JUnit Testing with Mockito in Spring Boot - Complete Guide

Опубликовано: 26 Июнь 2026
на канале: Tamil Skillhub
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In this video, we will explore how to write efficient unit tests in Spring Boot using JUnit and Mockito. We will walk through testing a real-world Spring Boot application, covering the service layer, controller layer, and how to mock dependencies to isolate components. If you're looking to improve your testing skills and make your Spring Boot applications more robust, this tutorial is for you!

We’ll cover:
Introduction to JUnit and Mockito
Spring Boot Application Setup for Testing
Writing Unit Tests for Service Layer
Writing Unit Tests for Controller Layer
Mocking Dependencies using Mockito
Generate coverage report

By the end of this video, you will have a clear understanding of how to write comprehensive unit tests for your Spring Boot application using JUnit and Mockito.


Chapters:
00:00 - Introduction
00:38 - Application Explanation
01:58 - Setting Up JUnit & Mockito
03:12 - Writing Application Tests
05:15 - Service Layer Test
15:38 - Controller Layer Test
22:25 - Running and Verifying Tests
23:06 - Generate Coverage Report

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