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https://issues.apache.org/jira/browse/MRUNIT-205?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13971691#comment-13971691
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Jason E Tedor commented on MRUNIT-205:
--------------------------------------

All tests that existed at the time I cloned the repository were unchanged and 
continue to pass.

Regarding incompatibilities, it depends on what you mean. 

There is a single (but very minor) public change. Previously, 
{{o.a.h.mrunit.TestDriver}} had five generic parameters, two of which were 
unused in {{TestDriver}}. I removed these two unused parameters from 
{{TestDriver}} and obviously changed the extending classes (e.g. 
{{o.a.h.mrunit.MapDriverBase}}) to no longer use these generic parameters in 
their {{extends}} clauses. However, the type parameter list of the extending 
classes did not change.

Therefore, the only public change is that anyone that was extending 
{{TestDriver}} will have to remove these two unused parameters from the 
{{extends}} clauses of their extending classes.

> Add support for MultipleInputs
> ------------------------------
>
>                 Key: MRUNIT-205
>                 URL: https://issues.apache.org/jira/browse/MRUNIT-205
>             Project: MRUnit
>          Issue Type: New Feature
>            Reporter: Jason E Tedor
>            Assignee: Jason E Tedor
>         Attachments: MRUNIT-205.patch
>
>
> Some MapReduce jobs have multiple input sources that can even feed different 
> Mapper implementations within the same job.
> MRUnit does not have a driver that natively supports testing these types of 
> jobs.
> Note that this is not the same as MRUNIT-64. However, there are comments in 
> that ticket that adding such support could be a good feature.



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