Jest is a framework for ‘delightful JavaScript testing.’ It is built on top of Jasmine and is a popular testing framework specifically built to perform mainly unit testing of React and React Native applications. As per Christoph Nakazawa, the brain behind Jest, the main focus of Jest is to...
It makes testing fast, simple, and reliable, supporting unit testing, integration testing, and snapshot testing. With Jest, you can easily test functions, UI components, detect errors, and ensure your code handles various scenarios as expected. While Jest is commonly used for testing React ...
Snapshot testing with Jest ensures your React components stay consistent across different renders. It captures a snapshot of how your component looks and checks it against a saved reference. This method simplifies testing by automatically finding unexpected UI changes, helping you maintain good code q...