Have you read 'Making Changes' section in http://wiki.apache.org/hadoop/HowToContribute ?
On Fri, Sep 13, 2013 at 9:26 PM, Hai Huang <hhuang2...@yahoo.com> wrote: > Hi All, > > Are there latest instructions of unit testing and how to run hadoop in > somewhere? Although there are some unit testing and hadoop run documents > in the wiki page. But it seems that there are out-of-date. I just > downloaded hadoop by git couple of days ago. I was able to build it though > the instruction in the BUILD.txt file. But there are no unit-testing and > run guide there. So once I made changes in the source code, but I need > to run tests and the hadoop binary to ensure the changes are correct. > > Thanks > > Hai