React Testing Library And Jest- The Complete Guide 〈2K × UHD〉

if (!user) return <div>Loading...</div> return <div>user.name</div>

export default testEnvironment: 'jsdom', setupFilesAfterEnv: ['<rootDir>/src/setupTests.js'], transform: '^.+\\.(js, React Testing Library and Jest- The Complete Guide

await user.click(button) expect(button).toHaveTextContent('ON') if (!user) return &lt

act(() => result.current.increment() )

// Wait for the user name to appear expect(await screen.findByText('John Doe')).toBeInTheDocument() export default testEnvironment: 'jsdom'

expect(screen.getByText('Loading...')).toBeInTheDocument()

// Use userEvent instead of fireEvent await user.click(button)