def test_rent():
p1, p2 = Player(0), Player(5)
r = RealState(50, 5, owner=p1)
r.rent_to(p2)
assert p1.balance == 5
assert p2.balance == 0
def test_rent_player_is_owner():
p1 = Player(4)
r1 = RealState(50, 5, owner=p1)
r1.rent_to(p1)
assert p1.balance == 4