# Unit Testing: an overview

Test each class on its own, apart from the rest of the application.

![Cheat sheet: Unit Testing: an overview](https://fsdtrainingmedia.blob.core.windows.net/public/images/2026/11/b3cd35697c3f42b884d9c75e1ea0ff03.webp)

- Category: Software Development
- Level: Novice
- Tags: java, Unit Test (unit-testing), unit testing
- Updated: November 3, 2026

Source: https://www.ask-codey.com/cheat-sheets/unit-testing-an-overview-cheat-sheet