See how a failing test changes an AI bug-fix run from speculation to targeted implementation.
Retrying payment twice quickly leaves the screen stuck in loading. Failing test -> minimal patch -> refactor Teams often patch the visible symptom with timing changes or loading copy while the duplicate-submit contract remains unresolved. Step 1 Write the reproduction: simulate two rapid Retry clicks before the first request resolves and expect only one active submission state. The bug stops being “spinner weirdness” and becomes a concrete state contract. Step 2 Run the test and confirm it fails for the expected reason: the second click is still entering the submit path. This proves you are targeting the real behavior instead…
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