Function test_length_hint

tests/test_node_list.py:19–26

Check length hint dunder method.

()

async def test_length_hint():
    """Check length hint dunder method."""
    nodes = NodeList()
    assert nodes.__length_hint__() == 0
    nodes._append(Widget())
    nodes._append(Widget())
    nodes._append(Widget())
    assert nodes.__length_hint__() == 3


async def test_repeat_add_one():