"Tests reduce production regressions, save time troubleshooting, validate functional design, ensure adherence to the target solution, and ultimately, increase program reliability and quality."
Having code well covered by automated tests (unit, integration, etc.) is essential to avoid rework later, especially when facing legacy code challenges.
Introducing Builder: Your Buddy in Test-Driven Development (TDD) | HackerNoon
The Builder pattern simplifies the construction of test data by allowing developers to create objects step by step with a fluent interface, enhancing both readability and maintainability.