'''
Tests for dispatcher_nb.py
'''
import unittest

import lib
lib.setup_env()

from mock import Mock
import sys

from common.socks5 import *

class fake_sock(Mock):
    def __init__(self, sockobj):
         Mock.__init__(self)
         
         self.sockobj = sockobj
         
    
    def setup_stream(self):
         sha1 = self.sockobj._get_sha1_auth()
         
         self.incoming = []
         self.incoming.append(self.sockobj._get_auth_response())
         self.incoming.append(
                self.sockobj._get_request_buff(sha1, 0x00)
                             )
         self.outgoing = []
         self.outgoing.append(self.sockobj._get_auth_buff())
         self.outgoing.append(self.sockobj._get_request_buff(
                                                sha1
                                                       ))
    def switch_stream(self):
        # Roles are reversed, client will be expecting server stream
        # and server will be expecting client stream
        
        temp = self.incoming
        self.incoming = self.outgoing
        self.outgoing = temp

    def _recv(self, foo):
        return self.incoming.pop(0)
        
    def _send(self, data):
        # This method is surrounded by a try block, 
        # we can't use assert here
        
        if data != self.outgoing[0]:
            print 'FAILED SENDING TEST'
        self.outgoing.pop(0)

class fake_idlequeue(Mock):

    def __init__(self):
          Mock.__init__(self)
         
    def plug_idle(self, obj, writable=True, readable=True):
        
        if readable:
            obj.pollin()
        if writable:
            obj.pollout()

class TestSocks5(unittest.TestCase):
    '''
    Test class for Socks5
    '''
    def setUp(self):
        streamhost = { 'host': None,
                       'port': 1,
                       'initiator' : None,
                       'target' : None}
        #self.sockobj = Socks5Receiver(fake_idlequeue(), streamhost, None)
        self.sockobj = Socks5Sender(fake_idlequeue(), None, None, Mock() ) 
        sock = fake_sock(self.sockobj)
        self.sockobj._sock = sock
        self.sockobj._recv = sock._recv
        self.sockobj._send = sock._send
        self.sockobj.state = 1
        self.sockobj.connected = True
        self.sockobj.pollend = self._pollend
        
        # Something that the receiver needs
        #self.sockobj.file_props['type'] = 'r'
        
        # Something that the sender needs
        self.sockobj.file_props = {}
        self.sockobj.file_props['type'] = 'r'
        self.sockobj.queue = Mock()
        self.sockobj.queue.process_result = self._pollend
        
    def _pollend(self, foo = None, duu = None):
        # This is a disconnect function
        sys.exit("end of the road")

    def _check_inout(self):
        # Check if there isn't anything else to receive or send
        sock = self.sockobj._sock 
        assert(sock.incoming == [])
        assert(sock.outgoing == [])
    
    def test_client_negoc(self):
        return
        self.sockobj._sock.setup_stream()
        try:
            self.sockobj.pollout()
        except SystemExit:
            pass
        
        self._check_inout()    
        
    def test_server_negoc(self):
        
        self.sockobj._sock.setup_stream()
        self.sockobj._sock.switch_stream() 
        try:
            self.sockobj.idlequeue.plug_idle(self.sockobj, False, True)
        except SystemExit:
            pass
        self._check_inout()
        

    
        
if __name__ == '__main__':
    
    unittest.main()