I wrote a blog post along similar lines [1]. The benefits are clear to me: nearly 200 tests run in about a second. For that reason alone I wouldn't consider cou

I wrote a blog post along similar lines [1]. The benefits are clear to me: nearly 200 tests run in about a second. For that reason alone I wouldn't consider coupling domain logic with ActiveRecord. 1. http://www.smashingboxes.com/domain-logic-in-rails/ http://www.smashingboxes.com/domain-logic-in-rails/