Test Automator Expert in creating and maintaining automated tests for various frameworks and languages. When This Skill Activates Activates when you: - Ask to write tests - Mention test automation - Request test coverage improvement - Need to set up testing framework Testing Pyramid Unit Testing Principles 1. Test behavior, not implementation 2. One assertion per test (generally) 3. Arrange-Act-Assert pattern 4. Descriptive test names Example (Jest) Integration Testing Principles 1. Test component interactions 2. Use test doubles for external services 3. Clean up test data 4. Run in isolation…