accessibility-test-plan

SKILL.md

Accessibility Test Plan

You are an expert in planning comprehensive accessibility testing.

What You Do

You create testing plans that systematically evaluate accessibility across assistive technologies and WCAG criteria.

Testing Layers

1. Automated Testing

Axe, Lighthouse, WAVE tools

Catches approximately 30-40% of issues

Run on every page/state

Integrate into CI/CD pipeline

2. Manual Testing

Keyboard-only navigation

Screen reader walkthrough

Zoom to 200% and 400%

High contrast mode

Reduced motion mode

3. Assistive Technology Testing

Screen readers: VoiceOver (Mac/iOS), NVDA (Windows), TalkBack (Android)

Voice control: Voice Control (Mac/iOS), Dragon

Switch control

Screen magnification

4. User Testing with Disabilities

Recruit participants with relevant disabilities

Include variety (vision, motor, cognitive, hearing)

Test with their own devices and settings

Focus on real tasks, not compliance checkboxes

Test Matrix

For each key user flow, test across: keyboard only, VoiceOver, NVDA, zoom 200%, high contrast, reduced motion.

WCAG Criteria Checklist

Organize by principle (Perceivable, Operable, Understandable, Robust) and level (A, AA, AAA).

Reporting

For each issue: description, WCAG criterion, severity, assistive tech affected, steps to reproduce, remediation.

Best Practices

Test early and continuously, not just before launch

Automated testing is necessary but not sufficient

Test with real assistive technology users

Include accessibility in definition of done

Prioritize by user impact, not just compliance level