Function assert_session 

pub fn assert_session<G: GameData>(start: Start<G>, path: impl AsRef<Path>)

A test that the session record at path plays from start with no difference (check_session). With the environment variable SHUYI_BLESS=1 it writes the file again instead (bless_session).

Panics

If the file can’t be read or written, or the record doesn’t play.