How can I test my React TypeScript applications effectively?

How can I test my React TypeScript applications effectively?

You can use tools like Jest and React Testing Library to test your React TypeScript apps. Would you like a brief overview of these tools?

Yes, please explain how Jest works with TypeScript.

Jest is a testing framework that works well with TypeScript. You can set it up by installing the necessary packages and configuring your tsconfig.json to include Jest types.

What about testing components with React Testing Library?

React Testing Library allows you to test components in a way that resembles how users interact with them. You can render components and query them using user-friendly methods.

Can you provide an example of a simple test case?

Sure! Here's a simple test case for a button component: test('button click changes text', () => { ... }); This checks if clicking the button updates its text.