Testcontainers allows you to define your test dependencies as code, eliminating the need for mocks or complex environment setups. By using Docker, you can easily create and delete containers for your tests. This tool supports various languages and testing frameworks. Noteworthy features include starting containers like Redis or web browsers for UI testing with just a few lines of code. Testcontainers simplifies data access layer integration tests, UI/acceptance tests, and application integration tests by providing a consistent testing environment. The community of Testcontainers is supported by enthusiastic members who actively contribute to its growth and improvement.
https://testcontainers.com/