mitmproxy/test/test_tcp.py
2012-06-19 09:42:32 +12:00

94 lines
2.4 KiB
Python

import cStringIO, threading, Queue
from netlib import tcp
import tutils
class ServerThread(threading.Thread):
def __init__(self, server):
self.server = server
threading.Thread.__init__(self)
def run(self):
self.server.serve_forever()
def shutdown(self):
self.server.shutdown()
class ServerTestBase:
@classmethod
def setupAll(cls):
cls.server = ServerThread(cls.makeserver())
cls.server.start()
@classmethod
def teardownAll(cls):
cls.server.shutdown()
class THandler(tcp.BaseHandler):
def handle(self):
v = self.rfile.readline()
if v.startswith("echo"):
self.wfile.write(v)
elif v.startswith("error"):
raise ValueError("Testing an error.")
self.wfile.flush()
class TServer(tcp.TCPServer):
def __init__(self, addr, q):
tcp.TCPServer.__init__(self, addr)
self.q = q
def handle_connection(self, request, client_address):
THandler(request, client_address, self)
def handle_error(self, request, client_address):
s = cStringIO.StringIO()
tcp.TCPServer.handle_error(self, request, client_address, s)
self.q.put(s.getvalue())
class TestServer(ServerTestBase):
@classmethod
def makeserver(cls):
cls.q = Queue.Queue()
s = TServer(("127.0.0.1", 0), cls.q)
cls.port = s.port
return s
def test_echo(self):
testval = "echo!\n"
c = tcp.TCPClient(False, "127.0.0.1", self.port, None)
c.wfile.write(testval)
c.wfile.flush()
assert c.rfile.readline() == testval
def test_error(self):
testval = "error!\n"
c = tcp.TCPClient(False, "127.0.0.1", self.port, None)
c.wfile.write(testval)
c.wfile.flush()
assert "Testing an error" in self.q.get()
class TestTCPClient:
def test_conerr(self):
tutils.raises(tcp.NetLibError, tcp.TCPClient, False, "127.0.0.1", 0, None)
class TestFileLike:
def test_wrap(self):
s = cStringIO.StringIO("foobar\nfoobar")
s = tcp.FileLike(s)
s.flush()
assert s.readline() == "foobar\n"
assert s.readline() == "foobar"
# Test __getattr__
assert s.isatty
def test_limit(self):
s = cStringIO.StringIO("foobar\nfoobar")
s = tcp.FileLike(s)
assert s.readline(3) == "foo"