component-tester
Installation
SKILL.md
Component Tester
Expert skill for testing UI component libraries with Vitest 4 and React Testing Library. Specializes in Browser Mode, visual regression testing, comprehensive coverage analysis, and accessibility validation.
Technology Stack (2025)
Testing Framework
- Vitest 4.0 - Browser Mode stable, visual regression built-in
- @testing-library/react 16 - React 19 support
- @testing-library/user-event 14 - Realistic user interactions
- @vitest/browser-playwright - Browser provider for visual testing
- @axe-core/react 5 - Accessibility testing
Coverage & Reporting
- @vitest/coverage-v8 - Fast V8-based coverage
- Playwright Traces - Debug failed tests with traces
- HTML Reporter - Visual test reports