[jira] [Resolved] (HDFS-4809) Add more unit tests for the undo section of rename

["Tsz Wo (Nicholas), SZE (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HDFS-4809?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tsz Wo (Nicholas), SZE resolved HDFS-4809.
------------------------------------------

       Resolution: Fixed
    Fix Version/s: Snapshot (HDFS-2802)

I have committed this.  Thanks, Jing!
                
> Add more unit tests for the undo section of rename
> --------------------------------------------------
>
>                 Key: HDFS-4809
>                 URL: https://issues.apache.org/jira/browse/HDFS-4809
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>            Reporter: Jing Zhao
>            Assignee: Jing Zhao
>            Priority: Minor
>             Fix For: Snapshot (HDFS-2802)
>
>         Attachments: HDFS-4809.001.patch
>
>
> 1. Add more unit tests for the undo section of rename
> 2. Fix a bug in FSDirectory#addChild: if a QuotaExceededException is thrown in {code}parent.addChild(child, true, iip.getLatestSnapshot(), inodeMap);{code}
> we should change the quota usage back.

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