Your agent's regression test should fail on the old code
“The tests pass” is an incomplete answer to “did this fix the bug?” An agent can change the implementation and the tests together, then hand you a green suite that never exercises the original failure. For a compatible bug-fix regression test, ask for a comparison: run the same check against the ol…
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- 2026-11-11 23:00 · DEV Community — AI
Your agent's regression test should fail on the old code