The Fixture Moved With the Code: Pinning Test Inputs Before an Agent Patch Rewrites Its Own Oracle
This story is from 2026-10-26. It is preserved in the archive; the latest stories are on the live feed.
A green suite is only as trustworthy as the inputs it was given. If an agent patch can edit the fixtures, golden files, snapshots, or property-test seeds, then "tests pass" describes the patch's own editing decisions as much as it describes the fix. The gate I describe here hashes test inputs at tw…
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- 2026-10-26 05:46 · DEV Community — AI
The Fixture Moved With the Code: Pinning Test Inputs Before an Agent Patch Rewrites Its Own Oracle