def METHOD_NAME(self):
    # given
    fetch_messages_endpoint_under_test = pubnub.fetch_messages()
    fetch_messages_endpoint_under_test.channels("channel1").include_message_actions(True)
    # when
    fetch_messages_endpoint_under_test.validate_params()
    # then
    assert fetch_messages_endpoint_under_test._count == EXPECTED_DEFAULT_MESSAGES_WITH_ACTIONS