Run It Ten Times Before You Write One Characterization Test
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Conclusion first: run your entrypoint ten times and count distinct outputs. If that count is not one, you have no baseline. You have a noise source, and any test you write on top of it will flake. Most messy-repo refactors stall right here. People write characterization tests against an unstable ou…
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- 2026-10-27 13:52 · DEV Community — AI
Run It Ten Times Before You Write One Characterization Test