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AI-Generated Code Can Pass Every Test and Still Be Wrong

This story is from 2026-10-22. It is preserved in the archive; the latest stories are on the live feed.

๐—ฌ๐—ผ๐˜‚๐—ฟ ๐—”๐—œ-๐—ด๐—ฒ๐—ป๐—ฒ๐—ฟ๐—ฎ๐˜๐—ฒ๐—ฑ ๐—ฐ๐—ผ๐—ฑ๐—ฒ ๐—ฐ๐—ฎ๐—ป ๐—ฝ๐—ฎ๐˜€๐˜€ ๐—ฒ๐˜ƒ๐—ฒ๐—ฟ๐˜† ๐˜๐—ฒ๐˜€๐˜ ๐—ฎ๐—ป๐—ฑ ๐˜€๐˜๐—ถ๐—น๐—น ๐—ฏ๐—ฒ ๐˜„๐—ฟ๐—ผ๐—ป๐—ด. Imagine a discount function that passes all its tests but accepts a 150% discount and returns a negative total. The tests are green. The implementation is wrong. How does this happen? Beโ€ฆ

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Timeline ยท 1 report

  1. 2026-10-22 17:48 ยท DEV Community โ€” AI
    AI-Generated Code Can Pass Every Test and Still Be Wrong

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