Pain Free Mocking with Jest

Pain Free Mocking with Jest teaches you how to effectively and painlessly test JavaScript applications with Jest. You'll start by learning how to write unit and integration tests as well as the 'How', 'What', and 'When' of Mocks, Stubs, and Spies. Then we'll move to more advanced technique and strategies you'll be using for the rest of your career, including how to have a hollistic approach to testing and how to automatically add your tests in the development lifecycle.