'The two string representations of the L{IListeningPort} returned by
L{IReactorUNIXDatagram.listenUNIXDatagram} contains the name of the
new-style protocol class being used and the filename on which the port
is listening or indicates that the port is not listening.'

def test_reprWithNewStyleProtocol(self):

    class NewStyleProtocol(object, ):
        def makeConnection(self, transport):
            pass
        def doStop(self):
            pass
    self.assertIsInstance(NewStyleProtocol, type)
    return self._reprTest(NewStyleProtocol(), 'twisted.test.test_unix.NewStyleProtocol')
