def test_is_in_front_of():
r1 = Room(1, 1)
r2 = Room(2, 2)
assert r1.is_in_front_of(r2)
assert not r2.is_in_front_of(r1)
def test_is_in_back_of():
r1 = Room(2, 2)
r2 = Room(1, 1)
assert r1.is_in_back_of(r2)
assert not r2.is_in_back_of(r1)
def test_is_right_of():
r1 = Room(2, 2)
r2 = Room(1, 1)
assert r1.is_right_of(r2)
assert not r2.is_right_of(r1)