SPRING COOKBOOK

Chapter 7. Unit Testing

In this chapter, we will cover the following recipes:

• Unit testing with JUnit 4
• Unit testing with TestNG 6
• Simulating dependencies with mocks using Mockito
• Unit testing with JUnit 4 using Spring's application context
• Unit testing with TestNG 6 using Spring's application context
• Unit testing with transactions
• Unit testing controller methods

Introduction

We often skip unit testing because we don't know how to do it or we believe that testing web applications is difficult. In fact, unit testing is easy and Spring makes web application testing effortless.

In this chapter, you will first learn how to write unit tests using JUnit, TestNG, and Mockito. Then, we will use Spring context, dependency injection, and transactions in our tests. ...