def METHOD_NAME(self):
    command_rec = mut.SchunkWsgCommandReceiver(initial_position=0.01,
                                               initial_force=5.)
    self.assertIsInstance(
        command_rec.get_position_output_port(), OutputPort)
    self.assertIsInstance(
        command_rec.get_force_limit_output_port(), OutputPort)
    command_send = mut.SchunkWsgCommandSender(default_force_limit=37.0)
    self.assertIsInstance(
        command_send.get_position_input_port(), InputPort)
    self.assertIsInstance(
        command_send.get_force_limit_input_port(), InputPort)
    self.assertIsInstance(
        command_send.get_command_output_port(), OutputPort)
    status_rec = mut.SchunkWsgStatusReceiver()
    self.assertIsInstance(status_rec.get_status_input_port(), InputPort)
    self.assertIsInstance(status_rec.get_state_output_port(), OutputPort)
    self.assertIsInstance(status_rec.get_force_output_port(), OutputPort)
    status_send = mut.SchunkWsgStatusSender()
    self.assertIsInstance(status_send.get_state_input_port(), InputPort)
    self.assertIsInstance(status_send.get_force_input_port(), InputPort)