Dev Tools · 2h ago
Differential tester catches two silent-corruption bugs in TOON format
A developer built a differential testing tool for the TOON data format that checks cross-implementation compatibility. On its first run against TypeScript and Python implementations, it found two silent-corruption bugs. The bugs were filed upstream, highlighting how conformance suites miss inter-implementation discrepancies.
Meridian48 take
The find underscores a blind spot in standard testing: even when each implementation passes its own tests, cross-encoding can silently corrupt data.
Read the full reporting
I built a differential tester for TOON, and it found two silent-corruption bugs on the first run →
DEV Community
differential-testingdata-format