/**
* 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.jobhistory;
import junit.framework.TestCase;
import org.apache.hadoop.mapred.TaskStatus;
import org.apache.hadoop.mapreduce.Counters;
import org.apache.hadoop.mapreduce.TaskAttemptID;
import org.apache.hadoop.mapreduce.TaskType;
/**
* Test various jobhistory events
*/
public class TestJobHistoryEvents extends TestCase {
static final int[][] NULL_SPLITS_ARRAY
= new int[org.apache.hadoop.tools.rumen.LoggedTaskAttempt.SplitVectorKind.values().length][];
static {
for (int i = 0; i < NULL_SPLITS_ARRAY.length; ++i) {
NULL_SPLITS_ARRAY[i] = new int[0];
}
}
/**
* Test {@link TaskAttemptStartedEvent} for various task types.
*/
private static void testAttemptStartedEventForTypes(EventType expected,
TaskAttemptID id,
TaskType[] types) {
for (TaskType t : types) {
TaskAttemptStartedEvent tase =
new TaskAttemptStartedEvent(id, t, 0L, "", 0, -1);
assertEquals(expected, tase.getEventType());
}
}
/**
* Test {@link TaskAttemptStartedEvent}.
*/
public void testTaskAttemptStartedEvent() {
EventType expected = EventType.MAP_ATTEMPT_STARTED;
TaskAttemptID fakeId = new TaskAttemptID("1234", 1, TaskType.MAP, 1, 1);
// check the events for job-setup, job-cleanup and map task-types
testAttemptStartedEventForTypes(expected, fakeId,
new TaskType[] {TaskType.JOB_SETUP,
TaskType.JOB_CLEANUP,
TaskType.MAP});
expected = EventType.REDUCE_ATTEMPT_STARTED;
fakeId = new TaskAttemptID("1234", 1, TaskType.REDUCE, 1, 1);
// check the events for job-setup, job-cleanup and reduce task-types
testAttemptStartedEventForTypes(expected, fakeId,
new TaskType[] {TaskType.JOB_SETUP,
TaskType.JOB_CLEANUP,
TaskType.REDUCE});
}
/**
* Test {@link TaskAttemptUnsuccessfulCompletionEvent} for various task types.
*/
private static void testFailedKilledEventsForTypes(EventType expected,
TaskAttemptID id,
TaskType[] types,
String state) {
for (TaskType t : types) {
TaskAttemptUnsuccessfulCompletionEvent tauce =
new TaskAttemptUnsuccessfulCompletionEvent
(id, t, state, 0L, "", -1, "", "", NULL_SPLITS_ARRAY);
assertEquals(expected, tauce.getEventType());
}
}
/**
* Test {@link TaskAttemptUnsuccessfulCompletionEvent} for killed/failed task.
*/
public void testTaskAttemptUnsuccessfulCompletionEvent() {
TaskAttemptID fakeId = new TaskAttemptID("1234", 1, TaskType.MAP, 1, 1);
// check killed events for job-setup, job-cleanup and map task-types
testFailedKilledEventsForTypes(EventType.MAP_ATTEMPT_KILLED, fakeId,
new TaskType[] {TaskType.JOB_SETUP,
TaskType.JOB_CLEANUP,
TaskType.MAP},
TaskStatus.State.KILLED.toString());
// check failed events for job-setup, job-cleanup and map task-types
testFailedKilledEventsForTypes(EventType.MAP_ATTEMPT_FAILED, fakeId,
new TaskType[] {TaskType.JOB_SETUP,
TaskType.JOB_CLEANUP,
TaskType.MAP},
TaskStatus.State.FAILED.toString());
fakeId = new TaskAttemptID("1234", 1, TaskType.REDUCE, 1, 1);
// check killed events for job-setup, job-cleanup and reduce task-types
testFailedKilledEventsForTypes(EventType.REDUCE_ATTEMPT_KILLED, fakeId,
new TaskType[] {TaskType.JOB_SETUP,
TaskType.JOB_CLEANUP,
TaskType.REDUCE},
TaskStatus.State.KILLED.toString());
// check failed events for job-setup, job-cleanup and reduce task-types
testFailedKilledEventsForTypes(EventType.REDUCE_ATTEMPT_FAILED, fakeId,
new TaskType[] {TaskType.JOB_SETUP,
TaskType.JOB_CLEANUP,
TaskType.REDUCE},
TaskStatus.State.FAILED.toString());
}
/**
* Test {@link TaskAttemptFinishedEvent} for various task types.
*/
private static void testFinishedEventsForTypes(EventType expected,
TaskAttemptID id,
TaskType[] types) {
for (TaskType t : types) {
TaskAttemptFinishedEvent tafe =
new TaskAttemptFinishedEvent(id, t,
TaskStatus.State.SUCCEEDED.toString(), 0L, "", "", "",
new Counters());
assertEquals(expected, tafe.getEventType());
}
}
/**
* Test {@link TaskAttemptFinishedEvent} for finished task.
*/
public void testTaskAttemptFinishedEvent() {
EventType expected = EventType.MAP_ATTEMPT_FINISHED;
TaskAttemptID fakeId = new TaskAttemptID("1234", 1, TaskType.MAP, 1, 1);
// check the events for job-setup, job-cleanup and map task-types
testFinishedEventsForTypes(expected, fakeId,
new TaskType[] {TaskType.JOB_SETUP,
TaskType.JOB_CLEANUP,
TaskType.MAP});
expected = EventType.REDUCE_ATTEMPT_FINISHED;
fakeId = new TaskAttemptID("1234", 1, TaskType.REDUCE, 1, 1);
// check the events for job-setup, job-cleanup and reduce task-types
testFinishedEventsForTypes(expected, fakeId,
new TaskType[] {TaskType.JOB_SETUP,
TaskType.JOB_CLEANUP,
TaskType.REDUCE});
}
}