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https://issues.apache.org/jira/browse/HDFS-9225?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14952155#comment-14952155
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Masatake Iwasaki commented on HDFS-9225:
----------------------------------------
{noformat}
org.mockito.exceptions.misusing.WrongTypeOfReturnValue:
BlockCollection$$EnhancerByMockitoWithCGLIB$$da353aed cannot be returned by
isRunning()
isRunning() should return boolean
at
org.apache.hadoop.hdfs.server.blockmanagement.TestBlockManager.addBlockOnNodes(TestBlockManager.java:443)
at
org.apache.hadoop.hdfs.server.blockmanagement.TestBlockManager.doTestSingleRackClusterIsSufficientlyReplicated(TestBlockManager.java:376)
at
org.apache.hadoop.hdfs.server.blockmanagement.TestBlockManager.testBlocksAreNotUnderreplicatedInSingleRack(TestBlockManager.java:368)
{noformat}
> Fix intermittent test failure of
> TestBlockManager.testBlocksAreNotUnderreplicatedInSingleRack
> ---------------------------------------------------------------------------------------------
>
> Key: HDFS-9225
> URL: https://issues.apache.org/jira/browse/HDFS-9225
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: test
> Reporter: Masatake Iwasaki
> Assignee: Masatake Iwasaki
> Priority: Minor
>
> TestBlockManager#testBlocksAreNotUnderreplicatedInSingleRack sometimes fails
> in QA build due to mocking.
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