Testing and Debugging

Thanks to its components, React makes it easy to test our applications. There are many different tools available that we can use to create tests with React. In this chapter, we will cover the most popular ones to understand the benefits they provide.

Jest is an all-in-one testing framework solution maintained by Christoph Nakazawa from Meta and contributors within the community and aims to give you the best developer experience.

By the end of this chapter, you’ll be able to create a test environment from scratch and write tests for your application’s components.

In this chapter, we will look at the following topics:

• Why it is important to test our applications and how they help developers move faster
• How to set up a Jest environment to test components using Enzyme
• What the React Testing Library is and why it is a must-have for testing React applications
• How to test events
• How to implement Vitest
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