from slicer import last_n


def test_last_two():
    assert last_n([1, 2, 3, 4, 5], 2) == [4, 5]


def test_zero():
    assert last_n([1, 2, 3], 0) == []


def test_more_than_len():
    assert last_n([1, 2], 5) == [1, 2]