This. I've come to the conclusion that directive testing falls under two headers. 1, measuring the effects of the directive on the dom, e.g. rendering a list o

This. I've come to the conclusion that directive testing falls under two headers. 1, measuring the effects of the directive on the dom, e.g. rendering a list of orders. This reflects the state of the application and 2, e2e testing of directives with a real browser. However, I'm not sure this is correct! I'd like to see some best practices listed by the Angular authors.