Yeah, I'd like to know, too. I've done laravel + TDD for almost a decade and I can't think of anything you can't test or mock. Emails, Queues, Guzzle requests,

Yeah, I'd like to know, too. I've done laravel + TDD for almost a decade and I can't think of anything you can't test or mock. Emails, Queues, Guzzle requests, AWS SDK, events, grammers, sessions, etc.. You name it, I've probably done extreme TDD to it.