At this time (4h after posting) they've responded to almost every other question/comment except this one, so they've seen this question and chosen not to respon

At this time (4h after posting) they've responded to almost every other question/comment except this one, so they've seen this question and chosen not to respond, which means the answer is bad - no tests. I like the idea of a Vault alternative, but I won't use a security product in production that is not automatically tested for vulnerabilities and regressions.