ui-check-framework
Testing & QualityBuild or extend an extensible UI self-check framework for Web UIs (React/Vite or plain HTML) using Playwright. Use when asked to add/upgrade ui-check or ui-watch flows, enforce data-qa/data-testid discovery, add theme/contrast checks, animation verification, loading state-machine checks, layout stability/overlap checks, modal scroll rules, or to document QA tagging standards and UI testing commands.
How to use this skill
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UI Check Framework
Overview
Create or refine an automated UI self-check system that discovers UI blocks via data-qa tags and enforces behavioral/visual contracts (themes, animations, loading, layout stability, modal usability, error visibility). The framework must scale to new cards, modals, toasts, and actions without writing new test cases each time.
Workflow (use in order)
-
Inspect existing scaffolding
- Prefer reusing the project's
ui-tests/folder if it exists. - Read
ui-tests/docs/UI_TESTING.mdandui-tests/docs/QA_TAGGING.mdif present. - Confirm scripts in root
package.json(ui:test,ui:update-baseline,ui:report,ui:check,ui:watch) point at Playwright flows.
- Prefer reusing the project's
-
Enforce discovery
- Auto-collect all
data-qaordata-testidelements that start withqa:. - Capture component screenshots (cards, modals, menus, toolbars, toasts) at small/medium/large sizes.
- For modals: verify internal scroll, single close button, and header visibility at small window height.
- Auto-collect all
-
Enforce contracts (generic, not hardcoded)
- Theme contrast/readability for dark/light/system (see references).
- Animation/motion checks for spinners, transitions, toasts.
- Loading state machine for async actions: idle -> loading -> success/error -> idle.
- Layout stability (no layout shift for transient status/toasts).
- Overlap detection for action buttons and modal header/footer.
- Error visibility and blank-page detection.
-
Wire UI hooks for automation
- Add minimal
window.__ui_check__helpers (e.g., append log, trigger toast) to make contracts testable without hardcoding selectors. - Add required
data-qatags to new cards/modals/actions as they appear.
- Add minimal
-
Artifacts and reporting
- Store artifacts under
artifacts/ui-check/(snapshots, frames, video, report.html). - Ensure
ui:checkis interactive (open/close modal, hover/press, theme toggle, scroll).
- Store artifacts under
Project-specific anchors
- Primary UI tests live in
ui-tests/and use Playwright. - Use
ui-tests/scripts/ui-check.mjsandui-tests/scripts/ui-watch.mjsas the interactive validation entry points. - Keep user-facing docs in
ui-tests/docs/UI_TESTING.mdandui-tests/docs/QA_TAGGING.md.
References
references/workflow.md- extension workflow and verification checklist.references/qa-tagging.md- required QA tokens and naming conventions.references/contracts.md- required generic contracts and how to check them.