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from test import test_support as support
# If we end up with a significant number of tests that don't require
# threading, this test module should be split. Right now we skip
# them all if we don't have threading.
threading = support.import_module('threading')
from contextlib import contextmanager
import imaplib
import os.path
import select
import socket
import SocketServer
import sys
import time
from test_support import verbose
import unittest
try:
import ssl
except ImportError:
ssl = None
CERTFILE = None
class TestImaplib(unittest.TestCase):
def test_that_Time2Internaldate_returns_a_result(self):
# We can check only that it successfully produces a result,
# not the correctness of the result itself, since the result
# depends on the timezone the machine is in.
timevalues = [2000000000, 2000000000.0, time.localtime(2000000000),
'"18-May-2033 05:33:20 +0200"']
for t in timevalues:
imaplib.Time2Internaldate(t)
if ssl:
class SecureTCPServer(SocketServer.TCPServer):
def get_request(self):
newsocket, fromaddr = self.socket.accept()
connstream = ssl.wrap_socket(newsocket,
server_side=True,
certfile=CERTFILE)
return connstream, fromaddr
IMAP4_SSL = imaplib.IMAP4_SSL
else:
class SecureTCPServer:
pass
IMAP4_SSL = None
class TimeoutStreamRequestHandler(SocketServer.StreamRequestHandler):
timeout = 1
def setup(self):
self.connection = self.request
if self.timeout is not None:
self.connection.settimeout(self.timeout)
self.rfile = self.connection.makefile('rb', self.rbufsize)
self.wfile = self.connection.makefile('wb', self.wbufsize)
class SimpleIMAPHandler(TimeoutStreamRequestHandler):
def _send(self, message):
if verbose: print "SENT:", message.strip()
self.wfile.write(message)
def handle(self):
# Send a welcome message.
self._send('* OK IMAP4rev1\r\n')
while 1:
# Gather up input until we receive a line terminator or we timeout.
# Accumulate read(1) because it's simpler to handle the differences
# between naked sockets and SSL sockets.
line = ''
while 1:
try:
part = self.rfile.read(1)
if part == '':
# Naked sockets return empty strings..
return
line += part
except IOError:
# ..but SSLSockets throw exceptions.
return
if line.endswith('\r\n'):
break
if verbose: print 'GOT:', line.strip()
splitline = line.split()
tag = splitline[0]
cmd = splitline[1]
args = splitline[2:]
if hasattr(self, 'cmd_%s' % (cmd,)):
getattr(self, 'cmd_%s' % (cmd,))(tag, args)
else:
self._send('%s BAD %s unknown\r\n' % (tag, cmd))
def cmd_CAPABILITY(self, tag, args):
self._send('* CAPABILITY IMAP4rev1\r\n')
self._send('%s OK CAPABILITY completed\r\n' % (tag,))
class BaseThreadedNetworkedTests(unittest.TestCase):
def make_server(self, addr, hdlr):
class MyServer(self.server_class):
def handle_error(self, request, client_address):
self.close_request(request)
self.server_close()
raise
if verbose: print "creating server"
server = MyServer(addr, hdlr)
self.assertEquals(server.server_address, server.socket.getsockname())
if verbose:
print "server created"
print "ADDR =", addr
print "CLASS =", self.server_class
print "HDLR =", server.RequestHandlerClass
t = threading.Thread(
name='%s serving' % self.server_class,
target=server.serve_forever,
# Short poll interval to make the test finish quickly.
# Time between requests is short enough that we won't wake
# up spuriously too many times.
kwargs={'poll_interval':0.01})
t.daemon = True # In case this function raises.
t.start()
if verbose: print "server running"
return server, t
def reap_server(self, server, thread):
if verbose: print "waiting for server"
server.shutdown()
thread.join()
if verbose: print "done"
@contextmanager
def reaped_server(self, hdlr):
server, thread = self.make_server((support.HOST, 0), hdlr)
try:
yield server
finally:
self.reap_server(server, thread)
def test_connect(self):
with self.reaped_server(SimpleIMAPHandler) as server:
client = self.imap_class(*server.server_address)
client.shutdown()
def test_issue5949(self):
class EOFHandler(TimeoutStreamRequestHandler):
def handle(self):
# EOF without sending a complete welcome message.
self.wfile.write('* OK')
# explicitly shutdown. socket.close() merely releases
# the socket and waits for GC to perform the actual close.
self.request.shutdown(socket.SHUT_WR)
with self.reaped_server(EOFHandler) as server:
self.assertRaises(imaplib.IMAP4.abort,
self.imap_class, *server.server_address)
class ThreadedNetworkedTests(BaseThreadedNetworkedTests):
server_class = SocketServer.TCPServer
imap_class = imaplib.IMAP4
class ThreadedNetworkedTestsSSL(BaseThreadedNetworkedTests):
server_class = SecureTCPServer
imap_class = IMAP4_SSL
def test_main():
tests = [TestImaplib]
if support.is_resource_enabled('network'):
if ssl:
global CERTFILE
CERTFILE = os.path.join(os.path.dirname(__file__) or os.curdir,
"keycert.pem")
if not os.path.exists(CERTFILE):
raise support.TestFailed("Can't read certificate files!")
tests.append(ThreadedNetworkedTestsSSL)
tests.append(ThreadedNetworkedTests)
threadinfo = support.threading_setup()
support.run_unittest(*tests)
support.threading_cleanup(*threadinfo)
if __name__ == "__main__":
support.use_resources = ['network']
test_main()
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