Is your test dependent on multiple other applications and do you want to create an integration test using Testcontainers? Then the Testcontainers Docker Compose Module is the solution. In this blog, you will learn how convenient it is to create an integration test using multiple Testcontainers. Enjoy!

Introduction

Using Testcontainers is a very convenient way to write a unit integration test. Most of the time, you will use it in order to test the integration with a database, a message bus, etc. But what if your application interacts with an application that consists of multiple containers? How can you add these containers to your unit integration test? The answer is quite simple: you should use the Docker Compose Module.