The Apache MRUnit team is pleased to announce the release of MRUnit 1.0.0, a Java library that helps developers unit test Apache Hadoop MapReduce jobs. 

This is the fifth release of Apache MRUnit, and the first since graduation from the Incubator 

The release is available here: 
http://www.apache.org/dyn/closer.cgi/mrunit/ 

The full change log is available here: https://issues.apache.org/jira/secure/ReleaseNote.jspa?projectId=12311292&version=12320548 

We welcome your help and feedback. For more information on how to report problems, and to get involved, visit the project website at http://mrunit.apache.org 

The Apache MRUnit Team