Jest is a popular JavaScript testing framework that is widely used for testing web applications. Facebook introduced Jest as an open-source project in 2014, but it was created in 2011 when Facebook's chat feature was rewritten in JavaScript. Jest is designed to be easy to use and requires minimal configuration, making it a favorite among developers. It comes with built-in features for code coverage, snapshot testing, and mocking, and can also be extended with plugins. With Jest, developers can write comprehensive tests that can help detect errors and bugs early on in the development process, improving the overall quality of the code.
In this video, CBT Nuggets trainer Shaun Wassell takes a closer look at the basics of Jest syntax and provides a step-by-step example of how to set up and run a test. This tutorial is a must-watch for anyone looking to improve their JavaScript testing skills. So, join us as we explore the basics of Jest syntax and discover why this powerful testing tool is a must-have in any developer's toolbox.
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3 май 2023
