onDiskBytes.length - DataBlockEncoding.ID_SIZE);
seeker.setCurrentBuffer(readBuffer);
// Seek before the first keyvalue;
KeyValue seekKey = KeyValue.createFirstDeleteFamilyOnRow(getRowKey(batchId, 0), CF_BYTES);
seeker.seekToKeyInBlock(seekKey.getBuffer(), seekKey.getKeyOffset(), seekKey.getKeyLength(),
true);
assertEquals(null, seeker.getKeyValue());
// Seek before the middle keyvalue;
seekKey = KeyValue.createFirstDeleteFamilyOnRow(getRowKey(batchId, NUM_ROWS_PER_BATCH / 3),