By leveraging the ruby gem watchr, oil test, and growl or notify-send depending on if you are on linux or OS X; Fuel Continuous Testing gives you continuous testing with UI feedback.
Place config/ and testing in your project's DOCROOT. Execute ./testing from your Project's DOCROOT to run. Modify a php file in your project and you should have all of your Tests in @group app run.
Fuel-Continuous-Testing was heavily inspired by Autotesting with watchr, growl and PHPUnit