Jun 19, 2024 · Frontend Development

How to Upgrade to React 19 RC: Installation, JSX Changes, and Breaking Updates

React 19 RC introduces exciting new features, a revamped JSX transform, and several breaking changes, and this guide walks you through installing the RC, updating TypeScript definitions, using codemods, handling deprecated APIs, and adapting to strict mode and UMD build removals.

CodemodsReactTypeScript

0 likes · 5 min read

How to Upgrade to React 19 RC: Installation, JSX Changes, and Breaking Updates

Bitu Technology

Jul 26, 2023 · Frontend Development

Migrating from Enzyme to React Testing Library: Strategy, Tools, and Lessons Learned at Tubi

This article details Tubi's comprehensive migration from Enzyme to React Testing Library, covering the motivations, testing philosophy shifts, custom codemods, lint enforcement, progress tracking scripts, implementation examples, and the overall cost, timeline, and lessons learned from converting over 440 test files and 100k lines of code.

CodemodsEnzymeReact

0 likes · 17 min read

Migrating from Enzyme to React Testing Library: Strategy, Tools, and Lessons Learned at Tubi