What are some tools for testing asynchronous code in JavaScript?
There are several tools you can use for testing asynchronous code in JavaScript, such as Jest, Mocha, and Cypress.
Can you explain how Jest handles async testing?
Jest provides built-in support for async testing using async/await syntax, making it easy to test promises.
What about Mocha? How does it compare to Jest?
Mocha is more flexible and allows you to choose your assertion library, but it requires more setup compared to Jest.
Are there any specific libraries for testing React components asynchronously?
Yes, React Testing Library is a great choice for testing React components, especially for async operations.
Can you give an example of an async test using Jest?
Sure! You can use test('async test', async () => { const data = await fetchData(); expect(data).toBeDefined(); });
to test async functions.
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