def METHOD_NAME(self):
    # write a success message
    self.termination_plugin.write_termination_message(
        False, False, self.configuration, False
    )
    # check message was written successfully
    self._check_message_status("Success")
    # write another message
    self.termination_plugin.write_termination_message(
        False, False, self.configuration, False
    )
    # check idempotence
    self._check_message_status("Success")