def test_fib_class():
obj = Fib()
assert obj.at(1) == 1
assert obj.at(2) == 1
assert list(obj.get_all(2)) == [1, 1]
assert list(obj.get_all(6)) == [1, 1, 2, 3, 5, 8]
def test_get_all(self):
obj = Fib()
self.assertEqual([1], list(obj.get_all(1)))
self.assertEqual([1, 1], list(obj.get_all(2)))
self.assertEqual([1, 1, 2, 3, 5, 8], list(obj.get_all(6)))