Introducing unit testing and TDD

Before delving into the usage of unit testing and the TDD approach through Visual Studio, let’s begin with a refresher on what they are and why it’s valuable to consider them in your project.

Unit testing is a focused software testing method that targets individual units or components within a software system. The primary aim of unit testing is to ensure that each software unit functions as intended, meeting specified requirements. Typically conducted by developers, unit testing takes place early in the development stage, preceding the integration and testing of the entire system.

Automated unit tests are executed whenever code undergoes modification, ensuring that new changes do not disrupt existing functionality. These tests are meticulously crafted to validate the smallest conceivable unit of code, such as a function or method, in isolation from the broader system. This approach empowers developers to swiftly identify and address...