In modern Laravel applications, events and listeners are the glue that holds our complex business logic together. They allow us to decouple our code, keeping controllers thin and services focused. However, as applications scale, this "decoupling" can become a testing nightmare.
Source: [Dev.to](https://dev.to/codecraft_diary_3d13677fb/testing-laravel-events-and-listeners-ensuring-reliable-asynchronous-workflows-4gi0)