💡Good tests are the immune system of your codebase. Now - you wouldn't say you don't need your immune system - would you?! #testing#TDD
If you write a unit test keeping these 4️⃣ attributes in mind. It will help you to write a good test: ⚡Speed 🔍Usefullness(It finds failures) 🔐Refactoring proof(Code can change without changing the test) 🧑🏻💻Maintainance cost #TDD#testing