jECMAUnit is an ECMA (Javascript) unit testing framework that uses the underlying javascript engine and JUnit to perform the tests in java, allowing browser-less unit testing of javascript code
RCPUnit is an unit testing framework, an automatic GUI testing framework, and a plugin for Eclipse RCP. It runs with PDE JUnit or other unit testing frameworks. It brings you the ability to do unit testing easily in RCP applications, and SWT application.