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Posted to mapreduce-commits@hadoop.apache.org by ss...@apache.org on 2012/08/23 00:11:48 UTC
svn commit: r1376283 [17/22] - in
/hadoop/common/branches/MR-3902/hadoop-mapreduce-project/hadoop-mapreduce-client:
./ hadoop-mapreduce-client-app2/ hadoop-mapreduce-client-app2/src/
hadoop-mapreduce-client-app2/src/main/ hadoop-mapreduce-client-app2/s...
Added: hadoop/common/branches/MR-3902/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app2/src/test/java/org/apache/hadoop/mapreduce/v2/app2/TestMRClientService.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/MR-3902/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app2/src/test/java/org/apache/hadoop/mapreduce/v2/app2/TestMRClientService.java?rev=1376283&view=auto
==============================================================================
--- hadoop/common/branches/MR-3902/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app2/src/test/java/org/apache/hadoop/mapreduce/v2/app2/TestMRClientService.java (added)
+++ hadoop/common/branches/MR-3902/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app2/src/test/java/org/apache/hadoop/mapreduce/v2/app2/TestMRClientService.java Wed Aug 22 22:11:39 2012
@@ -0,0 +1,215 @@
+/**
+* Licensed to the Apache Software Foundation (ASF) under one
+* or more contributor license agreements. See the NOTICE file
+* distributed with this work for additional information
+* regarding copyright ownership. The ASF licenses this file
+* to you under the Apache License, Version 2.0 (the
+* "License"); you may not use this file except in compliance
+* with the License. You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+package org.apache.hadoop.mapreduce.v2.app2;
+
+import java.util.Iterator;
+import java.util.List;
+
+import junit.framework.Assert;
+
+import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.mapreduce.v2.api.MRClientProtocol;
+import org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetCountersRequest;
+import org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetDiagnosticsRequest;
+import org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetJobReportRequest;
+import org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetTaskAttemptCompletionEventsRequest;
+import org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetTaskAttemptReportRequest;
+import org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetTaskReportRequest;
+import org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetTaskReportsRequest;
+import org.apache.hadoop.mapreduce.v2.api.records.AMInfo;
+import org.apache.hadoop.mapreduce.v2.api.records.JobReport;
+import org.apache.hadoop.mapreduce.v2.api.records.JobState;
+import org.apache.hadoop.mapreduce.v2.api.records.Phase;
+import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptReport;
+import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptState;
+import org.apache.hadoop.mapreduce.v2.api.records.TaskReport;
+import org.apache.hadoop.mapreduce.v2.api.records.TaskState;
+import org.apache.hadoop.mapreduce.v2.api.records.TaskType;
+import org.apache.hadoop.mapreduce.v2.app2.client.ClientService;
+import org.apache.hadoop.mapreduce.v2.app2.client.MRClientService;
+import org.apache.hadoop.mapreduce.v2.app2.job.Job;
+import org.apache.hadoop.mapreduce.v2.app2.job.Task;
+import org.apache.hadoop.mapreduce.v2.app2.job.TaskAttempt;
+import org.apache.hadoop.mapreduce.v2.app2.job.event.TaskAttemptDiagnosticsUpdateEvent;
+import org.apache.hadoop.mapreduce.v2.app2.job.event.TaskAttemptEvent;
+import org.apache.hadoop.mapreduce.v2.app2.job.event.TaskAttemptEventType;
+import org.apache.hadoop.mapreduce.v2.app2.job.event.TaskAttemptStatusUpdateEvent;
+import org.apache.hadoop.mapreduce.v2.app2.job.event.TaskAttemptStatusUpdateEvent.TaskAttemptStatus;
+import org.apache.hadoop.yarn.factories.RecordFactory;
+import org.apache.hadoop.yarn.factory.providers.RecordFactoryProvider;
+import org.apache.hadoop.yarn.ipc.YarnRPC;
+import org.junit.Test;
+
+public class TestMRClientService {
+
+ private static RecordFactory recordFactory = RecordFactoryProvider.getRecordFactory(null);
+
+ @Test
+ public void test() throws Exception {
+ MRAppWithClientService app = new MRAppWithClientService(1, 0, false);
+ Configuration conf = new Configuration();
+ Job job = app.submit(conf);
+ app.waitForState(job, JobState.RUNNING);
+ Assert.assertEquals("Num tasks not correct", 1, job.getTasks().size());
+ Iterator<Task> it = job.getTasks().values().iterator();
+ Task task = it.next();
+ app.waitForState(task, TaskState.RUNNING);
+ TaskAttempt attempt = task.getAttempts().values().iterator().next();
+ app.waitForState(attempt, TaskAttemptState.RUNNING);
+
+ // send the diagnostic
+ String diagnostic1 = "Diagnostic1";
+ String diagnostic2 = "Diagnostic2";
+ app.getContext().getEventHandler().handle(
+ new TaskAttemptDiagnosticsUpdateEvent(attempt.getID(), diagnostic1));
+
+ // send the status update
+ TaskAttemptStatus taskAttemptStatus = new TaskAttemptStatus();
+ taskAttemptStatus.id = attempt.getID();
+ taskAttemptStatus.progress = 0.5f;
+ taskAttemptStatus.stateString = "RUNNING";
+ taskAttemptStatus.taskState = TaskAttemptState.RUNNING;
+ taskAttemptStatus.phase = Phase.MAP;
+ taskAttemptStatus.outputSize = 3;
+ // send the status update
+ app.getContext().getEventHandler().handle(
+ new TaskAttemptStatusUpdateEvent(attempt.getID(), taskAttemptStatus));
+
+
+ //verify that all object are fully populated by invoking RPCs.
+ YarnRPC rpc = YarnRPC.create(conf);
+ MRClientProtocol proxy =
+ (MRClientProtocol) rpc.getProxy(MRClientProtocol.class,
+ app.clientService.getBindAddress(), conf);
+ GetCountersRequest gcRequest =
+ recordFactory.newRecordInstance(GetCountersRequest.class);
+ gcRequest.setJobId(job.getID());
+ Assert.assertNotNull("Counters is null",
+ proxy.getCounters(gcRequest).getCounters());
+
+ GetJobReportRequest gjrRequest =
+ recordFactory.newRecordInstance(GetJobReportRequest.class);
+ gjrRequest.setJobId(job.getID());
+ JobReport jr = proxy.getJobReport(gjrRequest).getJobReport();
+ verifyJobReport(jr);
+
+
+ GetTaskAttemptCompletionEventsRequest gtaceRequest =
+ recordFactory.newRecordInstance(GetTaskAttemptCompletionEventsRequest.class);
+ gtaceRequest.setJobId(job.getID());
+ gtaceRequest.setFromEventId(0);
+ gtaceRequest.setMaxEvents(10);
+ Assert.assertNotNull("TaskCompletionEvents is null",
+ proxy.getTaskAttemptCompletionEvents(gtaceRequest).getCompletionEventList());
+
+ GetDiagnosticsRequest gdRequest =
+ recordFactory.newRecordInstance(GetDiagnosticsRequest.class);
+ gdRequest.setTaskAttemptId(attempt.getID());
+ Assert.assertNotNull("Diagnostics is null",
+ proxy.getDiagnostics(gdRequest).getDiagnosticsList());
+
+ GetTaskAttemptReportRequest gtarRequest =
+ recordFactory.newRecordInstance(GetTaskAttemptReportRequest.class);
+ gtarRequest.setTaskAttemptId(attempt.getID());
+ TaskAttemptReport tar =
+ proxy.getTaskAttemptReport(gtarRequest).getTaskAttemptReport();
+ verifyTaskAttemptReport(tar);
+
+
+ GetTaskReportRequest gtrRequest =
+ recordFactory.newRecordInstance(GetTaskReportRequest.class);
+ gtrRequest.setTaskId(task.getID());
+ Assert.assertNotNull("TaskReport is null",
+ proxy.getTaskReport(gtrRequest).getTaskReport());
+
+ GetTaskReportsRequest gtreportsRequest =
+ recordFactory.newRecordInstance(GetTaskReportsRequest.class);
+ gtreportsRequest.setJobId(job.getID());
+ gtreportsRequest.setTaskType(TaskType.MAP);
+ Assert.assertNotNull("TaskReports for map is null",
+ proxy.getTaskReports(gtreportsRequest).getTaskReportList());
+
+ gtreportsRequest =
+ recordFactory.newRecordInstance(GetTaskReportsRequest.class);
+ gtreportsRequest.setJobId(job.getID());
+ gtreportsRequest.setTaskType(TaskType.REDUCE);
+ Assert.assertNotNull("TaskReports for reduce is null",
+ proxy.getTaskReports(gtreportsRequest).getTaskReportList());
+
+ List<String> diag = proxy.getDiagnostics(gdRequest).getDiagnosticsList();
+ Assert.assertEquals("Num diagnostics not correct", 1 , diag.size());
+ Assert.assertEquals("Diag 1 not correct",
+ diagnostic1, diag.get(0).toString());
+
+ TaskReport taskReport = proxy.getTaskReport(gtrRequest).getTaskReport();
+ Assert.assertEquals("Num diagnostics not correct", 1,
+ taskReport.getDiagnosticsCount());
+
+ //send the done signal to the task
+ app.getContext().getEventHandler().handle(
+ new TaskAttemptEvent(
+ task.getAttempts().values().iterator().next().getID(),
+ TaskAttemptEventType.TA_DONE));
+
+ app.waitForState(job, JobState.SUCCEEDED);
+ }
+
+ private void verifyJobReport(JobReport jr) {
+ Assert.assertNotNull("JobReport is null", jr);
+ List<AMInfo> amInfos = jr.getAMInfos();
+ Assert.assertEquals(1, amInfos.size());
+ Assert.assertEquals(JobState.RUNNING, jr.getJobState());
+ AMInfo amInfo = amInfos.get(0);
+ Assert.assertEquals(MRApp.NM_HOST, amInfo.getNodeManagerHost());
+ Assert.assertEquals(MRApp.NM_PORT, amInfo.getNodeManagerPort());
+ Assert.assertEquals(MRApp.NM_HTTP_PORT, amInfo.getNodeManagerHttpPort());
+ Assert.assertEquals(1, amInfo.getAppAttemptId().getAttemptId());
+ Assert.assertEquals(1, amInfo.getContainerId().getApplicationAttemptId()
+ .getAttemptId());
+ Assert.assertTrue(amInfo.getStartTime() > 0);
+ Assert.assertEquals(false, jr.isUber());
+ }
+
+ private void verifyTaskAttemptReport(TaskAttemptReport tar) {
+ Assert.assertEquals(TaskAttemptState.RUNNING, tar.getTaskAttemptState());
+ Assert.assertNotNull("TaskAttemptReport is null", tar);
+ Assert.assertEquals(MRApp.NM_HOST, tar.getNodeManagerHost());
+ Assert.assertEquals(MRApp.NM_PORT, tar.getNodeManagerPort());
+ Assert.assertEquals(MRApp.NM_HTTP_PORT, tar.getNodeManagerHttpPort());
+ Assert.assertEquals(1, tar.getContainerId().getApplicationAttemptId()
+ .getAttemptId());
+ }
+
+ class MRAppWithClientService extends MRApp {
+ MRClientService clientService = null;
+ MRAppWithClientService(int maps, int reduces, boolean autoComplete) {
+ super(maps, reduces, autoComplete, "MRAppWithClientService", true);
+ }
+ @Override
+ protected ClientService createClientService(AppContext context) {
+ clientService = new MRClientService(context);
+ return clientService;
+ }
+ }
+
+ public static void main(String[] args) throws Exception {
+ TestMRClientService t = new TestMRClientService();
+ t.test();
+ }
+}
Added: hadoop/common/branches/MR-3902/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app2/src/test/java/org/apache/hadoop/mapreduce/v2/app2/TestRMContainerAllocator.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/MR-3902/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app2/src/test/java/org/apache/hadoop/mapreduce/v2/app2/TestRMContainerAllocator.java?rev=1376283&view=auto
==============================================================================
--- hadoop/common/branches/MR-3902/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app2/src/test/java/org/apache/hadoop/mapreduce/v2/app2/TestRMContainerAllocator.java (added)
+++ hadoop/common/branches/MR-3902/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app2/src/test/java/org/apache/hadoop/mapreduce/v2/app2/TestRMContainerAllocator.java Wed Aug 22 22:11:39 2012
@@ -0,0 +1,1480 @@
+///**
+//* Licensed to the Apache Software Foundation (ASF) under one
+//* or more contributor license agreements. See the NOTICE file
+//* distributed with this work for additional information
+//* regarding copyright ownership. The ASF licenses this file
+//* to you under the Apache License, Version 2.0 (the
+//* "License"); you may not use this file except in compliance
+//* with the License. You may obtain a copy of the License at
+//*
+//* http://www.apache.org/licenses/LICENSE-2.0
+//*
+//* Unless required by applicable law or agreed to in writing, software
+//* distributed under the License is distributed on an "AS IS" BASIS,
+//* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//* See the License for the specific language governing permissions and
+//* limitations under the License.
+//*/
+//
+//package org.apache.hadoop.mapreduce.v2.app2;
+//
+//import static org.mockito.Matchers.anyFloat;
+//import static org.mockito.Matchers.anyInt;
+//import static org.mockito.Matchers.isA;
+//import static org.mockito.Mockito.doCallRealMethod;
+//import static org.mockito.Mockito.doReturn;
+//import static org.mockito.Mockito.mock;
+//import static org.mockito.Mockito.never;
+//import static org.mockito.Mockito.times;
+//import static org.mockito.Mockito.verify;
+//import static org.mockito.Mockito.when;
+//
+//import java.io.IOException;
+//import java.util.ArrayList;
+//import java.util.Arrays;
+//import java.util.HashMap;
+//import java.util.HashSet;
+//import java.util.Iterator;
+//import java.util.List;
+//import java.util.Map;
+//import java.util.Set;
+//
+//import junit.framework.Assert;
+//
+//import org.apache.commons.logging.Log;
+//import org.apache.commons.logging.LogFactory;
+//import org.apache.hadoop.conf.Configuration;
+//import org.apache.hadoop.mapreduce.MRJobConfig;
+//import org.apache.hadoop.mapreduce.v2.api.records.JobId;
+//import org.apache.hadoop.mapreduce.v2.api.records.JobState;
+//import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId;
+//import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptState;
+//import org.apache.hadoop.mapreduce.v2.api.records.TaskId;
+//import org.apache.hadoop.mapreduce.v2.api.records.TaskState;
+//import org.apache.hadoop.mapreduce.v2.api.records.TaskType;
+//import org.apache.hadoop.mapreduce.v2.app2.client.ClientService;
+//import org.apache.hadoop.mapreduce.v2.app2.job.Job;
+//import org.apache.hadoop.mapreduce.v2.app2.job.Task;
+//import org.apache.hadoop.mapreduce.v2.app2.job.TaskAttempt;
+//import org.apache.hadoop.mapreduce.v2.app2.job.event.JobUpdatedNodesEvent;
+//import org.apache.hadoop.mapreduce.v2.app2.job.event.TaskAttemptContainerAssignedEvent;
+//import org.apache.hadoop.mapreduce.v2.app2.job.event.TaskAttemptEvent;
+//import org.apache.hadoop.mapreduce.v2.app2.job.event.TaskAttemptEventType;
+//import org.apache.hadoop.mapreduce.v2.app2.job.event.TaskAttemptKillEvent;
+//import org.apache.hadoop.mapreduce.v2.app2.rm.ContainerAllocator;
+//import org.apache.hadoop.mapreduce.v2.app2.rm.ContainerFailedEvent;
+//import org.apache.hadoop.mapreduce.v2.app2.rm.ContainerRequestEvent;
+//import org.apache.hadoop.mapreduce.v2.app2.rm.RMContainerAllocator;
+//import org.apache.hadoop.mapreduce.v2.util.MRBuilderUtils;
+//import org.apache.hadoop.metrics2.lib.DefaultMetricsSystem;
+//import org.apache.hadoop.net.NetUtils;
+//import org.apache.hadoop.net.NetworkTopology;
+//import org.apache.hadoop.yarn.ClusterInfo;
+//import org.apache.hadoop.yarn.YarnException;
+//import org.apache.hadoop.yarn.api.AMRMProtocol;
+//import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
+//import org.apache.hadoop.yarn.api.records.ApplicationId;
+//import org.apache.hadoop.yarn.api.records.ContainerId;
+//import org.apache.hadoop.yarn.api.records.ContainerState;
+//import org.apache.hadoop.yarn.api.records.ContainerStatus;
+//import org.apache.hadoop.yarn.api.records.Resource;
+//import org.apache.hadoop.yarn.api.records.ResourceRequest;
+//import org.apache.hadoop.yarn.event.Dispatcher;
+//import org.apache.hadoop.yarn.event.DrainDispatcher;
+//import org.apache.hadoop.yarn.event.Event;
+//import org.apache.hadoop.yarn.event.EventHandler;
+//import org.apache.hadoop.yarn.factories.RecordFactory;
+//import org.apache.hadoop.yarn.factory.providers.RecordFactoryProvider;
+//import org.apache.hadoop.yarn.server.resourcemanager.MockNM;
+//import org.apache.hadoop.yarn.server.resourcemanager.MockRM;
+//import org.apache.hadoop.yarn.server.resourcemanager.RMContext;
+//import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMApp;
+//import org.apache.hadoop.yarn.server.resourcemanager.scheduler.Allocation;
+//import org.apache.hadoop.yarn.server.resourcemanager.scheduler.ResourceScheduler;
+//import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.SchedulerEvent;
+//import org.apache.hadoop.yarn.server.resourcemanager.scheduler.fifo.FifoScheduler;
+//import org.apache.hadoop.yarn.server.security.ContainerTokenSecretManager;
+//import org.apache.hadoop.yarn.util.BuilderUtils;
+//import org.junit.After;
+//import org.junit.Test;
+//
+//@SuppressWarnings("unchecked")
+//public class TestRMContainerAllocator {
+//
+// static final Log LOG = LogFactory
+// .getLog(TestRMContainerAllocator.class);
+// static final RecordFactory recordFactory = RecordFactoryProvider
+// .getRecordFactory(null);
+//
+// @After
+// public void tearDown() {
+// DefaultMetricsSystem.shutdown();
+// }
+//
+// @Test
+// public void testSimple() throws Exception {
+//
+// LOG.info("Running testSimple");
+//
+// Configuration conf = new Configuration();
+// MyResourceManager rm = new MyResourceManager(conf);
+// rm.start();
+// DrainDispatcher dispatcher = (DrainDispatcher) rm.getRMContext()
+// .getDispatcher();
+//
+// // Submit the application
+// RMApp app = rm.submitApp(1024);
+// dispatcher.await();
+//
+// MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
+// amNodeManager.nodeHeartbeat(true);
+// dispatcher.await();
+//
+// ApplicationAttemptId appAttemptId = app.getCurrentAppAttempt()
+// .getAppAttemptId();
+// rm.sendAMLaunched(appAttemptId);
+// dispatcher.await();
+//
+// JobId jobId = MRBuilderUtils.newJobId(appAttemptId.getApplicationId(), 0);
+// Job mockJob = mock(Job.class);
+// when(mockJob.getReport()).thenReturn(
+// MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
+// 0, 0, 0, 0, 0, 0, "jobfile", null, false));
+// MyContainerAllocator allocator = new MyContainerAllocator(rm, conf,
+// appAttemptId, mockJob);
+//
+// // add resources to scheduler
+// MockNM nodeManager1 = rm.registerNode("h1:1234", 10240);
+// MockNM nodeManager2 = rm.registerNode("h2:1234", 10240);
+// MockNM nodeManager3 = rm.registerNode("h3:1234", 10240);
+// dispatcher.await();
+//
+// // create the container request
+// ContainerRequestEvent event1 = createReq(jobId, 1, 1024,
+// new String[] { "h1" });
+// allocator.sendRequest(event1);
+//
+// // send 1 more request with different resource req
+// ContainerRequestEvent event2 = createReq(jobId, 2, 1024,
+// new String[] { "h2" });
+// allocator.sendRequest(event2);
+//
+// // this tells the scheduler about the requests
+// // as nodes are not added, no allocations
+// List<TaskAttemptContainerAssignedEvent> assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// // send another request with different resource and priority
+// ContainerRequestEvent event3 = createReq(jobId, 3, 1024,
+// new String[] { "h3" });
+// allocator.sendRequest(event3);
+//
+// // this tells the scheduler about the requests
+// // as nodes are not added, no allocations
+// assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// // update resources in scheduler
+// nodeManager1.nodeHeartbeat(true); // Node heartbeat
+// nodeManager2.nodeHeartbeat(true); // Node heartbeat
+// nodeManager3.nodeHeartbeat(true); // Node heartbeat
+// dispatcher.await();
+//
+// assigned = allocator.schedule();
+// dispatcher.await();
+// checkAssignments(new ContainerRequestEvent[] { event1, event2, event3 },
+// assigned, false);
+// }
+//
+// @Test
+// public void testResource() throws Exception {
+//
+// LOG.info("Running testResource");
+//
+// Configuration conf = new Configuration();
+// MyResourceManager rm = new MyResourceManager(conf);
+// rm.start();
+// DrainDispatcher dispatcher = (DrainDispatcher) rm.getRMContext()
+// .getDispatcher();
+//
+// // Submit the application
+// RMApp app = rm.submitApp(1024);
+// dispatcher.await();
+//
+// MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
+// amNodeManager.nodeHeartbeat(true);
+// dispatcher.await();
+//
+// ApplicationAttemptId appAttemptId = app.getCurrentAppAttempt()
+// .getAppAttemptId();
+// rm.sendAMLaunched(appAttemptId);
+// dispatcher.await();
+//
+// JobId jobId = MRBuilderUtils.newJobId(appAttemptId.getApplicationId(), 0);
+// Job mockJob = mock(Job.class);
+// when(mockJob.getReport()).thenReturn(
+// MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
+// 0, 0, 0, 0, 0, 0, "jobfile", null, false));
+// MyContainerAllocator allocator = new MyContainerAllocator(rm, conf,
+// appAttemptId, mockJob);
+//
+// // add resources to scheduler
+// MockNM nodeManager1 = rm.registerNode("h1:1234", 10240);
+// MockNM nodeManager2 = rm.registerNode("h2:1234", 10240);
+// MockNM nodeManager3 = rm.registerNode("h3:1234", 10240);
+// dispatcher.await();
+//
+// // create the container request
+// ContainerRequestEvent event1 = createReq(jobId, 1, 1024,
+// new String[] { "h1" });
+// allocator.sendRequest(event1);
+//
+// // send 1 more request with different resource req
+// ContainerRequestEvent event2 = createReq(jobId, 2, 2048,
+// new String[] { "h2" });
+// allocator.sendRequest(event2);
+//
+// // this tells the scheduler about the requests
+// // as nodes are not added, no allocations
+// List<TaskAttemptContainerAssignedEvent> assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// // update resources in scheduler
+// nodeManager1.nodeHeartbeat(true); // Node heartbeat
+// nodeManager2.nodeHeartbeat(true); // Node heartbeat
+// nodeManager3.nodeHeartbeat(true); // Node heartbeat
+// dispatcher.await();
+//
+// assigned = allocator.schedule();
+// dispatcher.await();
+// checkAssignments(new ContainerRequestEvent[] { event1, event2 },
+// assigned, false);
+// }
+//
+// @Test
+// public void testMapReduceScheduling() throws Exception {
+//
+// LOG.info("Running testMapReduceScheduling");
+//
+// Configuration conf = new Configuration();
+// MyResourceManager rm = new MyResourceManager(conf);
+// rm.start();
+// DrainDispatcher dispatcher = (DrainDispatcher) rm.getRMContext()
+// .getDispatcher();
+//
+// // Submit the application
+// RMApp app = rm.submitApp(1024);
+// dispatcher.await();
+//
+// MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
+// amNodeManager.nodeHeartbeat(true);
+// dispatcher.await();
+//
+// ApplicationAttemptId appAttemptId = app.getCurrentAppAttempt()
+// .getAppAttemptId();
+// rm.sendAMLaunched(appAttemptId);
+// dispatcher.await();
+//
+// JobId jobId = MRBuilderUtils.newJobId(appAttemptId.getApplicationId(), 0);
+// Job mockJob = mock(Job.class);
+// when(mockJob.getReport()).thenReturn(
+// MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
+// 0, 0, 0, 0, 0, 0, "jobfile", null, false));
+// MyContainerAllocator allocator = new MyContainerAllocator(rm, conf,
+// appAttemptId, mockJob);
+//
+// // add resources to scheduler
+// MockNM nodeManager1 = rm.registerNode("h1:1234", 1024);
+// MockNM nodeManager2 = rm.registerNode("h2:1234", 10240);
+// MockNM nodeManager3 = rm.registerNode("h3:1234", 10240);
+// dispatcher.await();
+//
+// // create the container request
+// // send MAP request
+// ContainerRequestEvent event1 = createReq(jobId, 1, 2048, new String[] {
+// "h1", "h2" }, true, false);
+// allocator.sendRequest(event1);
+//
+// // send REDUCE request
+// ContainerRequestEvent event2 = createReq(jobId, 2, 3000,
+// new String[] { "h1" }, false, true);
+// allocator.sendRequest(event2);
+//
+// // send MAP request
+// ContainerRequestEvent event3 = createReq(jobId, 3, 2048,
+// new String[] { "h3" }, false, false);
+// allocator.sendRequest(event3);
+//
+// // this tells the scheduler about the requests
+// // as nodes are not added, no allocations
+// List<TaskAttemptContainerAssignedEvent> assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// // update resources in scheduler
+// nodeManager1.nodeHeartbeat(true); // Node heartbeat
+// nodeManager2.nodeHeartbeat(true); // Node heartbeat
+// nodeManager3.nodeHeartbeat(true); // Node heartbeat
+// dispatcher.await();
+//
+// assigned = allocator.schedule();
+// dispatcher.await();
+// checkAssignments(new ContainerRequestEvent[] { event1, event3 },
+// assigned, false);
+//
+// // validate that no container is assigned to h1 as it doesn't have 2048
+// for (TaskAttemptContainerAssignedEvent assig : assigned) {
+// Assert.assertFalse("Assigned count not correct", "h1".equals(assig
+// .getContainer().getNodeId().getHost()));
+// }
+// }
+//
+// private static class MyResourceManager extends MockRM {
+//
+// public MyResourceManager(Configuration conf) {
+// super(conf);
+// }
+//
+// @Override
+// protected Dispatcher createDispatcher() {
+// return new DrainDispatcher();
+// }
+//
+// @Override
+// protected EventHandler<SchedulerEvent> createSchedulerEventDispatcher() {
+// // Dispatch inline for test sanity
+// return new EventHandler<SchedulerEvent>() {
+// @Override
+// public void handle(SchedulerEvent event) {
+// scheduler.handle(event);
+// }
+// };
+// }
+// @Override
+// protected ResourceScheduler createScheduler() {
+// return new MyFifoScheduler(this.getRMContext());
+// }
+// }
+//
+// @Test
+// public void testReportedAppProgress() throws Exception {
+//
+// LOG.info("Running testReportedAppProgress");
+//
+// Configuration conf = new Configuration();
+// final MyResourceManager rm = new MyResourceManager(conf);
+// rm.start();
+// DrainDispatcher rmDispatcher = (DrainDispatcher) rm.getRMContext()
+// .getDispatcher();
+//
+// // Submit the application
+// RMApp rmApp = rm.submitApp(1024);
+// rmDispatcher.await();
+//
+// MockNM amNodeManager = rm.registerNode("amNM:1234", 21504);
+// amNodeManager.nodeHeartbeat(true);
+// rmDispatcher.await();
+//
+// final ApplicationAttemptId appAttemptId = rmApp.getCurrentAppAttempt()
+// .getAppAttemptId();
+// rm.sendAMLaunched(appAttemptId);
+// rmDispatcher.await();
+//
+// MRApp mrApp = new MRApp(appAttemptId, BuilderUtils.newContainerId(
+// appAttemptId, 0), 10, 10, false, this.getClass().getName(), true, 1) {
+// @Override
+// protected Dispatcher createDispatcher() {
+// return new DrainDispatcher();
+// }
+// protected ContainerAllocator createContainerAllocator(
+// ClientService clientService, AppContext context) {
+// return new MyContainerAllocator(rm, appAttemptId, context);
+// };
+// };
+//
+// Assert.assertEquals(0.0, rmApp.getProgress(), 0.0);
+//
+// mrApp.submit(conf);
+// Job job = mrApp.getContext().getAllJobs().entrySet().iterator().next()
+// .getValue();
+//
+// DrainDispatcher amDispatcher = (DrainDispatcher) mrApp.getDispatcher();
+//
+// MyContainerAllocator allocator = (MyContainerAllocator) mrApp
+// .getContainerAllocator();
+//
+// mrApp.waitForState(job, JobState.RUNNING);
+//
+// amDispatcher.await();
+// // Wait till all map-attempts request for containers
+// for (Task t : job.getTasks().values()) {
+// if (t.getType() == TaskType.MAP) {
+// mrApp.waitForState(t.getAttempts().values().iterator().next(),
+// TaskAttemptState.UNASSIGNED);
+// }
+// }
+// amDispatcher.await();
+//
+// allocator.schedule();
+// rmDispatcher.await();
+// amNodeManager.nodeHeartbeat(true);
+// rmDispatcher.await();
+// allocator.schedule();
+// rmDispatcher.await();
+//
+// // Wait for all map-tasks to be running
+// for (Task t : job.getTasks().values()) {
+// if (t.getType() == TaskType.MAP) {
+// mrApp.waitForState(t, TaskState.RUNNING);
+// }
+// }
+//
+// allocator.schedule(); // Send heartbeat
+// rmDispatcher.await();
+// Assert.assertEquals(0.05f, job.getProgress(), 0.001f);
+// Assert.assertEquals(0.05f, rmApp.getProgress(), 0.001f);
+//
+// // Finish off 1 map.
+// Iterator<Task> it = job.getTasks().values().iterator();
+// finishNextNTasks(rmDispatcher, amNodeManager, mrApp, it, 1);
+// allocator.schedule();
+// rmDispatcher.await();
+// Assert.assertEquals(0.095f, job.getProgress(), 0.001f);
+// Assert.assertEquals(0.095f, rmApp.getProgress(), 0.001f);
+//
+// // Finish off 7 more so that map-progress is 80%
+// finishNextNTasks(rmDispatcher, amNodeManager, mrApp, it, 7);
+// allocator.schedule();
+// rmDispatcher.await();
+// Assert.assertEquals(0.41f, job.getProgress(), 0.001f);
+// Assert.assertEquals(0.41f, rmApp.getProgress(), 0.001f);
+//
+// // Finish off the 2 remaining maps
+// finishNextNTasks(rmDispatcher, amNodeManager, mrApp, it, 2);
+//
+// allocator.schedule();
+// rmDispatcher.await();
+// amNodeManager.nodeHeartbeat(true);
+// rmDispatcher.await();
+// allocator.schedule();
+// rmDispatcher.await();
+//
+// // Wait for all reduce-tasks to be running
+// for (Task t : job.getTasks().values()) {
+// if (t.getType() == TaskType.REDUCE) {
+// mrApp.waitForState(t, TaskState.RUNNING);
+// }
+// }
+//
+// // Finish off 2 reduces
+// finishNextNTasks(rmDispatcher, amNodeManager, mrApp, it, 2);
+//
+// allocator.schedule();
+// rmDispatcher.await();
+// Assert.assertEquals(0.59f, job.getProgress(), 0.001f);
+// Assert.assertEquals(0.59f, rmApp.getProgress(), 0.001f);
+//
+// // Finish off the remaining 8 reduces.
+// finishNextNTasks(rmDispatcher, amNodeManager, mrApp, it, 8);
+// allocator.schedule();
+// rmDispatcher.await();
+// // Remaining is JobCleanup
+// Assert.assertEquals(0.95f, job.getProgress(), 0.001f);
+// Assert.assertEquals(0.95f, rmApp.getProgress(), 0.001f);
+// }
+//
+// private void finishNextNTasks(DrainDispatcher rmDispatcher, MockNM node,
+// MRApp mrApp, Iterator<Task> it, int nextN) throws Exception {
+// Task task;
+// for (int i=0; i<nextN; i++) {
+// task = it.next();
+// finishTask(rmDispatcher, node, mrApp, task);
+// }
+// }
+//
+// private void finishTask(DrainDispatcher rmDispatcher, MockNM node,
+// MRApp mrApp, Task task) throws Exception {
+// TaskAttempt attempt = task.getAttempts().values().iterator().next();
+// List<ContainerStatus> contStatus = new ArrayList<ContainerStatus>(1);
+// contStatus.add(BuilderUtils.newContainerStatus(attempt.getAssignedContainerID(),
+// ContainerState.COMPLETE, "", 0));
+// Map<ApplicationId,List<ContainerStatus>> statusUpdate =
+// new HashMap<ApplicationId,List<ContainerStatus>>(1);
+// statusUpdate.put(mrApp.getAppID(), contStatus);
+// node.nodeHeartbeat(statusUpdate, true);
+// rmDispatcher.await();
+// mrApp.getContext().getEventHandler().handle(
+// new TaskAttemptEvent(attempt.getID(), TaskAttemptEventType.TA_DONE));
+// mrApp.waitForState(task, TaskState.SUCCEEDED);
+// }
+//
+// @Test
+// public void testReportedAppProgressWithOnlyMaps() throws Exception {
+//
+// LOG.info("Running testReportedAppProgressWithOnlyMaps");
+//
+// Configuration conf = new Configuration();
+// final MyResourceManager rm = new MyResourceManager(conf);
+// rm.start();
+// DrainDispatcher rmDispatcher = (DrainDispatcher) rm.getRMContext()
+// .getDispatcher();
+//
+// // Submit the application
+// RMApp rmApp = rm.submitApp(1024);
+// rmDispatcher.await();
+//
+// MockNM amNodeManager = rm.registerNode("amNM:1234", 11264);
+// amNodeManager.nodeHeartbeat(true);
+// rmDispatcher.await();
+//
+// final ApplicationAttemptId appAttemptId = rmApp.getCurrentAppAttempt()
+// .getAppAttemptId();
+// rm.sendAMLaunched(appAttemptId);
+// rmDispatcher.await();
+//
+// MRApp mrApp = new MRApp(appAttemptId, BuilderUtils.newContainerId(
+// appAttemptId, 0), 10, 0, false, this.getClass().getName(), true, 1) {
+// @Override
+// protected Dispatcher createDispatcher() {
+// return new DrainDispatcher();
+// }
+// protected ContainerAllocator createContainerAllocator(
+// ClientService clientService, AppContext context) {
+// return new MyContainerAllocator(rm, appAttemptId, context);
+// };
+// };
+//
+// Assert.assertEquals(0.0, rmApp.getProgress(), 0.0);
+//
+// mrApp.submit(conf);
+// Job job = mrApp.getContext().getAllJobs().entrySet().iterator().next()
+// .getValue();
+//
+// DrainDispatcher amDispatcher = (DrainDispatcher) mrApp.getDispatcher();
+//
+// MyContainerAllocator allocator = (MyContainerAllocator) mrApp
+// .getContainerAllocator();
+//
+// mrApp.waitForState(job, JobState.RUNNING);
+//
+// amDispatcher.await();
+// // Wait till all map-attempts request for containers
+// for (Task t : job.getTasks().values()) {
+// mrApp.waitForState(t.getAttempts().values().iterator().next(),
+// TaskAttemptState.UNASSIGNED);
+// }
+// amDispatcher.await();
+//
+// allocator.schedule();
+// rmDispatcher.await();
+// amNodeManager.nodeHeartbeat(true);
+// rmDispatcher.await();
+// allocator.schedule();
+// rmDispatcher.await();
+//
+// // Wait for all map-tasks to be running
+// for (Task t : job.getTasks().values()) {
+// mrApp.waitForState(t, TaskState.RUNNING);
+// }
+//
+// allocator.schedule(); // Send heartbeat
+// rmDispatcher.await();
+// Assert.assertEquals(0.05f, job.getProgress(), 0.001f);
+// Assert.assertEquals(0.05f, rmApp.getProgress(), 0.001f);
+//
+// Iterator<Task> it = job.getTasks().values().iterator();
+//
+// // Finish off 1 map so that map-progress is 10%
+// finishNextNTasks(rmDispatcher, amNodeManager, mrApp, it, 1);
+// allocator.schedule();
+// rmDispatcher.await();
+// Assert.assertEquals(0.14f, job.getProgress(), 0.001f);
+// Assert.assertEquals(0.14f, rmApp.getProgress(), 0.001f);
+//
+// // Finish off 5 more map so that map-progress is 60%
+// finishNextNTasks(rmDispatcher, amNodeManager, mrApp, it, 5);
+// allocator.schedule();
+// rmDispatcher.await();
+// Assert.assertEquals(0.59f, job.getProgress(), 0.001f);
+// Assert.assertEquals(0.59f, rmApp.getProgress(), 0.001f);
+//
+// // Finish off remaining map so that map-progress is 100%
+// finishNextNTasks(rmDispatcher, amNodeManager, mrApp, it, 4);
+// allocator.schedule();
+// rmDispatcher.await();
+// Assert.assertEquals(0.95f, job.getProgress(), 0.001f);
+// Assert.assertEquals(0.95f, rmApp.getProgress(), 0.001f);
+// }
+//
+// @Test
+// public void testUpdatedNodes() throws Exception {
+// Configuration conf = new Configuration();
+// MyResourceManager rm = new MyResourceManager(conf);
+// rm.start();
+// DrainDispatcher dispatcher = (DrainDispatcher) rm.getRMContext()
+// .getDispatcher();
+//
+// // Submit the application
+// RMApp app = rm.submitApp(1024);
+// dispatcher.await();
+// MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
+// amNodeManager.nodeHeartbeat(true);
+// dispatcher.await();
+//
+// ApplicationAttemptId appAttemptId = app.getCurrentAppAttempt()
+// .getAppAttemptId();
+// rm.sendAMLaunched(appAttemptId);
+// dispatcher.await();
+//
+// JobId jobId = MRBuilderUtils.newJobId(appAttemptId.getApplicationId(), 0);
+// Job mockJob = mock(Job.class);
+// MyContainerAllocator allocator = new MyContainerAllocator(rm, conf,
+// appAttemptId, mockJob);
+//
+// // add resources to scheduler
+// MockNM nm1 = rm.registerNode("h1:1234", 10240);
+// MockNM nm2 = rm.registerNode("h2:1234", 10240);
+// dispatcher.await();
+//
+// // create the map container request
+// ContainerRequestEvent event = createReq(jobId, 1, 1024,
+// new String[] { "h1" });
+// allocator.sendRequest(event);
+// TaskAttemptId attemptId = event.getAttemptID();
+//
+// TaskAttempt mockTaskAttempt = mock(TaskAttempt.class);
+// when(mockTaskAttempt.getNodeId()).thenReturn(nm1.getNodeId());
+// Task mockTask = mock(Task.class);
+// when(mockTask.getAttempt(attemptId)).thenReturn(mockTaskAttempt);
+// when(mockJob.getTask(attemptId.getTaskId())).thenReturn(mockTask);
+//
+// // this tells the scheduler about the requests
+// List<TaskAttemptContainerAssignedEvent> assigned = allocator.schedule();
+// dispatcher.await();
+//
+// nm1.nodeHeartbeat(true);
+// dispatcher.await();
+// // get the assignment
+// assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals(1, assigned.size());
+// Assert.assertEquals(nm1.getNodeId(), assigned.get(0).getContainer().getNodeId());
+// // no updated nodes reported
+// Assert.assertTrue(allocator.getJobUpdatedNodeEvents().isEmpty());
+// Assert.assertTrue(allocator.getTaskAttemptKillEvents().isEmpty());
+//
+// // mark nodes bad
+// nm1.nodeHeartbeat(false);
+// nm2.nodeHeartbeat(false);
+// dispatcher.await();
+//
+// // schedule response returns updated nodes
+// assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals(0, assigned.size());
+// // updated nodes are reported
+// Assert.assertEquals(1, allocator.getJobUpdatedNodeEvents().size());
+// Assert.assertEquals(1, allocator.getTaskAttemptKillEvents().size());
+// Assert.assertEquals(2, allocator.getJobUpdatedNodeEvents().get(0).getUpdatedNodes().size());
+// Assert.assertEquals(attemptId, allocator.getTaskAttemptKillEvents().get(0).getTaskAttemptID());
+// allocator.getJobUpdatedNodeEvents().clear();
+// allocator.getTaskAttemptKillEvents().clear();
+//
+// assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals(0, assigned.size());
+// // no updated nodes reported
+// Assert.assertTrue(allocator.getJobUpdatedNodeEvents().isEmpty());
+// Assert.assertTrue(allocator.getTaskAttemptKillEvents().isEmpty());
+// }
+//
+// @Test
+// public void testBlackListedNodes() throws Exception {
+//
+// LOG.info("Running testBlackListedNodes");
+//
+// Configuration conf = new Configuration();
+// conf.setBoolean(MRJobConfig.MR_AM_JOB_NODE_BLACKLISTING_ENABLE, true);
+// conf.setInt(MRJobConfig.MAX_TASK_FAILURES_PER_TRACKER, 1);
+// conf.setInt(
+// MRJobConfig.MR_AM_IGNORE_BLACKLISTING_BLACKLISTED_NODE_PERECENT, -1);
+//
+// MyResourceManager rm = new MyResourceManager(conf);
+// rm.start();
+// DrainDispatcher dispatcher = (DrainDispatcher) rm.getRMContext()
+// .getDispatcher();
+//
+// // Submit the application
+// RMApp app = rm.submitApp(1024);
+// dispatcher.await();
+//
+// MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
+// amNodeManager.nodeHeartbeat(true);
+// dispatcher.await();
+//
+// ApplicationAttemptId appAttemptId = app.getCurrentAppAttempt()
+// .getAppAttemptId();
+// rm.sendAMLaunched(appAttemptId);
+// dispatcher.await();
+//
+// JobId jobId = MRBuilderUtils.newJobId(appAttemptId.getApplicationId(), 0);
+// Job mockJob = mock(Job.class);
+// when(mockJob.getReport()).thenReturn(
+// MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
+// 0, 0, 0, 0, 0, 0, "jobfile", null, false));
+// MyContainerAllocator allocator = new MyContainerAllocator(rm, conf,
+// appAttemptId, mockJob);
+//
+// // add resources to scheduler
+// MockNM nodeManager1 = rm.registerNode("h1:1234", 10240);
+// MockNM nodeManager2 = rm.registerNode("h2:1234", 10240);
+// MockNM nodeManager3 = rm.registerNode("h3:1234", 10240);
+// dispatcher.await();
+//
+// // create the container request
+// ContainerRequestEvent event1 = createReq(jobId, 1, 1024,
+// new String[] { "h1" });
+// allocator.sendRequest(event1);
+//
+// // send 1 more request with different resource req
+// ContainerRequestEvent event2 = createReq(jobId, 2, 1024,
+// new String[] { "h2" });
+// allocator.sendRequest(event2);
+//
+// // send another request with different resource and priority
+// ContainerRequestEvent event3 = createReq(jobId, 3, 1024,
+// new String[] { "h3" });
+// allocator.sendRequest(event3);
+//
+// // this tells the scheduler about the requests
+// // as nodes are not added, no allocations
+// List<TaskAttemptContainerAssignedEvent> assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// // Send events to blacklist nodes h1 and h2
+// ContainerFailedEvent f1 = createFailEvent(jobId, 1, "h1", false);
+// allocator.sendFailure(f1);
+// ContainerFailedEvent f2 = createFailEvent(jobId, 1, "h2", false);
+// allocator.sendFailure(f2);
+//
+// // update resources in scheduler
+// nodeManager1.nodeHeartbeat(true); // Node heartbeat
+// nodeManager2.nodeHeartbeat(true); // Node heartbeat
+// dispatcher.await();
+//
+// assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// // mark h1/h2 as bad nodes
+// nodeManager1.nodeHeartbeat(false);
+// nodeManager2.nodeHeartbeat(false);
+// dispatcher.await();
+//
+// assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// nodeManager3.nodeHeartbeat(true); // Node heartbeat
+// dispatcher.await();
+// assigned = allocator.schedule();
+// dispatcher.await();
+//
+// Assert.assertTrue("No of assignments must be 3", assigned.size() == 3);
+//
+// // validate that all containers are assigned to h3
+// for (TaskAttemptContainerAssignedEvent assig : assigned) {
+// Assert.assertTrue("Assigned container host not correct", "h3".equals(assig
+// .getContainer().getNodeId().getHost()));
+// }
+// }
+//
+// @Test
+// public void testIgnoreBlacklisting() throws Exception {
+// LOG.info("Running testIgnoreBlacklisting");
+//
+// Configuration conf = new Configuration();
+// conf.setBoolean(MRJobConfig.MR_AM_JOB_NODE_BLACKLISTING_ENABLE, true);
+// conf.setInt(MRJobConfig.MAX_TASK_FAILURES_PER_TRACKER, 1);
+// conf.setInt(
+// MRJobConfig.MR_AM_IGNORE_BLACKLISTING_BLACKLISTED_NODE_PERECENT, 33);
+//
+// MyResourceManager rm = new MyResourceManager(conf);
+// rm.start();
+// DrainDispatcher dispatcher =
+// (DrainDispatcher) rm.getRMContext().getDispatcher();
+//
+// // Submit the application
+// RMApp app = rm.submitApp(1024);
+// dispatcher.await();
+//
+// MockNM[] nodeManagers = new MockNM[10];
+// int nmNum = 0;
+// List<TaskAttemptContainerAssignedEvent> assigned = null;
+// nodeManagers[nmNum] = registerNodeManager(nmNum++, rm, dispatcher);
+// nodeManagers[0].nodeHeartbeat(true);
+// dispatcher.await();
+//
+// ApplicationAttemptId appAttemptId =
+// app.getCurrentAppAttempt().getAppAttemptId();
+// rm.sendAMLaunched(appAttemptId);
+// dispatcher.await();
+//
+// JobId jobId = MRBuilderUtils.newJobId(appAttemptId.getApplicationId(), 0);
+// Job mockJob = mock(Job.class);
+// when(mockJob.getReport()).thenReturn(
+// MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
+// 0, 0, 0, 0, 0, 0, "jobfile", null, false));
+// MyContainerAllocator allocator =
+// new MyContainerAllocator(rm, conf, appAttemptId, mockJob);
+//
+// // Known=1, blacklisted=0, ignore should be false - assign first container
+// assigned =
+// getContainerOnHost(jobId, 1, 1024, new String[] { "h1" },
+// nodeManagers[0], dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 1", 1, assigned.size());
+//
+// LOG.info("Failing container _1 on H1 (Node should be blacklisted and"
+// + " ignore blacklisting enabled");
+// // Send events to blacklist nodes h1 and h2
+// ContainerFailedEvent f1 = createFailEvent(jobId, 1, "h1", false);
+// allocator.sendFailure(f1);
+//
+// // Test single node.
+// // Known=1, blacklisted=1, ignore should be true - assign 1
+// assigned =
+// getContainerOnHost(jobId, 2, 1024, new String[] { "h1" },
+// nodeManagers[0], dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 1", 1, assigned.size());
+//
+// nodeManagers[nmNum] = registerNodeManager(nmNum++, rm, dispatcher);
+// // Known=2, blacklisted=1, ignore should be true - assign 1 anyway.
+// assigned =
+// getContainerOnHost(jobId, 3, 1024, new String[] { "h2" },
+// nodeManagers[1], dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 1", 1, assigned.size());
+//
+// nodeManagers[nmNum] = registerNodeManager(nmNum++, rm, dispatcher);
+// // Known=3, blacklisted=1, ignore should be true - assign 1 anyway.
+// assigned =
+// getContainerOnHost(jobId, 4, 1024, new String[] { "h3" },
+// nodeManagers[2], dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 1", 1, assigned.size());
+//
+// // Known=3, blacklisted=1, ignore should be true - assign 1
+// assigned =
+// getContainerOnHost(jobId, 5, 1024, new String[] { "h1" },
+// nodeManagers[0], dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 1", 1, assigned.size());
+//
+// nodeManagers[nmNum] = registerNodeManager(nmNum++, rm, dispatcher);
+// // Known=4, blacklisted=1, ignore should be false - assign 1 anyway
+// assigned =
+// getContainerOnHost(jobId, 6, 1024, new String[] { "h4" },
+// nodeManagers[3], dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 1", 1, assigned.size());
+//
+// // Test blacklisting re-enabled.
+// // Known=4, blacklisted=1, ignore should be false - no assignment on h1
+// assigned =
+// getContainerOnHost(jobId, 7, 1024, new String[] { "h1" },
+// nodeManagers[0], dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+// // RMContainerRequestor would have created a replacement request.
+//
+// // Blacklist h2
+// ContainerFailedEvent f2 = createFailEvent(jobId, 3, "h2", false);
+// allocator.sendFailure(f2);
+//
+// // Test ignore blacklisting re-enabled
+// // Known=4, blacklisted=2, ignore should be true. Should assign 2
+// // containers.
+// assigned =
+// getContainerOnHost(jobId, 8, 1024, new String[] { "h1" },
+// nodeManagers[0], dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 2", 2, assigned.size());
+//
+// // Known=4, blacklisted=2, ignore should be true.
+// assigned =
+// getContainerOnHost(jobId, 9, 1024, new String[] { "h2" },
+// nodeManagers[1], dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 1", 1, assigned.size());
+//
+// // Test blacklist while ignore blacklisting enabled
+// ContainerFailedEvent f3 = createFailEvent(jobId, 4, "h3", false);
+// allocator.sendFailure(f3);
+//
+// nodeManagers[nmNum] = registerNodeManager(nmNum++, rm, dispatcher);
+// // Known=5, blacklisted=3, ignore should be true.
+// assigned =
+// getContainerOnHost(jobId, 10, 1024, new String[] { "h3" },
+// nodeManagers[2], dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 1", 1, assigned.size());
+//
+// // Assign on 5 more nodes - to re-enable blacklisting
+// for (int i = 0; i < 5; i++) {
+// nodeManagers[nmNum] = registerNodeManager(nmNum++, rm, dispatcher);
+// assigned =
+// getContainerOnHost(jobId, 11 + i, 1024,
+// new String[] { String.valueOf(5 + i) }, nodeManagers[4 + i],
+// dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 1", 1, assigned.size());
+// }
+//
+// // Test h3 (blacklisted while ignoring blacklisting) is blacklisted.
+// assigned =
+// getContainerOnHost(jobId, 20, 1024, new String[] { "h3" },
+// nodeManagers[2], dispatcher, allocator);
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+// }
+//
+// private MockNM registerNodeManager(int i, MyResourceManager rm,
+// DrainDispatcher dispatcher) throws Exception {
+// MockNM nm = rm.registerNode("h" + (i + 1) + ":1234", 10240);
+// dispatcher.await();
+// return nm;
+// }
+//
+// private
+// List<TaskAttemptContainerAssignedEvent> getContainerOnHost(JobId jobId,
+// int taskAttemptId, int memory, String[] hosts, MockNM mockNM,
+// DrainDispatcher dispatcher, MyContainerAllocator allocator)
+// throws Exception {
+// ContainerRequestEvent reqEvent =
+// createReq(jobId, taskAttemptId, memory, hosts);
+// allocator.sendRequest(reqEvent);
+//
+// // Send the request to the RM
+// List<TaskAttemptContainerAssignedEvent> assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// // Heartbeat from the required nodeManager
+// mockNM.nodeHeartbeat(true);
+// dispatcher.await();
+//
+// assigned = allocator.schedule();
+// dispatcher.await();
+// return assigned;
+// }
+//
+// @Test
+// public void testBlackListedNodesWithSchedulingToThatNode() throws Exception {
+// LOG.info("Running testBlackListedNodesWithSchedulingToThatNode");
+//
+// Configuration conf = new Configuration();
+// conf.setBoolean(MRJobConfig.MR_AM_JOB_NODE_BLACKLISTING_ENABLE, true);
+// conf.setInt(MRJobConfig.MAX_TASK_FAILURES_PER_TRACKER, 1);
+// conf.setInt(
+// MRJobConfig.MR_AM_IGNORE_BLACKLISTING_BLACKLISTED_NODE_PERECENT, -1);
+//
+// MyResourceManager rm = new MyResourceManager(conf);
+// rm.start();
+// DrainDispatcher dispatcher = (DrainDispatcher) rm.getRMContext()
+// .getDispatcher();
+//
+// // Submit the application
+// RMApp app = rm.submitApp(1024);
+// dispatcher.await();
+//
+// MockNM amNodeManager = rm.registerNode("amNM:1234", 2048);
+// amNodeManager.nodeHeartbeat(true);
+// dispatcher.await();
+//
+// ApplicationAttemptId appAttemptId = app.getCurrentAppAttempt()
+// .getAppAttemptId();
+// rm.sendAMLaunched(appAttemptId);
+// dispatcher.await();
+//
+// JobId jobId = MRBuilderUtils.newJobId(appAttemptId.getApplicationId(), 0);
+// Job mockJob = mock(Job.class);
+// when(mockJob.getReport()).thenReturn(
+// MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
+// 0, 0, 0, 0, 0, 0, "jobfile", null, false));
+// MyContainerAllocator allocator = new MyContainerAllocator(rm, conf,
+// appAttemptId, mockJob);
+//
+// // add resources to scheduler
+// MockNM nodeManager1 = rm.registerNode("h1:1234", 10240);
+// MockNM nodeManager3 = rm.registerNode("h3:1234", 10240);
+// dispatcher.await();
+//
+// LOG.info("Requesting 1 Containers _1 on H1");
+// // create the container request
+// ContainerRequestEvent event1 = createReq(jobId, 1, 1024,
+// new String[] { "h1" });
+// allocator.sendRequest(event1);
+//
+// LOG.info("RM Heartbeat (to send the container requests)");
+// // this tells the scheduler about the requests
+// // as nodes are not added, no allocations
+// List<TaskAttemptContainerAssignedEvent> assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// LOG.info("h1 Heartbeat (To actually schedule the containers)");
+// // update resources in scheduler
+// nodeManager1.nodeHeartbeat(true); // Node heartbeat
+// dispatcher.await();
+//
+// LOG.info("RM Heartbeat (To process the scheduled containers)");
+// assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 1", 1, assigned.size());
+//
+// LOG.info("Failing container _1 on H1 (should blacklist the node)");
+// // Send events to blacklist nodes h1 and h2
+// ContainerFailedEvent f1 = createFailEvent(jobId, 1, "h1", false);
+// allocator.sendFailure(f1);
+//
+// //At this stage, a request should be created for a fast fail map
+// //Create a FAST_FAIL request for a previously failed map.
+// ContainerRequestEvent event1f = createReq(jobId, 1, 1024,
+// new String[] { "h1" }, true, false);
+// allocator.sendRequest(event1f);
+//
+// //Update the Scheduler with the new requests.
+// assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// // send another request with different resource and priority
+// ContainerRequestEvent event3 = createReq(jobId, 3, 1024,
+// new String[] { "h1", "h3" });
+// allocator.sendRequest(event3);
+//
+// //Allocator is aware of prio:5 container, and prio:20 (h1+h3) container.
+// //RM is only aware of the prio:5 container
+//
+// LOG.info("h1 Heartbeat (To actually schedule the containers)");
+// // update resources in scheduler
+// nodeManager1.nodeHeartbeat(true); // Node heartbeat
+// dispatcher.await();
+//
+// LOG.info("RM Heartbeat (To process the scheduled containers)");
+// assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// //RMContainerAllocator gets assigned a p:5 on a blacklisted node.
+//
+// //Send a release for the p:5 container + another request.
+// LOG.info("RM Heartbeat (To process the re-scheduled containers)");
+// assigned = allocator.schedule();
+// dispatcher.await();
+// Assert.assertEquals("No of assignments must be 0", 0, assigned.size());
+//
+// //Hearbeat from H3 to schedule on this host.
+// LOG.info("h3 Heartbeat (To re-schedule the containers)");
+// nodeManager3.nodeHeartbeat(true); // Node heartbeat
+// dispatcher.await();
+//
+// LOG.info("RM Heartbeat (To process the re-scheduled containers for H3)");
+// assigned = allocator.schedule();
+// dispatcher.await();
+//
+// // For debugging
+// for (TaskAttemptContainerAssignedEvent assig : assigned) {
+// LOG.info(assig.getTaskAttemptID() +
+// " assgined to " + assig.getContainer().getId() +
+// " with priority " + assig.getContainer().getPriority());
+// }
+//
+// Assert.assertEquals("No of assignments must be 2", 2, assigned.size());
+//
+// // validate that all containers are assigned to h3
+// for (TaskAttemptContainerAssignedEvent assig : assigned) {
+// Assert.assertEquals("Assigned container " + assig.getContainer().getId()
+// + " host not correct", "h3", assig.getContainer().getNodeId().getHost());
+// }
+// }
+//
+// private static class MyFifoScheduler extends FifoScheduler {
+//
+// public MyFifoScheduler(RMContext rmContext) {
+// super();
+// try {
+// Configuration conf = new Configuration();
+// reinitialize(conf, new ContainerTokenSecretManager(conf),
+// rmContext);
+// } catch (IOException ie) {
+// LOG.info("add application failed with ", ie);
+// assert (false);
+// }
+// }
+//
+// // override this to copy the objects otherwise FifoScheduler updates the
+// // numContainers in same objects as kept by RMContainerAllocator
+// @Override
+// public synchronized Allocation allocate(
+// ApplicationAttemptId applicationAttemptId, List<ResourceRequest> ask,
+// List<ContainerId> release) {
+// List<ResourceRequest> askCopy = new ArrayList<ResourceRequest>();
+// for (ResourceRequest req : ask) {
+// ResourceRequest reqCopy = BuilderUtils.newResourceRequest(req
+// .getPriority(), req.getHostName(), req.getCapability(), req
+// .getNumContainers());
+// askCopy.add(reqCopy);
+// }
+// return super.allocate(applicationAttemptId, askCopy, release);
+// }
+// }
+//
+// private ContainerRequestEvent createReq(JobId jobId, int taskAttemptId,
+// int memory, String[] hosts) {
+// return createReq(jobId, taskAttemptId, memory, hosts, false, false);
+// }
+//
+// private ContainerRequestEvent
+// createReq(JobId jobId, int taskAttemptId, int memory, String[] hosts,
+// boolean earlierFailedAttempt, boolean reduce) {
+// TaskId taskId;
+// if (reduce) {
+// taskId = MRBuilderUtils.newTaskId(jobId, 0, TaskType.REDUCE);
+// } else {
+// taskId = MRBuilderUtils.newTaskId(jobId, 0, TaskType.MAP);
+// }
+// TaskAttemptId attemptId = MRBuilderUtils.newTaskAttemptId(taskId,
+// taskAttemptId);
+// Resource containerNeed = BuilderUtils.newResource(memory);
+// if (earlierFailedAttempt) {
+// return ContainerRequestEvent
+// .createContainerRequestEventForFailedContainer(attemptId,
+// containerNeed);
+// }
+// return new ContainerRequestEvent(attemptId, containerNeed, hosts,
+// new String[] { NetworkTopology.DEFAULT_RACK });
+// }
+//
+// private ContainerFailedEvent createFailEvent(JobId jobId, int taskAttemptId,
+// String host, boolean reduce) {
+// TaskId taskId;
+// if (reduce) {
+// taskId = MRBuilderUtils.newTaskId(jobId, 0, TaskType.REDUCE);
+// } else {
+// taskId = MRBuilderUtils.newTaskId(jobId, 0, TaskType.MAP);
+// }
+// TaskAttemptId attemptId = MRBuilderUtils.newTaskAttemptId(taskId,
+// taskAttemptId);
+// return new ContainerFailedEvent(attemptId, host);
+// }
+//
+// private void checkAssignments(ContainerRequestEvent[] requests,
+// List<TaskAttemptContainerAssignedEvent> assignments,
+// boolean checkHostMatch) {
+// Assert.assertNotNull("Container not assigned", assignments);
+// Assert.assertEquals("Assigned count not correct", requests.length,
+// assignments.size());
+//
+// // check for uniqueness of containerIDs
+// Set<ContainerId> containerIds = new HashSet<ContainerId>();
+// for (TaskAttemptContainerAssignedEvent assigned : assignments) {
+// containerIds.add(assigned.getContainer().getId());
+// }
+// Assert.assertEquals("Assigned containers must be different", assignments
+// .size(), containerIds.size());
+//
+// // check for all assignment
+// for (ContainerRequestEvent req : requests) {
+// TaskAttemptContainerAssignedEvent assigned = null;
+// for (TaskAttemptContainerAssignedEvent ass : assignments) {
+// if (ass.getTaskAttemptID().equals(req.getAttemptID())) {
+// assigned = ass;
+// break;
+// }
+// }
+// checkAssignment(req, assigned, checkHostMatch);
+// }
+// }
+//
+// private void checkAssignment(ContainerRequestEvent request,
+// TaskAttemptContainerAssignedEvent assigned, boolean checkHostMatch) {
+// Assert.assertNotNull("Nothing assigned to attempt "
+// + request.getAttemptID(), assigned);
+// Assert.assertEquals("assigned to wrong attempt", request.getAttemptID(),
+// assigned.getTaskAttemptID());
+// if (checkHostMatch) {
+// Assert.assertTrue("Not assigned to requested host", Arrays.asList(
+// request.getHosts()).contains(
+// assigned.getContainer().getNodeId().toString()));
+// }
+// }
+//
+// // Mock RMContainerAllocator
+// // Instead of talking to remote Scheduler,uses the local Scheduler
+// private static class MyContainerAllocator extends RMContainerAllocator {
+// static final List<TaskAttemptContainerAssignedEvent> events
+// = new ArrayList<TaskAttemptContainerAssignedEvent>();
+// static final List<TaskAttemptKillEvent> taskAttemptKillEvents
+// = new ArrayList<TaskAttemptKillEvent>();
+// static final List<JobUpdatedNodesEvent> jobUpdatedNodeEvents
+// = new ArrayList<JobUpdatedNodesEvent>();
+// private MyResourceManager rm;
+//
+// private static AppContext createAppContext(
+// ApplicationAttemptId appAttemptId, Job job) {
+// AppContext context = mock(AppContext.class);
+// ApplicationId appId = appAttemptId.getApplicationId();
+// when(context.getApplicationID()).thenReturn(appId);
+// when(context.getApplicationAttemptId()).thenReturn(appAttemptId);
+// when(context.getJob(isA(JobId.class))).thenReturn(job);
+// when(context.getClusterInfo()).thenReturn(
+// new ClusterInfo(BuilderUtils.newResource(1024), BuilderUtils
+// .newResource(10240)));
+// when(context.getEventHandler()).thenReturn(new EventHandler() {
+// @Override
+// public void handle(Event event) {
+// // Only capture interesting events.
+// if (event instanceof TaskAttemptContainerAssignedEvent) {
+// events.add((TaskAttemptContainerAssignedEvent) event);
+// } else if (event instanceof TaskAttemptKillEvent) {
+// taskAttemptKillEvents.add((TaskAttemptKillEvent)event);
+// } else if (event instanceof JobUpdatedNodesEvent) {
+// jobUpdatedNodeEvents.add((JobUpdatedNodesEvent)event);
+// }
+// }
+// });
+// return context;
+// }
+//
+// private static ClientService createMockClientService() {
+// ClientService service = mock(ClientService.class);
+// when(service.getBindAddress()).thenReturn(
+// NetUtils.createSocketAddr("localhost:4567"));
+// when(service.getHttpPort()).thenReturn(890);
+// return service;
+// }
+//
+// // Use this constructor when using a real job.
+// MyContainerAllocator(MyResourceManager rm,
+// ApplicationAttemptId appAttemptId, AppContext context) {
+// super(createMockClientService(), context);
+// this.rm = rm;
+// }
+//
+// // Use this constructor when you are using a mocked job.
+// public MyContainerAllocator(MyResourceManager rm, Configuration conf,
+// ApplicationAttemptId appAttemptId, Job job) {
+// super(createMockClientService(), createAppContext(appAttemptId, job));
+// this.rm = rm;
+// super.init(conf);
+// super.start();
+// }
+//
+// @Override
+// protected AMRMProtocol createSchedulerProxy() {
+// return this.rm.getApplicationMasterService();
+// }
+//
+// @Override
+// protected void register() {
+// super.register();
+// }
+//
+// @Override
+// protected void unregister() {
+// }
+//
+// @Override
+// protected Resource getMinContainerCapability() {
+// return BuilderUtils.newResource(1024);
+// }
+//
+// @Override
+// protected Resource getMaxContainerCapability() {
+// return BuilderUtils.newResource(10240);
+// }
+//
+// public void sendRequest(ContainerRequestEvent req) {
+// sendRequests(Arrays.asList(new ContainerRequestEvent[] { req }));
+// }
+//
+// public void sendRequests(List<ContainerRequestEvent> reqs) {
+// for (ContainerRequestEvent req : reqs) {
+// super.handleEvent(req);
+// }
+// }
+//
+// public void sendFailure(ContainerFailedEvent f) {
+// super.handleEvent(f);
+// }
+//
+// // API to be used by tests
+// public List<TaskAttemptContainerAssignedEvent> schedule() {
+// // run the scheduler
+// try {
+// super.heartbeat();
+// } catch (Exception e) {
+// LOG.error("error in heartbeat ", e);
+// throw new YarnException(e);
+// }
+//
+// List<TaskAttemptContainerAssignedEvent> result
+// = new ArrayList<TaskAttemptContainerAssignedEvent>(events);
+// events.clear();
+// return result;
+// }
+//
+// List<TaskAttemptKillEvent> getTaskAttemptKillEvents() {
+// return taskAttemptKillEvents;
+// }
+//
+// List<JobUpdatedNodesEvent> getJobUpdatedNodeEvents() {
+// return jobUpdatedNodeEvents;
+// }
+//
+// @Override
+// protected void startAllocatorThread() {
+// // override to NOT start thread
+// }
+//
+// }
+//
+// @Test
+// public void testReduceScheduling() throws Exception {
+// int totalMaps = 10;
+// int succeededMaps = 1;
+// int scheduledMaps = 10;
+// int scheduledReduces = 0;
+// int assignedMaps = 2;
+// int assignedReduces = 0;
+// int mapResourceReqt = 1024;
+// int reduceResourceReqt = 2*1024;
+// int numPendingReduces = 4;
+// float maxReduceRampupLimit = 0.5f;
+// float reduceSlowStart = 0.2f;
+//
+// RMContainerAllocator allocator = mock(RMContainerAllocator.class);
+// doCallRealMethod().when(allocator).
+// scheduleReduces(anyInt(), anyInt(), anyInt(), anyInt(), anyInt(),
+// anyInt(), anyInt(), anyInt(), anyInt(), anyFloat(), anyFloat());
+//
+// // Test slow-start
+// allocator.scheduleReduces(
+// totalMaps, succeededMaps,
+// scheduledMaps, scheduledReduces,
+// assignedMaps, assignedReduces,
+// mapResourceReqt, reduceResourceReqt,
+// numPendingReduces,
+// maxReduceRampupLimit, reduceSlowStart);
+// verify(allocator, never()).setIsReduceStarted(true);
+//
+// // verify slow-start still in effect when no more maps need to
+// // be scheduled but some have yet to complete
+// allocator.scheduleReduces(
+// totalMaps, succeededMaps,
+// 0, scheduledReduces,
+// totalMaps - succeededMaps, assignedReduces,
+// mapResourceReqt, reduceResourceReqt,
+// numPendingReduces,
+// maxReduceRampupLimit, reduceSlowStart);
+// verify(allocator, never()).setIsReduceStarted(true);
+// verify(allocator, never()).scheduleAllReduces();
+//
+// succeededMaps = 3;
+// allocator.scheduleReduces(
+// totalMaps, succeededMaps,
+// scheduledMaps, scheduledReduces,
+// assignedMaps, assignedReduces,
+// mapResourceReqt, reduceResourceReqt,
+// numPendingReduces,
+// maxReduceRampupLimit, reduceSlowStart);
+// verify(allocator, times(1)).setIsReduceStarted(true);
+//
+// // Test reduce ramp-up
+// doReturn(100 * 1024).when(allocator).getMemLimit();
+// allocator.scheduleReduces(
+// totalMaps, succeededMaps,
+// scheduledMaps, scheduledReduces,
+// assignedMaps, assignedReduces,
+// mapResourceReqt, reduceResourceReqt,
+// numPendingReduces,
+// maxReduceRampupLimit, reduceSlowStart);
+// verify(allocator).rampUpReduces(anyInt());
+// verify(allocator, never()).rampDownReduces(anyInt());
+//
+// // Test reduce ramp-down
+// scheduledReduces = 3;
+// doReturn(10 * 1024).when(allocator).getMemLimit();
+// allocator.scheduleReduces(
+// totalMaps, succeededMaps,
+// scheduledMaps, scheduledReduces,
+// assignedMaps, assignedReduces,
+// mapResourceReqt, reduceResourceReqt,
+// numPendingReduces,
+// maxReduceRampupLimit, reduceSlowStart);
+// verify(allocator).rampDownReduces(anyInt());
+// }
+//
+// private static class RecalculateContainerAllocator extends MyContainerAllocator {
+// public boolean recalculatedReduceSchedule = false;
+//
+// public RecalculateContainerAllocator(MyResourceManager rm,
+// Configuration conf, ApplicationAttemptId appAttemptId, Job job) {
+// super(rm, conf, appAttemptId, job);
+// }
+//
+// @Override
+// public void scheduleReduces(int totalMaps, int completedMaps,
+// int scheduledMaps, int scheduledReduces, int assignedMaps,
+// int assignedReduces, int mapResourceReqt, int reduceResourceReqt,
+// int numPendingReduces, float maxReduceRampupLimit, float reduceSlowStart) {
+// recalculatedReduceSchedule = true;
+// }
+// }
+//
+// @Test
+// public void testCompletedTasksRecalculateSchedule() throws Exception {
+// LOG.info("Running testCompletedTasksRecalculateSchedule");
+//
+// Configuration conf = new Configuration();
+// final MyResourceManager rm = new MyResourceManager(conf);
+// rm.start();
+// DrainDispatcher dispatcher = (DrainDispatcher) rm.getRMContext()
+// .getDispatcher();
+//
+// // Submit the application
+// RMApp app = rm.submitApp(1024);
+// dispatcher.await();
+//
+// ApplicationAttemptId appAttemptId = app.getCurrentAppAttempt()
+// .getAppAttemptId();
+// JobId jobId = MRBuilderUtils.newJobId(appAttemptId.getApplicationId(), 0);
+// Job job = mock(Job.class);
+// when(job.getReport()).thenReturn(
+// MRBuilderUtils.newJobReport(jobId, "job", "user", JobState.RUNNING, 0,
+// 0, 0, 0, 0, 0, 0, "jobfile", null, false));
+// doReturn(10).when(job).getTotalMaps();
+// doReturn(10).when(job).getTotalReduces();
+// doReturn(0).when(job).getCompletedMaps();
+// RecalculateContainerAllocator allocator =
+// new RecalculateContainerAllocator(rm, conf, appAttemptId, job);
+// allocator.schedule();
+//
+// allocator.recalculatedReduceSchedule = false;
+// allocator.schedule();
+// Assert.assertFalse("Unexpected recalculate of reduce schedule",
+// allocator.recalculatedReduceSchedule);
+//
+// doReturn(1).when(job).getCompletedMaps();
+// allocator.schedule();
+// Assert.assertTrue("Expected recalculate of reduce schedule",
+// allocator.recalculatedReduceSchedule);
+// }
+//
+// public static void main(String[] args) throws Exception {
+// TestRMContainerAllocator t = new TestRMContainerAllocator();
+// t.testSimple();
+// t.testResource();
+// t.testMapReduceScheduling();
+// t.testReportedAppProgress();
+// t.testReportedAppProgressWithOnlyMaps();
+// t.testBlackListedNodes();
+// t.testCompletedTasksRecalculateSchedule();
+// }
+//
+//}