checkAC(ac, expectedLong, expectedLongset);
pm.currentTransaction().commit();
for(int i = 0; i<5; i++) {
pm.currentTransaction().begin();
ac.addAll(new long[]{217});
expectedLongset.add(new Long(217));
expectedLong.add(new Long(217));
checkAC(ac, expectedLong, expectedLongset);
pm.currentTransaction().commit();