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https://issues.apache.org/jira/browse/HBASE-14702?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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stack updated HBASE-14702:
--------------------------
Attachment: 14702.txt
Changing the Mockito assert to be atLeast instead of equals.
> TestZKProcedureControllers.testZKCoordinatorControllerWithSingleMemberCohort
> is a flakey
> ----------------------------------------------------------------------------------------
>
> Key: HBASE-14702
> URL: https://issues.apache.org/jira/browse/HBASE-14702
> Project: HBase
> Issue Type: Sub-task
> Components: flakey, test
> Reporter: stack
> Attachments: 14702.txt
>
>
> Tests fail in TestZKProcedureControllers with some regularity. Here is an
> example:
> https://builds.apache.org/view/H-L/view/HBase/job/HBase-1.3/309/jdk=latest1.8,label=Hadoop/testReport/org.apache.hadoop.hbase.procedure/TestZKProcedureControllers/testZKCoordinatorControllerWithSingleMemberCohort/
> {code}
> org.mockito.exceptions.verification.TooManyActualInvocations:
> procedureMember.submitSubprocedure(<any>);
> Wanted 1 time:
> -> at
> org.apache.hadoop.hbase.procedure.TestZKProcedureControllers.verifyCohort(TestZKProcedureControllers.java:364)
> But was 2 times. Undesired invocation:
> -> at
> org.apache.hadoop.hbase.procedure.ZKProcedureMemberRpcs.startNewSubprocedure(ZKProcedureMemberRpcs.java:214)
> at
> org.apache.hadoop.hbase.procedure.TestZKProcedureControllers.verifyCohort(TestZKProcedureControllers.java:364)
> at
> org.apache.hadoop.hbase.procedure.TestZKProcedureControllers.runMockCommitWithOrchestratedControllers(TestZKProcedureControllers.java:235)
> at
> org.apache.hadoop.hbase.procedure.TestZKProcedureControllers.testZKCoordinatorControllerWithSingleMemberCohort(TestZKProcedureControllers.java:158)
> {code}
> Tests in this suite fail always in this Mockito verify step. Always double
> the number of calls expected. Strikes me as a Mockito bug or Mockito usage
> interesting behavior. Unless someone intercedes, I'm just going to loosen
> this assert to be at least N rather than exactly N.
> Lets see if it fails again soon... so I have another example to paste in here.
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