Kill All Mutants! (Intro to Mutation Testing)
by dave-aronson
Code coverage tells you what code runs—mutation testing tells you if your tests would actually catch bugs by deliberately breaking code and checking whether tests fail.
by dave-aronson
Code coverage tells you what code runs—mutation testing tells you if your tests would actually catch bugs by deliberately breaking code and checking whether tests fail.
by paul-hammond
Code coverage lies about test quality—mutation testing exposes weak tests by asking 'if I introduced a bug here, would my tests catch it?'