snapshot-test

Generate Jest snapshot tests for React components.

1|Updated Jan 30, 2026
One-click install
npx skills add https://github.com/jieni777/opencode-config-backup --skill snapshot-test
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: snapshot-test
Source: https://github.com/jieni777/opencode-config-backup/tree/main/skills/ai-snapshot-test
Command: npx skills add https://github.com/jieni777/opencode-config-backup --skill snapshot-test

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps developers avoid regressions by automatically generating Jest snapshot tests for React components, capturing rendered output across states.

Core Features & Use Cases

  • Generates Jest snapshot tests for React components
  • Covers default and edge cases, multiple prop combinations, and async components
  • Suitable for individual components or entire component libraries

Quick Start

Run npx ai-snapshot-test ./src/components/Button.tsx to generate Jest snapshot tests for Button.

Frequently Asked Questions about snapshot-test

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I generate Jest snapshot tests for React components automatically?

You can generate Jest snapshot tests for React components by running npx ai-snapshot-test with the component path, which creates test files covering default rendering, prop variations, and edge cases.

What do I need to run automated snapshot tests for UI components?

You need Node.js 18+ and a test framework like Jest or Vitest. If you use AI-assisted generation, you must also provide an OpenAI API key.

Can I generate snapshot tests for an entire component directory at once?

Yes, the snapshot test generator accepts both individual component files and entire component directories, covering default rendering, edge cases, prop variations, and async components.

What is the best way to prevent UI regressions in React components?

Generating Jest snapshot tests captures rendered output across various states, helping developers avoid regressions by detecting unintended changes in component behavior and visual output.

Does Jest snapshot testing work with async React components?

Yes, automated Jest snapshot generation supports async React components alongside default rendering, edge cases, and multiple prop combinations to ensure comprehensive coverage.