Spring Boot 3.1, the latest version of the popular Java-based framework for building stand-alone, production-grade applications, introduces improved support for development-time containers. This new feature was the focus of a recent livestream by Josh Long, a Spring developer advocate, on his YouTube channel “Coffee + Software with Josh Long.” In addition, a blog post on the official Spring website titled “Spring Boot 3.1’s ConnectionDetails abstraction” provides further insights into this new feature.
Testcontainers is an open-source Java library that provides lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container. It is primarily used for integration testing, where you need to ensure that your application correctly interacts with an external system.
