@Test
public void testSessionEventQueueEMpty() throws Exception {

    final MMIContext context = new MMIContext(UUID.randomUUID().toString());
    final XmlExtensionNotificationDataConverter converter = new XmlExtensionNotificationDataConverter();
    final MockETLProtocolAdapter adapter = new MockETLProtocolAdapter();
    final MmiDetailedSessionListener listener = new MmiDetailedSessionListener(
            adapter, context, converter);
    final QueueEmptyEvent empty = new QueueEmptyEvent(null, null);
    listener.sessionEvent(null, empty);
    System.out.println(adapter.getMmiAsString());
}