@Override
protected void setUp() throws Exception {
super.setUp();
aggregator = new MockAggregator();
aggregator.setTimerManager(new TimerManagerImpl());
aggregator.getTimerManager().start();
aggregator.setLockManager(new SimpleLockManager());
aggregator.setStore(new MemoryStore(new IdGenerator()));
aggregator.start();
factory = new MockExchangeFactory();