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Make the Test Diff Boring Before Merging an Agent Patch

This story is from 2026-09-13. It is preserved in the archive; the latest stories are on the live feed.

Green CI is the wrong merge signal for an agent-authored diff. The useful signal is a classified parent-versus-head test diff: fixture digests that did not move, properties that still fail a known-bad seed, and a freeze ledger whose flake statuses are unchanged. Agent patches fail in a narrow way.…

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  1. 2026-09-13 09:46 · DEV Community — AI
    Make the Test Diff Boring Before Merging an Agent Patch

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