playwright.dev

Configure a per-context proxy in Playwright

Record video mid-test on demand using Playwright page.screencast.start() and stop() (v1.59+)

Launch a Playwright persistent browser context with launchPersistentContext and userDataDir to reuse a browser profile

Emulate geolocation and grant browser permissions for location-aware feature testing in Playwright

Use the Playwright --ui flag to interactively watch, debug, and re-run tests during development

Feed Playwright page.ariaSnapshot() output to an LLM agent loop as a token-efficient page observation

Intercept and rewrite outbound API responses in a Playwright test using route.fulfill() with a custom JSON body

Run multi-user scenarios in a single Playwright test using parallel browser contexts

Set up Playwright component testing for a React application with @playwright/experimental-ct-react

Intercept and mock WebSocket messages in Playwright using page.routeWebSocket()

Modify HTTP response headers mid-flight in Playwright using route.fulfill() with custom headers

Use Playwright ARIA snapshot testing to detect accessibility-tree regressions

Parse robots.txt and respect crawl-delay directives in a Playwright-based scraper

Generate a multi-page PDF from an HTML page using Playwright's page.pdf()

Shard a Playwright test suite across multiple CI machines using --shard

Record a HAR file in Playwright and replay it for deterministic offline test mocking

Write API-layer tests in Playwright using APIRequestContext alongside browser tests

Automate file upload via a hidden file input element in Playwright

Handle OAuth popup windows in Playwright by listening for the popup event before triggering the click

Control timers and fake the system clock in Playwright tests using page.clock

Test and block service workers in Playwright to isolate network behavior

Generate and refine Playwright test scripts using the codegen recorder

Configure Playwright to run the same tests across multiple browser projects (Chromium, Firefox, WebKit)

Set up rate-limited, ToS-compliant web scraping with Playwright using request queuing and polite delays

Capture and analyze network requests during a Playwright test using request and response events

Automate interactions inside nested iframes and open shadow DOM in Playwright

Configure a corporate proxy for Playwright browser automation

Use Playwright's semantic locators (getByRole, getByText, getByLabel) and rely on built-in auto-waiting instead of manual sleeps

Persist browser authentication state to disk and reuse it across Playwright test runs to skip repeated login flows

Handle file downloads and uploads in Playwright tests

Use Playwright Trace Viewer and built-in debugging tools to diagnose and fix flaky tests

Intercept, inspect, and mock network requests in Playwright tests

Interact with elements inside iframes and shadow DOM in Playwright

Choose between Puppeteer and Playwright, and migrate a Puppeteer script to Playwright

Run headless browser tests reliably in CI containers, handling display server, font, and codec requirements

Set up stable screenshot visual diffing for pixel-level regression comparisons in Playwright

Emulate mobile devices in Playwright and Puppeteer using built-in device descriptors and understand their limits

Automate an Electron application using Playwright's built-in Electron support