def test_should_fail_when_inserting_items(self):
# given
oktypes = (int,)
lst = TypedList(oktypes)
# then
with pytest.raises(TypeError) as _:
lst.insert(0, "1")
def test_should_insert_items(self):
# given
oktypes = (int,)
lst = TypedList(oktypes)
# when
lst.insert(0, 1)
lst.insert(1, 2)
# then
assert len(lst) == 2