The Happy Path Is Fully Tested; the Error Path Is Never Asserted

Quick answer: A suite that covers every successful response but never asserts a failure gives you a false sense of safety: the happy path is the easy part, and the error path is where real systems break, retries, and surface data to users. Leaving 4xx and 5xx responses untested means a malformed error body, a missing field, or a wrong status code... Weiterlesen: The Happy Path Is Fully Tested; the Error Path Is Never Asserted