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What is Playwright?

Playwright is a framework for web testing and automation that allows testing Chromium, Firefox, and WebKit with a single API. It is built to enable cross-browser web automation that is evergreen, capable, reliable, and fast. It targets developers and QA engineers needing resilient end-to-end tests.

How to use Playwright?

Install Playwright using npm init playwright@latest or manually with npm i -D @playwright/test followed by npx playwright install. Write tests using the Playwright Test runner, then run them with npx playwright test. Configuration is done via playwright.config.ts.

Key features of Playwright

• Resilient auto-wait eliminates flaky tests
• Web-first assertions retry until conditions met
• Tracing, videos, and screenshots for debugging
• Full test isolation via browser contexts
• Multi-tab, multi-origin, and multi-user scenarios
• Powerful tooling: Codegen, Inspector, Trace Viewer

Use cases of Playwright

• Capture screenshots of web pages programmatically
• Emulate mobile devices and geolocation for location‑based tests
• Execute JavaScript in the browser to inspect page dimensions
• Intercept and log network requests during test runs

FAQ from Playwright

What browsers does Playwright support?

Playwright supports Chromium, Firefox, and WebKit on Linux, macOS, and Windows.

Can I use Playwright for languages other than TypeScript/JavaScript?

Yes, Playwright has official support for Python, .NET, and Java in addition to TypeScript and JavaScript.

Is headless execution supported?

Yes, headless execution is supported for all browsers on all platforms.

How do I install Playwright?

Run npm init playwright@latest for a guided setup, or manually install with npm i -D @playwright/test and npx playwright install to download browsers.

Does Playwright include tools for debugging flaky tests?

Yes, Playwright provides tracing, test retry strategies, video recording, and screenshots to capture and investigate test failures.