What are the best practices for unit testing in React?

What are the best practices for unit testing in React?

Some best practices include using Jest for testing, keeping tests isolated, and testing components in isolation.

How do I set up Jest for my React project?

You can set up Jest by installing it via npm with npm install --save-dev jest and configuring it in your package.json.

Should I test my components with shallow rendering or full DOM rendering?

It depends on the complexity of the component. Use shallow rendering for simple components and full DOM rendering for more complex ones.

What about testing hooks in React?

For testing hooks, you can use the @testing-library/react-hooks library, which provides utilities for testing custom hooks.