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MAPREDUCE-6768. TestRecovery.testSpeculative failed with NPE. Contributed by Haibo Chen 

(cherry picked from commit 44d0af2611)
This commit is contained in:
Jason Lowe 2016-08-29 19:57:38 +00:00
parent f84ae6f091
commit f6578999d1
1 changed files with 9 additions and 0 deletions
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hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/TestRecovery.java
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@ -25,6 +25,7 @@ import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import com.google.common.base.Supplier;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
@ -96,6 +97,7 @@ import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.api.records.Resource;
import org.apache.hadoop.yarn.event.EventHandler;
import org.apache.hadoop.test.GenericTestUtils;
import org.apache.hadoop.yarn.util.Clock;
import org.apache.hadoop.yarn.util.SystemClock;
import org.junit.Test;
@ -1195,7 +1197,14 @@ public class TestRecovery {
TaskAttempt task1Attempt1 = t1it.next();
TaskAttempt task1Attempt2 = t1it.next();
TaskAttempt task2Attempt = mapTask2.getAttempts().values().iterator().next();
final TaskAttempt t2a = task2Attempt;
// wait for the second task attempt to be assigned.
GenericTestUtils.waitFor(new Supplier<Boolean>() {
@Override public Boolean get() {
return t2a.getAssignedContainerID() != null;
}
}, 10, 10000);
ContainerId t1a2contId = task1Attempt2.getAssignedContainerID();
LOG.info(t1a2contId.toString());