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Mastering Web Automation with Playwright: The Ultimate Guide for 2025
- Playwright is an end-to-end testing framework developed by Microsoft for web applications automation.
- It supports Chromium, Firefox, and WebKit browsers through a single API and is ideal for testing in CI environments.
- Key features of Playwright include multi-browser support, parallel test execution, headless and headful modes, auto-wait functionality, network interception, screenshots/videos capturing, and code generation.
- Compared to Selenium and Cypress, Playwright offers a broader browser range and a combination of flexibility and user-friendliness.
- Installation is simple with npm init playwright@latest and provides TypeScript support.
- Basic concepts in Playwright include Browser Context, Page, Locator, and Test Runner.
- Cross-browser testing is facilitated with commands like npx playwright test --project=firefox.
- Headless and headful modes are available for UI inspection and debugging.
- API testing is supported in Playwright for backend automation.
- Visual regression testing can be done by capturing screenshots for comparison.
- Playwright integrates with CI/CD tools like GitHub Actions and supports testing authentication and session management.
- Best practices for test maintenance in Playwright include using Page Object Model, retry logic, atomic tests, and fixtures.
- Debugging techniques in Playwright involve using codegen, trace files, .pause(), and .debug().
- Playwright can be used effectively with TypeScript for better type support and developer confidence.
- Playwright is gaining popularity for its speed, debugging tools, and multi-browser support, making it a preferred choice for test automation in 2025.
- FAQs cover topics such as Playwright's comparison with Selenium, mobile app testing, parallel testing, supported languages, Docker compatibility, and suitability for enterprise projects.
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