E2E Testing Patterns Comprehensive Playwright patterns for building stable, fast, and maintainable E2E test suites. Test File Organization Page Object Model (POM) Test Structure Playwright Configuration Flaky Test Patterns Quarantine Identify Flakiness Common Causes & Fixes Race conditions: Network timing: Animation timing: Artifact Management Screenshots Traces Video CI/CD Integration Test Report Template Wallet / Web3 Testing Financial / Critical Flow Testing ---