JavaScript Testing Basics with Jest

An overview of unit testing with Jest, covering the main features it offers. This includes: initial setup and writing of first tests, watch mode usage, common expect statement matchers in use, test filters, coverage reports, and snapshots. This video is also part of a playlist of Jest content:    • Jest   00:00 - What we'll cover 03:06 - Project setup and watch mode 05:45 - Creating tests 10:55 - Red, Green example 13:43 - Expect statements 25:17 - Add test script and git 27:08 - Coverage 36:43 - Test run control utility methods 40:08 - Test filters 41:27 - What files coverage includes by default 46:07 - Snapshots 53:12 - Wrap-up Follow Jimmy Cleveland's doings: twitter:   / jimmydcleveland   blog: https://blog.jimmydc.com/ #jest #testing