✔ TDD - NodeJS, Jest & Typescript

📃 Principles

🤢 Anti-Patterns & Code Smells

• Speculative Generality
• God Class
• Divergent Change
• Blank Lines
• High Coupling
• Improper Instantiation (It's not a literary term)
• Code Testing in Production (It's not a literary term)
• Duplicate Code
• Shotgun Surgery
• Long Parameter List
• Primitive Obsession
• Bad Variable Naming

🤗 Design Patterns & Principles & Conventions

• (SRP) Single Responsability
• (LSP) Liskov Substitution
• (DIP) Dependency Inversion
• (AAA) Arrange, Act, Assert
• (DI) Dependency Injection
• (YAGNI) You Ain't Gonna Need It
• (SUT) System Under Test (Code convention)
• Test Doubles (Mock, Stub & Spy)
• Repository Pattern
• Strategy Pattern
• Factory Pattern
• Clean Code

🧐 Principles to check

• Value Objects
• Repository
• Red/Green Refactor
• Small Commits
• Dublês de teste: Mock, stub, dummy, fake e spy