소개
This skill provides specialized implementation patterns and best practices for testing asynchronous operations and scheduled jobs in Java Spring applications. It enables developers to verify complex background logic, handle CompletableFuture results, and validate concurrency error handling without the performance overhead of actual thread scheduling or real-time waiting. By leveraging industry-standard tools like JUnit 5, Mockito, and Awaitility, it ensures that your non-blocking and time-based code remains robust, maintainable, and fast-executing.