bpo-44022: Improve the regression test. (GH-26503) (GH-26507)

It wasn't actually detecting the regression due to the
assertion being too lenient.
(cherry picked from commit e60ab843cbb016fb6ff8b4f418641ac05a9b2fcc)

Co-authored-by: Gregory P. Smith <greg@krypto.org>

Miss Islington (bot) committed 5y ago

fee96422e6f0056561cf74fef2012cc066c9db86

Parent: c723d51

Committed by GitHub <noreply@github.com> on 6/3/2021, 4:23:40 AM