"This method takes a foo object, applies HTML encoding, and returns an array of the original and the clean code." could be a 3-line unit test that's just as clear to read, but has the side effect of actually being true instead of maybe being true!
I would consider that comment just as bad as the ones in my examples, but maybe not quite as obviously so.
I would consider that comment just as bad as the ones in my examples, but maybe not quite as obviously so.