How to unit test Hadoop Mapper and Reducer logic in 2016? Yes, I've heard about about mrunit, but Apache retired it 2 years ago. So, how do you unit test mapreduce nowadays?
I use Hadoop 2.7.3 version.
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refer below: http://stackoverflow.com/questions/37288176/whats-the-successor-of-mrunit – red Sep 27 '16 at 05:41