Testing Strategy Skill

Purpose

Defines comprehensive testing approaches ensuring code quality, security, accessibility, and performance through automated and manual testing.

Testing Pyramid

• 70% Unit Tests (fast, isolated, many)
• 20% Integration Tests (moderate speed, component interaction)
• 10% E2E Tests (slow, full user journeys)

Unit Testing Standards

• Minimum 80% code coverage
• 100% coverage for critical paths
• Test all public APIs and error handling
• Use AAA pattern (Arrange, Act, Assert)