Yeah I have no qualms about writing mostly-BS unit tests when the existing structure of a project makes it infeasible to write good ones. When in Rome! But when

Yeah I have no qualms about writing mostly-BS unit tests when the existing structure of a project makes it infeasible to write good ones. When in Rome! But when I'm starting from scratch or have a chance to do refactoring, I move toward the "functional core" approach as much as possible.