Visual Regression Testing for CSS
Remember the last time you made changes to a CSS file and besides the expected differences you’ve found something else, somewhere else? Of course you noticed this only after your deployment already went through. Wouldn’t it be nice to have a better overview of what’s happening with the visual outcome of your project – by having *real* test coverage? Let’s talk about visual regression testing: its definition the many reasons why we need it, the tooling available out there in the interwebs, and a live example of a possible implementation to finish off.