September 2024
Intermediate to advanced
174 pages
3h 44m
English
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Real-Time Testing with Wallaby
Imagine a world with no boundaries between your code and your tests. Instead of saving changes to your code and seeing the output from Jest in a separate panel, you would see the results of your tests instantly as you type, right before your eyes. Code with passing tests would be marked with a reassuring green. Code with failing tests would be highlighted in red, with a description of the failure floating next to it. Sounds like magic? It’s real, and it’s called Wallaby.
Note one caveat: Wallaby is a commercial product. We JavaScript developers have been blessed (spoiled, some would say) by an abundance of free tools. All of the other amazing software I’ve mentioned in this chapter—VS Code, Jest, ESLint, Prettier—is ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.