Building tests for Kotlin components

Spring Boot 2.0 supports writing test classes for Kotlin component testing. This recipe will highlight how to test a RESTful service written in the Kotlin language.

Getting ready

Open the Spring Boot ch12-kotlin project and add a Kotlin test class.

How to do it...

Using Kotlin language, perform the following steps in implementing test cases for Kotlin request handlers:

1. First, add the Kotlin-JUnit Maven dependency into the pom.xml file:

<dependency> 
     <groupId>org.jetbrains.kotlin</groupId> 
     <artifactId...