Inspired by Firebase & AngularJS TodoMVC Example
Please change this firebase URL to your app URL. Otherwise, it won't work.
$ cd questionsJS (working directory)
$ sudo npm install -g karma
$ npm start
Note: you might encounter errors when installing karma. Scroll down to the "Trouble Shooting" section for a solution.
Unit Testing with Karma
$ sudo npm install -g karma karma-cli karma-coverage karma-chrome-launcher karma-jasmine
Test case: test/unit/*
$ karma start karma.conf.js
$ npm install
Test case: test/unit/*
$ npm test