While not always applicable, I've found probably 80% of the time I feel “I should write a test”, I often a sign that I should leverage the compiler and model th

While not always applicable, I've found probably 80% of the time I feel “I should write a test”, I often a sign that I should leverage the compiler and model the data better in a way that doesn't allow the invalid state I would want to test. If you don't throw out some of the non-critical tests after your code is working, you're likely incurring a lot of tech debt in maintaining all of your tests that aren't really helping anymore.