JUnit Tutorial for Beginners (2025) | Write Your First Unit Test in Java [Module 2 - Lesson 1]

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In this hands-on JUnit tutorial for beginners, you’ll learn how to write your very first unit test in Java using JUnit 5.
We’ll guide you step-by-step — from setting up your project, writing test cases, to running and understanding test results.

This is the perfect starting point if you're new to unit testing, Java development, or preparing for interviews!

What you’ll learn in this video:

How to write your first JUnit test case
Assertions in JUnit 5
Best practices for unit testing

Let’s make Java testing simple and powerful — one test at a time!

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