[MAPREDUCE-6036] TestJobEndNotifier fails intermittently in branch-2

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.6.0
• Fix Version/s: 2.6.0
• Hadoop Flags: Reviewed
• Assignee: Chang Li
• Reporter: Mit Desai
• Created: 15/Aug/14 15:31
• Updated: 01/Dec/14 03:10
• Resolved: 18/Aug/14 18:19

Description

I have seen TestJobEndNotifier#testNotificationOnLastRetryUnregistrationFailure
failing in branch-2 intermittently. I ran the test on my machine and it fails
3 in 10 times.

This is how the test fails.

-------------------------------------------------------
 T E S T S
-------------------------------------------------------
Running org.apache.hadoop.mapreduce.v2.app.TestJobEndNotifier
Tests run: 1, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 8.472 sec <<<
FAILURE! - in org.apache.hadoop.mapreduce.v2.app.TestJobEndNotifier
testNotificationOnLastRetryUnregistrationFailure(org.apache.hadoop.mapreduce.v2.app.TestJobEndNotifier)
 Time elapsed: 8.389 sec  <<< FAILURE!
java.lang.AssertionError: expected:<0> but was:<1>
    at org.junit.Assert.fail(Assert.java:88)
    at org.junit.Assert.failNotEquals(Assert.java:743)
    at org.junit.Assert.assertEquals(Assert.java:118)
    at org.junit.Assert.assertEquals(Assert.java:555)
    at org.junit.Assert.assertEquals(Assert.java:542)
    at
org.apache.hadoop.mapreduce.v2.app.TestJobEndNotifier.testNotificationOnLastRetryUnregistrationFailure(TestJobEndNotifier.java:276)


Results :

Failed tests: 
  TestJobEndNotifier.testNotificationOnLastRetryUnregistrationFailure:276
expected:<0> but was:<1>

Tests run: 1, Failures: 1, Errors: 0, Skipped: 0

[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------