Testing React apps with React Testing Library (RTL)

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!

Learn how to test React components with React Testing Library, the recommended library from Facebook for testing.

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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

Rating: 4.27273

Level: Intermediate Level

Duration: 2.5 hours

Instructor: David Armendáriz