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react-testing

React Testing Library patterns for testing React components, hooks, and context. Use when testing React applications.

524stars71forksUpdated 2/18/2026

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About react-testing

The 'react-testing' skill is designed to provide a set of patterns and best practices for testing React components, hooks, and context using the React Testing Library. It aims to streamline the testing process by offering guidance on how to properly test the various aspects of React applications. This skill helps developers ensure the correctness of their components and functionality by leveraging best practices that align with modern React testing paradigms.

The skill covers essential testing concepts such as component testing, testing hooks, and testing context. It provides examples for common testing patterns like rendering components, simulating user interactions, and validating props and state. Additionally, it includes details on how to handle asynchronous tests, conditional rendering, and testing with different initial states for hooks. This flexibility ensures that developers can write reliable tests that are scalable and maintainable.

The target audience for this skill includes React developers who are looking to improve the quality of their tests and ensure their applications work as expected. It's particularly useful for those adopting a test-driven development (TDD) approach or looking for standard practices when testing React components, hooks, or context providers.

FAQ

What is the purpose of the 'react-testing' skill?

The 'react-testing' skill helps developers test React components, hooks, and context using React Testing Library, offering patterns and best practices to ensure the correctness of their React applications.

Does this skill support testing hooks in React?

Yes, the skill includes specific patterns for testing React hooks, including the use of 'renderHook' and 'act()', as well as testing hooks with different props.

What is required to use the 'react-testing' skill?

This skill relies on React Testing Library and assumes familiarity with React components, hooks, and context. Additional skills like 'front-end-testing' for DOM queries or 'tdd' for test-driven development may be needed for broader testing scenarios.

Can I test components with context providers using this skill?

Yes, the skill includes patterns for testing components and hooks that depend on context providers, such as using a wrapper option with 'renderHook' to provide necessary context.

Is there any specific testing framework needed to use this skill?

The skill is designed for use with React Testing Library, and it assumes that you have an existing testing setup (e.g., Jest) in place.

Install react-testing

Download and extract the skill files to your .claude/skills/ directory.

Quick Setup:

  1. Copy the skill folder to .claude/skills/
  2. Claude will automatically detect and use the skill