React Testing Library And Jest- The Complete Guide May 2026

await user.click(button) expect(button).toHaveTextContent('ON')

// Wait for the user name to appear expect(await screen.findByText('John Doe')).toBeInTheDocument() React Testing Library and Jest- The Complete Guide

expect(await screen.findByText('Valid email required')).toBeInTheDocument() ) ✅ DO // Query by accessible name screen.getByRole('button', name: /submit/i ) // Use findBy for async elements expect(await screen.findByText('Loaded')).toBeInTheDocument() await user