Testable Code

Discover why composition is often a better choice than inheritance in C#. This article explains the drawbacks of deep inheritance, demonstrates how to use composition for flexible and maintainable code, and provides practical tips for applying these principles in real-world projects. Includes code examples and guidance for testable, scalable software design.

Discover how polymorphism makes C# code more flexible and future-proof. See how to replace switch statements with interfaces, add new features without breaking existing code, and write modular, testable business logic. Includes practical examples and actionable best practices for modern C# development.