Testing Library Has Free Tools That Replace Enzyme — Here's the Migration Guide

If you're still using Enzyme for React testing in 2026, it's time to switch. Testing Library has become the standard — and here's why. Why Testing Library Won Testing Library tests your components the way users actually interact with them. No shallow rendering, no implementation details, no brittle tests that break on refactors. Quick Start bun add -d @testing-library/react @testing-library/jest-dom @testing-library/user-event import { render , screen } from " @testing-library/react " ; import userEvent from " @testing-library/user-event " ; import { LoginForm } from " ./LoginForm " ; test ( " submits login form " , async () => { const onSubmit = vi . fn (); render (< LoginForm onSubmit = { onSubmit } />); await userEvent . type ( screen . getByLabelText ( " Email " ), " alice@example.com " ); await userEvent . type ( screen . getByLabelText ( " Password " ), " secret123 " ); await userEvent . click ( screen . getByRole ( " button " , { name : " Sign In " })); expect ( onSubmit ). toHa