Library › Book 13 › Visual Testing, Screenshots, and Accessibility
Visual Testing, Screenshots, and Accessibility
13.1🔒Learning ObjectivesBy the end of this chapter, you will be able to:
13.2🔒Visual Regression TestingVisual regression testing compares screenshots of your application against approved baselines. If a pixel changes beyond a configured…
13.3🔒Accessibility TestingAccessibility testing verifies that your application is usable by people with disabilities. Playwright integrates with axe-core, the…
13.4🔒Combining Visual and Accessibility TestingThe most comprehensive approach combines both:
13.5🔒Exercises1. Write visual tests for 3 pages of your application 2. Run them to create baselines 3. Make a small CSS change (move a margin, change a…
13.6🔒Q&AQuiz1. What does visual regression testing catch that functional tests miss? a) JavaScript errors b) CSS changes that break layout, missing…
13.7🔒Key Takeaways- Visual regression testing catches CSS and layout issues that functional tests miss. - Handle dynamic content with masking, animation…
13.8🔒Career Translation- "Implemented visual regression testing pipeline catching 20+ CSS regressions per release before reaching staging" - "Integrated automated…
13.9🔒Q&AInterview Depth CheckPrompt: "How would you set up visual regression testing for a large application with 50 pages?"