pocha

Install IDE 
https://eclipse.org/downloads/packages/eclipse-ide-java-developers/mars2

Install testNG plugin for eclipse:
http://testng.org/doc/download.html

Verify if plugin is installed:
http://wiki.eclipse.org/FAQ_How_do_I_find_out_what_plug-ins_have_been_installed%3F

If its first time with Eclipse, you need to add JRE to the project as well . Without this, you will see errors like java.lang.Object not resolved because java isnt accessible.