Green does not tell you what was checked
A passing command can hide a lot. The agent may have run too broad a smoke test, missed the feature you cared about, ignored skipped tests, or treated a weak assertion as real validation.
$ npm test -- --grep smoke✓ test/checkout.smoke.test.ts (12) ✓ cart summary ✓ order successTest Files 1 passed (1)Tests 7 passed, 5 skipped (12)Duration 1.4s

