Testing

This skill provides comprehensive testing capabilities including test strategy, automation setup, Test-Driven Development (TDD), test writing best practices, coverage analysis, CI/CD integration, and web application testing with Playwright.

When to Use This Skill

• When setting up test infrastructure for a project
• When creating test strategies and test plans
• When writing unit, integration, or E2E tests
• When implementing TDD/test-first development
• When analyzing test coverage and quality
• When integrating tests into CI/CD pipelines
• When testing web applications with Playwright
• When debugging test failures or improving test reliability
• When writing test fixtures, mock data, or factory functions
• When mocking external dependencies (APIs, databases, file systems)
• When organizing test file structure and test suites
• When testing async code, Promises, or event-driven behavior
• When implementing snapshot tests for UI components