Is s/he a friend?

Do they feel happy for you?

Do you have good memories together?

Are you comfortable having a meal or watching a movie with this person?

Are you comfortable sharing a silence with this person?

Do they know and accept the dark side of your personality?

Do you try to catch up with each other whenever possible?

Did this person ever stand by you?

Do you miss each other?

Do you think you might fall out of friendship with time and distance?

Can you call this person anytime?