NodeUpdateSchedulerEvent node0Update = new NodeUpdateSchedulerEvent(node0);
scheduler.handle(node0Update);
// SchedulerNode's available resource is changed.
assertEquals(schedulerNodes.get(node0.getNodeID()).
getAvailableResource().getMemory(), 1024);
QueueInfo queueInfo = scheduler.getQueueInfo(null, false, false);
Assert.assertEquals(0.0f, queueInfo.getCurrentCapacity());
int _appId = 1;
int _appAttemptId = 1;
ApplicationAttemptId appAttemptId = createAppAttemptId(_appId,
_appAttemptId);
AppAttemptAddedSchedulerEvent appEvent1 =
new AppAttemptAddedSchedulerEvent(appAttemptId, "queue1", "user1");
scheduler.handle(appEvent1);
int memory = 1024;
int priority = 1;
List<ResourceRequest> ask = new ArrayList<ResourceRequest>();
ResourceRequest nodeLocal = createResourceRequest(memory,
node0.getHostName(), priority, 1);
ResourceRequest rackLocal = createResourceRequest(memory,
node0.getRackName(), priority, 1);
ResourceRequest any = createResourceRequest(memory, ResourceRequest.ANY, priority,
1);
ask.add(nodeLocal);
ask.add(rackLocal);
ask.add(any);
scheduler.allocate(appAttemptId, ask, new ArrayList<ContainerId>(), null, null);
// Before the node update event, there are one local request
Assert.assertEquals(1, nodeLocal.getNumContainers());
// Now schedule.
scheduler.handle(node0Update);
// After the node update event, check no local request
Assert.assertEquals(0, nodeLocal.getNumContainers());
// Also check that one container was scheduled
SchedulerAppReport info = scheduler.getSchedulerAppInfo(appAttemptId);
Assert.assertEquals(1, info.getLiveContainers().size());
// And check the default Queue now is full.
queueInfo = scheduler.getQueueInfo(null, false, false);
Assert.assertEquals(1.0f, queueInfo.getCurrentCapacity());
}