public void testAddAcknowledgedTransactionIDs() throws Exception { Set txs = new HashSet(); for (int i = 0; i < 100; i++) { GlobalTransactionID txID = new GlobalTransactionID(i); txs.add(txID); } writer.addAcknowledgedTransactionIDs(txs); assertEquals(txs, writer.getAcknowledgedTransactionIDs()); }