Your Grader Is Untested Code: A Bootcamp Lab That Mutates Student Submissions
The grader passed everything. That was the failure. Week three of a lab where students build a small agent that fixes bugs in a toy repo. Sixteen submissions, fourteen PASS . I opened two of the passing repos by hand: neither had fixed the off-by-one. The agent had described a fix in REPORT.md , an…
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- 2026-11-06 16:56 · DEV Community — AI
Your Grader Is Untested Code: A Bootcamp Lab That Mutates Student Submissions