The Best Engineers I Know Don't Write Unit Tests
This story is from 2026-09-25. It is preserved in the archive; the latest stories are on the live feed.
Last year, a critical payment processing service went completely silent during Black Friday traffic. Transactions stalled. Errors spiked. The team scrambled. The craziest part? Code coverage was 94%. Every single CI unit test pipeline was glowing green. The database timeout was mocked. The third-pa…
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- 2026-09-25 00:39 · DEV Community — AI
The Best Engineers I Know Don't Write Unit Tests