I totally agree - they're not designed to be readable, unfortunately, they're just designed to test things so that I could make sure they passed after a refacto

I totally agree - they're not designed to be readable, unfortunately, they're just designed to test things so that I could make sure they passed after a refactoring. As I said, there are many things I could wish to improve about them - they were just a demonstration of the point at hand (isolation)