After adding the test cases to the extension, the participant can install the extension by drag and drop the extension into Firefox, and then click on install to install the unit testing framework with your test cases. You  Running test cases is also easy, user can click on '''Tools ''' menu from Firefox, and you will see the following screen shotan extension called '''Unit Testing for [...]'''.

Select the '''Unit Testingfor [...]''', system will pop up the following testing window.