TDD Workflow — Anti-Patterns

This skill extends tdd-workflow with common testing mistakes and how to fix them. Load tdd-workflow first.

When to Activate

• Tests were written after the implementation, not before
• Tests spy on private methods or internal state
• Tests use waitForTimeout / sleep as a synchronization mechanism
• Test B relies on test A having run first (shared state)
• The system under test itself is being mocked

Anti-Patterns

Writing Code Before Tests

Wrong: