© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2021
E. ElromReact and Librarieshttps://doi.org/10.1007/978-1-4842-6696-0_9

9. Testing Part I: Unit Test Your React App

Elad Elrom1  
(1)
Montvale, NJ, USA
 
When it comes to testing your React app, there are three areas of testing to consider.

  • Unit testing: Testing the smallest piece of code that can be isolated.

  • Integration testing: Combining individual modules and testing them together

  • E2E testing: Simulating a real end user’s experience

In this chapter, you will learn how to unit test a React app like a pro.

When it comes to unit testing, there are many libraries that can be used with React such as Jest, Enzyme, Sinon, Mocha, Chai, Ava, and Tape. These libraries are ...

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