This is a great approach. You're right, tests ensure that you've done a good enough job and they would also help you enormously when (or if) refactor is needed.
For further actions, you may consider blocking this person and/or reporting abuse
We're a place where coders share, stay up-to-date and grow their careers.
This is a great approach. You're right, tests ensure that you've done a good enough job and they would also help you enormously when (or if) refactor is needed.