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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (MAPREDUCE-1050) Introduce a mock object testing framework
Date Tue, 13 Oct 2009 18:50:31 GMT

    [ https://issues.apache.org/jira/browse/MAPREDUCE-1050?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12765189#action_12765189
] 

Hadoop QA commented on MAPREDUCE-1050:
--------------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12421993/MAPREDUCE-1050.patch
  against trunk revision 824750.

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 9 new or modified tests.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit
warnings.

    -1 core tests.  The patch failed core unit tests.

    +1 contrib tests.  The patch passed contrib unit tests.

Test results: http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/162/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/162/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/162/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://hudson.zones.apache.org/hudson/job/Mapreduce-Patch-h6.grid.sp2.yahoo.net/162/console

This message is automatically generated.

> Introduce a mock object testing framework
> -----------------------------------------
>
>                 Key: MAPREDUCE-1050
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-1050
>             Project: Hadoop Map/Reduce
>          Issue Type: Test
>          Components: test
>            Reporter: Tom White
>            Assignee: Tom White
>         Attachments: MAPREDUCE-1050.patch, MAPREDUCE-1050.patch, MAPREDUCE-1050.patch
>
>
> Using mock objects in unit tests can improve code quality (see e.g. http://www.mockobjects.com/).
Hadoop would benefit from having a mock object framework for developers to write unit tests
with. Doing so will allow a wider range of failure conditions to be tested and the tests will
run faster.

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