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Your Fixture Passed. The Agent Patch Is Still Wrong.

This story is from 2026-09-01. It is preserved in the archive; the latest stories are on the live feed.

Fixed fixtures are examples, not oracles. An agent patch can sail through a green suite and still break on an input your fixture never imagined. This article proposes a gate that treats fixtures as seeds for property checks, requires those checks to fail on the old code, and freezes flaky failures…

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  1. 2026-09-01 23:37 · DEV Community — AI
    Your Fixture Passed. The Agent Patch Is Still Wrong.

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