// test set+readback of interval
TransactionReaper.create(100);
TransactionReaper reaper = TransactionReaper.transactionReaper();
// set value is ignored in default DYNAMIC mode, it uses max long instead.
assertEquals(Long.MAX_VALUE, reaper.checkingPeriod());
Reapable reapable = new MockReapable(new Uid());
Reapable reapable2 = new MockReapable(new Uid());
Reapable reapable3 = new MockReapable(new Uid());