Tag: Jest
-

Migrating to Jest test runner
I have already shared my comparison of two JavaScript testing solutions where I admitted that I favor Jest over Mocha. Back then, I listed all major differences between those tools summarized with advantages and disadvantages of migrating to Jest: Pros: Simpler API, less boilerplate code. Flexible and easy configuration. Test files executed in isolation. Advanced watch…
-

Picking Jest over Mocha – testing tools comparison
At Automattic we use Mocha to run all tests written for Calypso project which powers WordPress.com. It also includes end-to-end tests, which live in their own repository. We have been using this setup for over 3 years now. I think it is a good moment to revisit this choice. I found this unit testing tools comparison very…
