Agent Patches Pass Their Own Tests. Here's the Three-Layer Gate That Doesn't Trust Them.
This story is from 2026-08-27. It is preserved in the archive; the latest stories are on the live feed.
Agent-generated patches pass their own tests for a boring reason: the same model wrote both sides. The tests inherit the code's assumptions, so a green suite only proves the patch matches the model's model of the problem. It does not prove the patch matches the problem. The fix is not more tests. I…
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- 2026-08-27 22:33 · DEV Community — AI
Agent Patches Pass Their Own Tests. Here's the Three-Layer Gate That Doesn't Trust Them.