Yes
Claude found some untested areas, then it wrote more tests for them
pjungwir on Hacker News
In the thread “Human mathematicians are being outcounterexampled”
Helped: Identifying untested feature combinations and generating tests for them.
… I was a bit anxious about how many bugs were discovered as soon as it was merged this spring. Claude found some untested areas, then it wrote more tests for them. I'm not talking about LOC covered, but feature combinations. …