playwright-best-practices

Intermittent Playwright CI timeouts are often caused by race conditions, state leaks, or improper waiting. Diagnosing these flaky failures requires web-first assertions, deterministic test setup, and strict test isolation to stabilize execution.

Prevent Playwright test flakiness by using web-first assertions that auto-retry, establishing robust locator strategies, and ensuring proper test isolation. Avoid manual waiting and instead rely on deterministic setup and teardown patterns.

Fix brittle Playwright selectors by adopting a robust locator strategy based on user-facing attributes. Using resilient locators combined with web-first assertions reduces selector brittleness and makes tests easier to maintain.

Yes, Playwright handles network interception, multi-context flows, authentication, iframes, and WebSockets. It supports broad scenario coverage including offline states, file uploads, and accessibility testing across various contexts.

Debug Playwright race conditions and console errors using troubleshooting guidance for timeouts and page errors. Apply proper waiting strategies and web-first assertions to synchronize test steps with actual browser state.

Yes, Playwright supports accessibility and security testing alongside E2E, component, API, and visual testing. It enables comprehensive validation across authentication, network interception, and Electron or browser-extension environments.