def METHOD_NAME(self):
    #
    # Test calling `accept` without any connection being ready to be
    # established will not throw any exceptions but return `None`
    address = pathlib.Path(self.dir.name, "noblock")
    listener = jsoncomm.Socket.new_server(address)
    listener.listen()
    conn = listener.accept()
    self.assertIsNone(conn)