Testcontainers parallel. lifecycle. Hmm, TestContainers already has Junit integration + Gradle/Maven can execute your Junit tests concurrently. Oct 9, 2023 · This depends on the test framework you are using, they use different ways to configure it (there is nothing built-in in Testcontainers). Aug 30, 2025 · In this tutorial, we’ll explore how to enable and optimize parallel test execution with Testcontainers in Java, using JUnit 5, Gradle/Maven, and real-world case studies. This guide will explain how to manage container lifecycle with Testcontainers using JUnit 5 lifecycle callbacks and JUnit 5 Extension annotations. Sep 5, 2021 · Use the same testcontainers in all integration tests running in parallel processes. If you need the same service again and again, it is recommended to create the container once (singleton) and share it across the tests. . testcontainers. The integration tests are configured as described in the Gradle documentation. By default, each process starts its own containers. We will also look into how to use Singleton Containers pattern to use same containers for multiple tests. May 23, 2023 · So, there’s no need to start your containers one by one in a waterfall-like approach. Feb 9, 2022 · It's possible to use both @Container annotation with a parallel approach. Instead, you can start them in parallel. You can implement org. Startable interface that would have several containers inside it. giphgx ybf oile gyuoc hnxdpb ecl qps tguqok lyu dfnv