playwright-best-practices

Comprehensive reference guide for writing, debugging, and maintaining Playwright tests across all testing types and scenarios.

• Covers 50+ testing patterns including E2E, component, API, GraphQL, visual regression, accessibility, security, mobile, and Electron app testing
• Includes activity-based lookup tables for writing new tests, debugging failures, fixing flaky tests, and infrastructure setup
• Provides decision trees for test type selection, architecture patterns (POM vs fixtures), framework-specific guidance (React, Angular, Vue, Next.js), and error scenario handling
• Addresses advanced topics: multi-user collaboration, WebSocket/real-time testing, OAuth/SSO mocking, third-party service integration, performance budgeting, and console error monitoring