
|
'list-2':['Ms.B@xn--fo-fka.com',],
|
|
}
|
|
|
|
# Simulated SMTP channel & server
|
|
class SimSMTPChannel(smtpd.SMTPChannel):
|
|
|
|
quit_response = None
|
|
mail_response = None
|
|
rcpt_response = None
|
|
data_response = None
|
|
rcpt_count = 0
|
|
rset_count = 0
|
|
disconnect = 0
|
|
|
|
def __init__(self, extra_features, *args, **kw):
|
|
self._extrafeatures = ''.join(
|
|
[ "250-{0}\r\n".format(x) for x in extra_features ])
|
|
super(SimSMTPChannel, self).__init__(*args, **kw)
|
|
|
|
def smtp_EHLO(self, arg):
|
|
resp = ('250-testhost\r\n'
|
|
'250-EXPN\r\n'
|
|
'250-SIZE 20000000\r\n'
|
|
'250-STARTTLS\r\n'
|
|
'250-DELIVERBY\r\n')
|
|
resp = resp + self._extrafeatures + '250 HELP'
|
|
self.push(resp)
|
|
self.seen_greeting = arg
|
|
self.extended_smtp = True
|
|
|
|
def smtp_VRFY(self, arg):
|
|
# For max compatibility smtplib should be sending the raw address.
|
|
if arg in sim_users:
|
|
self.push('250 %s %s' % (sim_users[arg], smtplib.quoteaddr(arg)))
|
|
else:
|
|
self.push('550 No such user: %s' % arg)
|
|
|
|
def smtp_EXPN(self, arg):
|
|
list_name = arg.lower()
|
|
if list_name in sim_lists:
|
|
user_list = sim_lists[list_name]
|
|
for n, user_email in enumerate(user_list):
|
|
quoted_addr = smtplib.quoteaddr(user_email)
|
|
if n < len(user_list) - 1:
|
|
self.push('250-%s %s' % (sim_users[user_email], quoted_addr))
|
|
else:
|
|
self.push('250 %s %s' % (sim_users[user_email], quoted_addr))
|
|
else:
|
|
self.push('550 No access for you!')
|
|
|
|
def smtp_AUTH(self, arg):
|
|
mech = arg.strip().lower()
|
|
if mech=='cram-md5':
|
|
self.push('334 {}'.format(sim_cram_md5_challenge))
|
|
elif mech not in sim_auth_credentials:
|
|
self.push('504 auth type unimplemented')
|
|
return
|
|
elif mech=='plain':
|
|
self.push('334 ')
|
|
elif mech=='login':
|
|
self.push('334 ')
|
|
else:
|
|
self.push('550 No access for you!')
|
|
|
|
def smtp_QUIT(self, arg):
|
|
if self.quit_response is None:
|
|
super(SimSMTPChannel, self).smtp_QUIT(arg)
|
|
else:
|
|
self.push(self.quit_response)
|
|
self.close_when_done()
|
|
|
|
def smtp_MAIL(self, arg):
|
|
if self.mail_response is None:
|
|
super().smtp_MAIL(arg)
|
|
else:
|
|
self.push(self.mail_response)
|
|
if self.disconnect:
|
|
self.close_when_done()
|
|
|
|
def smtp_RCPT(self, arg):
|
|
if self.rcpt_response is None:
|
|
super().smtp_RCPT(arg)
|
|
return
|
|
self.rcpt_count += 1
|
|
self.push(self.rcpt_response[self.rcpt_count-1])
|
|
|
|
def smtp_RSET(self, arg):
|
|
self.rset_count += 1
|
|
super().smtp_RSET(arg)
|
|
|
|
def smtp_DATA(self, arg):
|
|
if self.data_response is None:
|
|
super().smtp_DATA(arg)
|
|
else:
|
|
self.push(self.data_response)
|
|
|
|
def handle_error(self):
|
|
raise
|
|
|
|
|
|
class SimSMTPServer(smtpd.SMTPServer):
|
|
|
|
channel_class = SimSMTPChannel
|
|
|
|
def __init__(self, *args, **kw):
|
|
self._extra_features = []
|
|
smtpd.SMTPServer.__init__(self, *args, **kw)
|
|
|
|
def handle_accepted(self, conn, addr):
|
|
self._SMTPchannel = self.channel_class(
|
|
self._extra_features, self, conn, addr,
|
|
decode_data=self._decode_data)
|
|
|
|
def process_message(self, peer, mailfrom, rcpttos, data):
|
|
pass
|
|
|
|
def add_feature(self, feature):
|
|
self._extra_features.append(feature)
|
|
|
|
def handle_error(self):
|
|
raise
|
|
|
|
|
|
# Test various SMTP & ESMTP commands/behaviors that require a simulated server
|
|
# (i.e., something with more features than DebuggingServer)
|
|
@unittest.skipUnless(threading, 'Threading required for this test.')
|
|
class SMTPSimTests(unittest.TestCase):
|
|
|
|
def setUp(self):
|
|
self.real_getfqdn = socket.getfqdn
|
|
socket.getfqdn = mock_socket.getfqdn
|
|
self.serv_evt = threading.Event()
|
|
self.client_evt = threading.Event()
|
|
# Pick a random unused port by passing 0 for the port number
|
|
self.serv = SimSMTPServer((HOST, 0), ('nowhere', -1), decode_data=True)
|
|
# Keep a note of what port was assigned
|
|
self.port = self.serv.socket.getsockname()[1]
|
|
serv_args = (self.serv, self.serv_evt, self.client_evt)
|
|
self.thread = threading.Thread(target=debugging_server, args=serv_args)
|
|
self.thread.start()
|
|
|
|
# wait until server thread has assigned a port number
|
|
self.serv_evt.wait()
|
|
self.serv_evt.clear()
|
|
|
|
def tearDown(self):
|
|
socket.getfqdn = self.real_getfqdn
|
|
# indicate that the client is finished
|
|
self.client_evt.set()
|
|
# wait for the server thread to terminate
|
|
self.serv_evt.wait()
|
|
self.thread.join()
|
|
|
|
def testBasic(self):
|
|
# smoke test
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
smtp.quit()
|
|
|
|
def testEHLO(self):
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
|
|
# no features should be present before the EHLO
|
|
self.assertEqual(smtp.esmtp_features, {})
|
|
|
|
# features expected from the test server
|
|
expected_features = {'expn':'',
|
|
'size': '20000000',
|
|
'starttls': '',
|
|
'deliverby': '',
|
|
'help': '',
|
|
}
|
|
|
|
smtp.ehlo()
|
|
self.assertEqual(smtp.esmtp_features, expected_features)
|
|
for k in expected_features:
|
|
self.assertTrue(smtp.has_extn(k))
|
|
self.assertFalse(smtp.has_extn('unsupported-feature'))
|
|
smtp.quit()
|
|
|
|
def testVRFY(self):
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
|
|
for email, name in sim_users.items():
|
|
expected_known = (250, bytes('%s %s' %
|
|
(name, smtplib.quoteaddr(email)),
|
|
"ascii"))
|
|
self.assertEqual(smtp.vrfy(email), expected_known)
|
|
|
|
u = 'nobody@nowhere.com'
|
|
expected_unknown = (550, ('No such user: %s' % u).encode('ascii'))
|
|
self.assertEqual(smtp.vrfy(u), expected_unknown)
|
|
smtp.quit()
|
|
|
|
def testEXPN(self):
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
|
|
for listname, members in sim_lists.items():
|
|
users = []
|
|
for m in members:
|
|
users.append('%s %s' % (sim_users[m], smtplib.quoteaddr(m)))
|
|
expected_known = (250, bytes('\n'.join(users), "ascii"))
|
|
self.assertEqual(smtp.expn(listname), expected_known)
|
|
|
|
u = 'PSU-Members-List'
|
|
expected_unknown = (550, b'No access for you!')
|
|
self.assertEqual(smtp.expn(u), expected_unknown)
|
|
smtp.quit()
|
|
|
|
# SimSMTPChannel doesn't fully support AUTH because it requires a
|
|
# synchronous read to obtain the credentials...so instead smtpd
|
|
# sees the credential sent by smtplib's login method as an unknown command,
|
|
# which results in smtplib raising an auth error. Fortunately the error
|
|
# message contains the encoded credential, so we can partially check that it
|
|
# was generated correctly (partially, because the 'word' is uppercased in
|
|
# the error message).
|
|
|
|
def testAUTH_PLAIN(self):
|
|
self.serv.add_feature("AUTH PLAIN")
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
try: smtp.login(sim_auth[0], sim_auth[1])
|
|
except smtplib.SMTPAuthenticationError as err:
|
|
self.assertIn(sim_auth_plain, str(err))
|
|
smtp.close()
|
|
|
|
def testAUTH_LOGIN(self):
|
|
self.serv.add_feature("AUTH LOGIN")
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
try: smtp.login(sim_auth[0], sim_auth[1])
|
|
except smtplib.SMTPAuthenticationError as err:
|
|
self.assertIn(sim_auth_login_user, str(err))
|
|
smtp.close()
|
|
|
|
def testAUTH_CRAM_MD5(self):
|
|
self.serv.add_feature("AUTH CRAM-MD5")
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
|
|
try: smtp.login(sim_auth[0], sim_auth[1])
|
|
except smtplib.SMTPAuthenticationError as err:
|
|
self.assertIn(sim_auth_credentials['cram-md5'], str(err))
|
|
smtp.close()
|
|
|
|
def testAUTH_multiple(self):
|
|
# Test that multiple authentication methods are tried.
|
|
self.serv.add_feature("AUTH BOGUS PLAIN LOGIN CRAM-MD5")
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
try: smtp.login(sim_auth[0], sim_auth[1])
|
|
except smtplib.SMTPAuthenticationError as err:
|
|
self.assertIn(sim_auth_login_user, str(err))
|
|
smtp.close()
|
|
|
|
def test_auth_function(self):
|
|
smtp = smtplib.SMTP(HOST, self.port,
|
|
local_hostname='localhost', timeout=15)
|
|
self.serv.add_feature("AUTH CRAM-MD5")
|
|
smtp.user, smtp.password = sim_auth[0], sim_auth[1]
|
|
supported = {'CRAM-MD5': smtp.auth_cram_md5,
|
|
'PLAIN': smtp.auth_plain,
|
|
'LOGIN': smtp.auth_login,
|
|
}
|
|
for mechanism, method in supported.items():
|
|
try: smtp.auth(mechanism, method)
|
|
except smtplib.SMTPAuthenticationError as err:
|
|
self.assertIn(sim_auth_credentials[mechanism.lower()].upper(),
|
|
str(err))
|
|
smtp.close()
|
|
|
|
def test_quit_resets_greeting(self):
|
|
smtp = smtplib.SMTP(HOST, self.port,
|
|
local_hostname='localhost',
|
|
timeout=15)
|
|
code, message = smtp.ehlo()
|
|
self.assertEqual(code, 250)
|
|
self.assertIn('size', smtp.esmtp_features)
|
|
smtp.quit()
|
|
self.assertNotIn('size', smtp.esmtp_features)
|
|
smtp.connect(HOST, self.port)
|
|
self.assertNotIn('size', smtp.esmtp_features)
|
|
smtp.ehlo_or_helo_if_needed()
|
|
self.assertIn('size', smtp.esmtp_features)
|
|
smtp.quit()
|
|
|
|
def test_with_statement(self):
|
|
with smtplib.SMTP(HOST, self.port) as smtp:
|
|
code, message = smtp.noop()
|
|
self.assertEqual(code, 250)
|
|
self.assertRaises(smtplib.SMTPServerDisconnected, smtp.send, b'foo')
|
|
with smtplib.SMTP(HOST, self.port) as smtp:
|
|
smtp.close()
|
|
self.assertRaises(smtplib.SMTPServerDisconnected, smtp.send, b'foo')
|
|
|
|
def test_with_statement_QUIT_failure(self):
|
|
with self.assertRaises(smtplib.SMTPResponseException) as error:
|
|
with smtplib.SMTP(HOST, self.port) as smtp:
|
|
smtp.noop()
|
|
self.serv._SMTPchannel.quit_response = '421 QUIT FAILED'
|
|
self.assertEqual(error.exception.smtp_code, 421)
|
|
self.assertEqual(error.exception.smtp_error, b'QUIT FAILED')
|
|
|
|
#TODO: add tests for correct AUTH method fallback now that the
|
|
#test infrastructure can support it.
|
|
|
|
# Issue 17498: make sure _rset does not raise SMTPServerDisconnected exception
|
|
def test__rest_from_mail_cmd(self):
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
smtp.noop()
|
|
self.serv._SMTPchannel.mail_response = '451 Requested action aborted'
|
|
self.serv._SMTPchannel.disconnect = True
|
|
with self.assertRaises(smtplib.SMTPSenderRefused):
|
|
smtp.sendmail('John', 'Sally', 'test message')
|
|
self.assertIsNone(smtp.sock)
|
|
|
|
# Issue 5713: make sure close, not rset, is called if we get a 421 error
|
|
def test_421_from_mail_cmd(self):
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
smtp.noop()
|
|
self.serv._SMTPchannel.mail_response = '421 closing connection'
|
|
with self.assertRaises(smtplib.SMTPSenderRefused):
|
|
smtp.sendmail('John', 'Sally', 'test message')
|
|
self.assertIsNone(smtp.sock)
|
|
self.assertEqual(self.serv._SMTPchannel.rset_count, 0)
|
|
|
|
def test_421_from_rcpt_cmd(self):
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
smtp.noop()
|
|
self.serv._SMTPchannel.rcpt_response = ['250 accepted', '421 closing']
|
|
with self.assertRaises(smtplib.SMTPRecipientsRefused) as r:
|
|
smtp.sendmail('John', ['Sally', 'Frank', 'George'], 'test message')
|
|
self.assertIsNone(smtp.sock)
|
|
self.assertEqual(self.serv._SMTPchannel.rset_count, 0)
|
|
self.assertDictEqual(r.exception.args[0], {'Frank': (421, b'closing')})
|
|
|
|
def test_421_from_data_cmd(self):
|
|
class MySimSMTPChannel(SimSMTPChannel):
|
|
def found_terminator(self):
|
|
if self.smtp_state == self.DATA:
|
|
self.push('421 closing')
|
|
else:
|
|
super().found_terminator()
|
|
self.serv.channel_class = MySimSMTPChannel
|
|
smtp = smtplib.SMTP(HOST, self.port, local_hostname='localhost', timeout=15)
|
|
smtp.noop()
|
|
with self.assertRaises(smtplib.SMTPDataError):
|
|
smtp.sendmail('John@foo.org', ['Sally@foo.org'], 'test message')
|
|
self.assertIsNone(smtp.sock)
|
|
self.assertEqual(self.serv._SMTPchannel.rcpt_count, 0)
|
|
|
|
def test_smtputf8_NotSupportedError_if_no_server_support(self):
|
|
smtp = smtplib.SMTP(
|
|
HOST, self.port, local_hostname='localhost', timeout=3)
|
|
self.addCleanup(smtp.close)
|
|
smtp.ehlo()
|
|
self.assertTrue(smtp.does_esmtp)
|
|
self.assertFalse(smtp.has_extn('smtputf8'))
|
|
self.assertRaises(
|
|
smtplib.SMTPNotSupportedError,
|
|
smtp.sendmail,
|
|
'John', 'Sally', '', mail_options=['BODY=8BITMIME', 'SMTPUTF8'])
|
|
self.assertRaises(
|
|
smtplib.SMTPNotSupportedError,
|
|
smtp.mail, 'John', options=['BODY=8BITMIME', 'SMTPUTF8'])
|
|
|
|
def test_send_unicode_without_SMTPUTF8(self):
|
|
smtp = smtplib.SMTP(
|
|
HOST, self.port, local_hostname='localhost', timeout=3)
|
|
self.addCleanup(smtp.close)
|
|
self.assertRaises(UnicodeEncodeError, smtp.sendmail, 'Alice', 'Böb', '')
|
|
self.assertRaises(UnicodeEncodeError, smtp.mail, 'Älice')
|
|
|
|
|
|
class SimSMTPUTF8Server(SimSMTPServer):
|
|
|
|
def __init__(self, *args, **kw):
|
|
# The base SMTP server turns these on automatically, but our test
|
|
# server is set up to munge the EHLO response, so we need to provide
|
|
# them as well. And yes, the call is to SMTPServer not SimSMTPServer.
|
|
self._extra_features = ['SMTPUTF8', '8BITMIME']
|
|
smtpd.SMTPServer.__init__(self, *args, **kw)
|
|
|
|
def handle_accepted(self, conn, addr):
|
|
self._SMTPchannel = self.channel_class(
|
|
self._extra_features, self, conn, addr,
|
|
decode_data=self._decode_data,
|
|
enable_SMTPUTF8=self.enable_SMTPUTF8,
|
|
)
|
|
|
|
def process_message(self, peer, mailfrom, rcpttos, data, mail_options=None,
|
|
rcpt_options=None):
|
|
self.last_peer = peer
|
|
self.last_mailfrom = mailfrom
|
|
self.last_rcpttos = rcpttos
|
|
self.last_message = data
|
|
self.last_mail_options = mail_options
|
|
self.last_rcpt_options = rcpt_options
|
|
|
|
|
|
@unittest.skipUnless(threading, 'Threading required for this test.')
|
|
class SMTPUTF8SimTests(unittest.TestCase):
|
|
|
|
maxDiff = None
|
|
|
|
def setUp(self):
|
|
self.real_getfqdn = socket.getfqdn
|
|
socket.getfqdn = mock_socket.getfqdn
|
|
self.serv_evt = threading.Event()
|
|
self.client_evt = threading.Event()
|
|
# Pick a random unused port by passing 0 for the port number
|
|
self.serv = SimSMTPUTF8Server((HOST, 0), ('nowhere', -1),
|
|
decode_data=False,
|
|
enable_SMTPUTF8=True)
|
|
# Keep a note of what port was assigned
|
|
self.port = self.serv.socket.getsockname()[1]
|
|
serv_args = (self.serv, self.serv_evt, self.client_evt)
|
|
self.thread = threading.Thread(target=debugging_server, args=serv_args)
|
|
self.thread.start()
|
|
|
|
# wait until server thread has assigned a port number
|
|
self.serv_evt.wait()
|
|
self.serv_evt.clear()
|
|
|
|
def tearDown(self):
|
|
socket.getfqdn = self.real_getfqdn
|
|
# indicate that the client is finished
|
|
self.client_evt.set()
|
|
# wait for the server thread to terminate
|
|
self.serv_evt.wait()
|
|
self.thread.join()
|
|
|
|
def test_test_server_supports_extensions(self):
|
|
smtp = smtplib.SMTP(
|
|
HOST, self.port, local_hostname='localhost', timeout=3)
|
|
self.addCleanup(smtp.close)
|
|
smtp.ehlo()
|
|
self.assertTrue(smtp.does_esmtp)
|
|
self.assertTrue(smtp.has_extn('smtputf8'))
|
|
|
|
def test_send_unicode_with_SMTPUTF8_via_sendmail(self):
|
|
m = '¡a test message containing unicode!'.encode('utf-8')
|
|
smtp = smtplib.SMTP(
|
|
HOST, self.port, local_hostname='localhost', timeout=3)
|
|
self.addCleanup(smtp.close)
|
|
smtp.sendmail('Jőhn', 'Sálly', m,
|
|
mail_options=['BODY=8BITMIME', 'SMTPUTF8'])
|
|
self.assertEqual(self.serv.last_mailfrom, 'Jőhn')
|
|
self.assertEqual(self.serv.last_rcpttos, ['Sálly'])
|
|
self.assertEqual(self.serv.last_message, m)
|
|
self.assertIn('BODY=8BITMIME', self.serv.last_mail_options)
|
|
self.assertIn('SMTPUTF8', self.serv.last_mail_options)
|
|
self.assertEqual(self.serv.last_rcpt_options, [])
|
|
|
|
def test_send_unicode_with_SMTPUTF8_via_low_level_API(self):
|
|
m = '¡a test message containing unicode!'.encode('utf-8')
|
|
smtp = smtplib.SMTP(
|
|
HOST, self.port, local_hostname='localhost', timeout=3)
|
|
self.addCleanup(smtp.close)
|
|
smtp.ehlo()
|
|
self.assertEqual(
|
|
smtp.mail('Jő', options=['BODY=8BITMIME', 'SMTPUTF8']),
|
|
(250, b'OK'))
|
|
self.assertEqual(smtp.rcpt('János'), (250, b'OK'))
|
|
self.assertEqual(smtp.data(m), (250, b'OK'))
|
|
self.assertEqual(self.serv.last_mailfrom, 'Jő')
|
|
self.assertEqual(self.serv.last_rcpttos, ['János'])
|
|
self.assertEqual(self.serv.last_message, m)
|
|
self.assertIn('BODY=8BITMIME', self.serv.last_mail_options)
|
|
self.assertIn('SMTPUTF8', self.serv.last_mail_options)
|
|
self.assertEqual(self.serv.last_rcpt_options, [])
|
|
|
|
def test_send_message_uses_smtputf8_if_addrs_non_ascii(self):
|
|
msg = EmailMessage()
|
|
msg['From'] = "Páolo <főo@bar.com>"
|
|
msg['To'] = 'Dinsdale'
|
|
msg['Subject'] = 'Nudge nudge, wink, wink \u1F609'
|
|
# XXX I don't know why I need two \n's here, but this is an existing
|
|
# bug (if it is one) and not a problem with the new functionality.
|
|
msg.set_content("oh là là, know what I mean, know what I mean?\n\n")
|
|
# XXX smtpd converts received /r/n to /n, so we can't easily test that
|
|
# we are successfully sending /r/n :(.
|
|
expected = textwrap.dedent("""\
|
|
From: Páolo <főo@bar.com>
|
|
To: Dinsdale
|
|
Subject: Nudge nudge, wink, wink \u1F609
|
|
Content-Type: text/plain; charset="utf-8"
|
|
Content-Transfer-Encoding: 8bit
|
|
MIME-Version: 1.0
|
|
|
|
oh là là, know what I mean, know what I mean?
|
|
""")
|
|
smtp = smtplib.SMTP(
|
|
HOST, self.port, local_hostname='localhost', timeout=3)
|
|
self.addCleanup(smtp.close)
|
|
self.assertEqual(smtp.send_message(msg), {})
|
|
self.assertEqual(self.serv.last_mailfrom, 'főo@bar.com')
|
|
self.assertEqual(self.serv.last_rcpttos, ['Dinsdale'])
|
|
self.assertEqual(self.serv.last_message.decode(), expected)
|
|
self.assertIn('BODY=8BITMIME', self.serv.last_mail_options)
|
|
self.assertIn('SMTPUTF8', self.serv.last_mail_options)
|
|
self.assertEqual(self.serv.last_rcpt_options, [])
|
|
|
|
def test_send_message_error_on_non_ascii_addrs_if_no_smtputf8(self):
|
|
msg = EmailMessage()
|
|
msg['From'] = "Páolo <főo@bar.com>"
|
|
msg['To'] = 'Dinsdale'
|
|
msg['Subject'] = 'Nudge nudge, wink, wink \u1F609'
|
|
smtp = smtplib.SMTP(
|
|
HOST, self.port, local_hostname='localhost', timeout=3)
|
|
self.addCleanup(smtp.close)
|
|
self.assertRaises(smtplib.SMTPNotSupportedError,
|
|
smtp.send_message(msg))
|
|
|
|
|
|
@support.reap_threads
|
|
def test_main(verbose=None):
|
|
support.run_unittest(GeneralTests, DebuggingServerTests,
|
|
NonConnectingTests,
|
|
BadHELOServerTests, SMTPSimTests,
|
|
TooLongLineTests)
|
|
|
|
if __name__ == '__main__':
|
|
test_main()
|