// ---------------------------------------------------------------------
public void testOverflow() {
String queueType = "unknown";
try {
QueuePropertyBase prop = new CbQueueProperty(glob, Constants.RELATING_CALLBACK, "/node/test");
prop.setMaxEntries(1L);
prop.setMaxEntriesCache(1L);
queueType = this.queue.toString();
StorageId queueId = new StorageId(glob, Constants.RELATING_CALLBACK, "QueuePlugin/testOverflow");
this.queue.initialize(queueId, prop);
queue.clear();