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Quick Answer: Visual regression testing compares screenshots across releases to detect unintended UI changes. Applitools uses Visual AI (not pixel comparison) with 99.5% accuracy. Integration with Playwright takes 5 lines of code.
Why Applitools Visual AI?
| Method |
Accuracy |
False Positives |
| Pixel-to-Pixel |
60-70% |
Very High |
| DOM Comparison |
75-85% |
Medium |
| Applitools Visual AI |
99.5% |
Very Low |
Set Up Applitools with Playwright
npm install @applitools/eyes-playwright
Write a Visual Test
import { test } from '@playwright/test';
import { Eyes, Target } from '@applitools/eyes-playwright';
test('homepage visual check', async ({ page }) => {
const eyes = new Eyes();
await eyes.open(page, 'My App', 'Homepage Test');
await page.goto('https://example.com');
await eyes.check('Homepage', Target.window());
await eyes.close();
});
When to Use Visual Regression
- Landing pages: Marketing pages where visual consistency is critical
- E-commerce: Product pages, checkout flows
- Dashboards: Data visualization layouts
- Responsive design: Cross-viewport validation
Training Resources
Master Playwright with SkilBrill Playwright Training.
FAQ
Is Applitools free?
Free tier with 100 checkpoints/month. Paid from $100/month.
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