Megosztott hang

AITA for leaving my friend at a restaurant after she "tested" me? So I (23F) have a close friend (24F) who we'll call Stella who has this really annoying habit of doing little things to "test" our friendship. She’ll say stuff like "I just wanted to see if you'd notice I was upset" or "I wanted to see if you would drop what you were doing to help me." This REALLY pisses me off, and I've told her before that I would really love it if she stopped doing that and just talked to me openly if somethi