Laravel 測試第三方套件透過 Facade 省略 DI 並透過 mock Facade 取代 mock service

Defense Programming: Anticipating Failures with Tests

https://laravel-news.com/defense-programming-anticipating-failures-tests

Facade vs DI (when to use)

https://stackoverflow.com/questions/19193532/laravel-4-facade-vs-di-when-to-use