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import os
import socket
import threading
import poplib
import time
from unittest import TestCase
from test import test_support
HOST = test_support.HOST
def server(evt, serv):
serv.listen(5)
try:
conn, addr = serv.accept()
except socket.timeout:
pass
else:
conn.send("+ Hola mundo\n")
conn.close()
finally:
serv.close()
evt.set()
def evil_server(evt, serv, use_ssl=False):
serv.listen(5)
try:
conn, addr = serv.accept()
if use_ssl:
conn = ssl.wrap_socket(
conn,
server_side=True,
certfile=CERTFILE,
)
except socket.timeout:
pass
else:
if use_ssl:
try:
conn.do_handshake()
except ssl.SSLError, err:
if err.args[0] not in (ssl.SSL_ERROR_WANT_READ,
ssl.SSL_ERROR_WANT_WRITE):
raise
conn.send("+ Hola mundo" * 1000 + "\n")
conn.close()
finally:
serv.close()
evt.set()
class GeneralTests(TestCase):
def setUp(self):
self.evt = threading.Event()
self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.sock.settimeout(3)
self.port = test_support.bind_port(self.sock)
threading.Thread(target=server, args=(self.evt,self.sock)).start()
time.sleep(.1)
def tearDown(self):
self.evt.wait()
def testBasic(self):
# connects
pop = poplib.POP3(HOST, self.port)
pop.sock.close()
def testTimeoutDefault(self):
self.assertTrue(socket.getdefaulttimeout() is None)
socket.setdefaulttimeout(30)
try:
pop = poplib.POP3("localhost", self.port)
finally:
socket.setdefaulttimeout(None)
self.assertEqual(pop.sock.gettimeout(), 30)
pop.sock.close()
def testTimeoutNone(self):
self.assertTrue(socket.getdefaulttimeout() is None)
socket.setdefaulttimeout(30)
try:
pop = poplib.POP3(HOST, self.port, timeout=None)
finally:
socket.setdefaulttimeout(None)
self.assertTrue(pop.sock.gettimeout() is None)
pop.sock.close()
def testTimeoutValue(self):
pop = poplib.POP3("localhost", self.port, timeout=30)
self.assertEqual(pop.sock.gettimeout(), 30)
pop.sock.close()
class EvilServerTests(TestCase):
use_ssl = False
def setUp(self):
self.evt = threading.Event()
self.sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.sock.settimeout(3)
self.port = test_support.bind_port(self.sock)
threading.Thread(
target=evil_server,
args=(self.evt, self.sock, self.use_ssl)).start()
time.sleep(.1)
def tearDown(self):
self.evt.wait()
def testTooLongLines(self):
self.assertRaises(poplib.error_proto, poplib.POP3,
'localhost', self.port, timeout=30)
SUPPORTS_SSL = False
if hasattr(poplib, 'POP3_SSL'):
import ssl
SUPPORTS_SSL = True
CERTFILE = os.path.join(os.path.dirname(__file__) or os.curdir,
"keycert.pem")
class EvilSSLServerTests(EvilServerTests):
use_ssl = True
def testTooLongLines(self):
self.assertRaises(poplib.error_proto, poplib.POP3_SSL,
'localhost', self.port)
def test_main(verbose=None):
test_support.run_unittest(GeneralTests)
test_support.run_unittest(EvilServerTests)
if SUPPORTS_SSL:
test_support.run_unittest(EvilSSLServerTests)
if __name__ == '__main__':
test_main()
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