[3.13] gh-131441: Add a set of asserts to test.test_capi.test_list (GH-131442) (#131523)

gh-131441: Add a set of asserts to test.test_capi.test_list (GH-131442)
(cherry picked from commit 2433cc79d79d9c1db8e53d4b9bde26e9a47fb0b9)

Co-authored-by: Nybblista <170842536+nybblista@users.noreply.github.com>