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Testing React apps with React Testing Library (RTL)
Learn how to test React components with React Testing Library, the recommended library from Facebook for testing.
This Course Includes
udemy
4 (1.3K reviews )
2h 37m 
english
Online - Self Paced
professional certificate
Udemy
About Testing React apps with React Testing Library (RTL)
Welcome to testing React components with React Testing Library! In this course, you will learn lots of things. You will learn:
The principles of Test Driven Development
Know what is React Testing Library (RTL) and its differences with Enzyme (another popular test framework for React)
Understand how Create React App (CRA) works.
Understand how Jest works with RTL
How to test with RTL and query elements with:
getBy, queryBy, findBy, getAllBy, queryAllBy, findAllBy
How to simulate user interaction with the fireEvent API
How to simulate user interaction with the userEvent API
Testing components in isolation (unit tests)
Learn about coverage and debugging
How to mock 3rd party libraries like Axios and mock a GET request
Learn about the pitfalls of CRA You will have all the fundamental tools to test any React component and have that coverage at 100%! Have fun, and never stop learning!
What You Will Learn?
- The principles of Test Driven Development (TDD) .
- Know what React Testing Library is and its differences with Enzyme .
- Understand how Jest works with React Testing Library .
- Query elements with getBy, queryBy, findBy, getAllBy, queryAllBy, findAllBy .
- Simulate user interaction with the fireEvent and userEvent API .
- Learn about coverage and debugging .
- How to mock third party libraries like Axios .
- How to use Typescript with a React app.