headGenId = parser.bufferGenId(headPos);
headIndexId = parser.bufferIndex(headPos);
headOffset = parser.bufferOffset(headPos);
tailGenId = parser.bufferGenId(tailPos);
tailIndexId = parser.bufferIndex(tailPos);
tailOffset = parser.bufferOffset(tailPos);
scnIndexHead = dbusBuf.getScnIndex().getHead();
scnIndexTail = dbusBuf.getScnIndex().getTail();
assertEquals("Head GenId", 300, headGenId);
assertEquals("Head Index", 0, headIndexId);
assertEquals("Head Offset", 783, headOffset);