JavaScript Jabber

JSJ 411: Unit Testing Jest with Daniel Caldas

Informações:

Sinopsis

Daniel Caldas is calling from Singapore. He currently works as a software engineer for Zendesk and has also worked in Portugal and Germany. He has worked primarily on the frontend with Node and JavaScript. He talks about his experience testing JavaScript, how he got started with Jest, and why he likes it. Daniel finds Jest very easy to use and straightforward. He likes that  Jest has a single reference page for documentation. He feels that Jest is largely complete out of the box and has only made a small add on to get rid of Boilerplate in some tests.Daniel explains what a snapshot, how they work, and why he prefers fixtures over factories. He gives tips on how to set up your tests so that they are easy to follow. He finds it helps to structure your scenarios in the fixture description. He talks about gotchas in Jest. While Jest is largely easy to use, Jest has been around for a while and breaking changes do happen. It’s important to check what version your code base is using. While there are a lot of free so