Modern web applications need more than unit tests. You also need to test real user flows such as: Login Checkout Form submissions Navigation This is where Playwright becomes useful. Why Playwright? Playwright is a modern E2E testing framework developed by Microsoft. Main advantages: Cross-browser support Auto waiting Parallel test execution Fast and reliable Works with Chromium, Firefox, and WebKit Installation npm init playwright@latest Enter fullscreen mode Exit fullscreen mode Simple Login Test import { test , expect } from ' @playwright/test ' ; test ( ' user can login ' , async ({ page }) => { await page . goto ( ' https://example.com/login ' ); await page . fill ( ' #email ' , ' test@example.com ' ); await page . fill ( ' #password ' , ' 123456 ' ); await page . click ( ' button[type="submit"] ' ); await expect ( page ).…