Agent skill
visual-regression-setup
Configure visual regression testing with Percy, Chromatic, or custom screenshot comparison
Install this agent skill to your Project
npx add-skill https://github.com/a5c-ai/babysitter/tree/main/library/specializations/desktop-development/skills/visual-regression-setup
SKILL.md
visual-regression-setup
Configure visual regression testing for desktop applications to catch unintended UI changes.
Capabilities
- Configure Percy integration
- Set up Chromatic for Storybook
- Custom screenshot comparison
- Configure threshold settings
- Handle dynamic content masking
- Set up CI/CD integration
Input Schema
{
"type": "object",
"properties": {
"projectPath": { "type": "string" },
"provider": { "enum": ["percy", "chromatic", "reg-suit", "custom"] },
"framework": { "enum": ["playwright", "cypress", "puppeteer"] }
},
"required": ["projectPath"]
}
Percy Integration
// playwright.config.js
import { defineConfig } from '@playwright/test';
export default defineConfig({
use: {
screenshot: 'only-on-failure'
}
});
// test.spec.js
import { test } from '@playwright/test';
import percySnapshot from '@percy/playwright';
test('visual test', async ({ page }) => {
await page.goto('/');
await percySnapshot(page, 'Home page');
});
Custom Comparison
const { toMatchImageSnapshot } = require('jest-image-snapshot');
expect.extend({ toMatchImageSnapshot });
test('matches screenshot', async () => {
const screenshot = await page.screenshot();
expect(screenshot).toMatchImageSnapshot({
failureThreshold: 0.01,
failureThresholdType: 'percent'
});
});
Related Skills
playwright-electron-configdesktop-ui-testingprocess
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