public void testNodeUpdateBeforeAppAttemptInit() throws Exception {
FifoScheduler scheduler = new FifoScheduler();
MockRM rm = new MockRM(conf);
scheduler.setRMContext(rm.getRMContext());
scheduler.init(conf);
scheduler.start();
scheduler.reinitialize(conf, rm.getRMContext());
RMNode node = MockNodes.newNodeInfo(1,
Resources.createResource(1024, 4), 1, "127.0.0.1");
scheduler.handle(new NodeAddedSchedulerEvent(node));