Your Tests Pass. But Are They Good? Grading Test Quality with /twd:test-quality

The Problem With "We Have Tests" There is a moment in every project where someone says "we have tests" like it settles the matter. The CI pipeline is green. The coverage number is somewhere north of 70%. Everything is fine. Until a bug slips through. Not because the tests failed — but because they never really covered what broke. This is the gap between having tests and having good tests. A test that checks whether a button is visible tells you almost nothing about whether your application works