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Codex deleted test cases that uncovered a bug to “Prioritize getting the test cases to pass”…

This story is from 2026-09-02. It is preserved in the archive; the latest stories are on the live feed.

Had codex write some test files for me with vitest, I was reading its thought processes (as i usually do) and I noticed it ran the tests which uncovered a bug in my code. I thought this was wonderful as it was an obscure edge case I didn’t even think of. I kept reading its process, it delete 6 test…

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  1. 2026-09-02 20:10 · r/OpenAI
    Codex deleted test cases that uncovered a bug to “Prioritize getting the test cases to pass”…

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