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Reviewing AI-generated code by breaking one invariant and reading the failing test

This story is from 2026-09-21. It is preserved in the archive; the latest stories are on the live feed.

An AI assistant returns a diff and tests, and every test passes. The awkward moment comes when you still cannot explain, in your own words, what those tests protect. One review technique is to choose an invariant, deliberately break it, and check whether a test fails. The failing expectation points…

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  1. 2026-09-21 01:54 · DEV Community — AI
    Reviewing AI-generated code by breaking one invariant and reading the failing test

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