How do you test asynchronous code in Jest? Show different approaches for Promises and async/await.

Sample answer preview

## Testing Async Code in Jest ### 1. Async/Await (Recommended) ```javascript // Function to test async function fetchUser(id) { const response = await fetch(`/api/users/${id}`); return response.json(); } // Test with async/await test('fetchUser returns user data', async () => {…