jest

Delightful JavaScript Testing.

2 articles

Enzyme vs React Testing Library: Core Differences for Modern React Component Testing

Discover core differences between Enzyme and React Testing Library for component testing. Understand black-box vs white-box approaches and their impact on maintenance.

deep-dive

Feb 21, 2026

When to Use act in React Testing Library with Jest: A Complete Guide

Learn when to use act in React Testing Library with Jest. Wrap state updates and effects with act() for stable DOM and reliable tests. Avoid warnings and flaky test outcomes.

how-to-guide

Feb 16, 2026

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