def test_to_native_item():
    """
    When given a valid item, the ListOrItemField to_native method should utilize the item to-native
    logic.
    """
    field = ListOrItemField(DateField(format=ISO_8601))
    data = field.to_native(date.today())
    assert date.today().isoformat() == data
def test_to_native_list():
    """
    When given a valid list, the ListOrItemField to_native method should utilize the list to-native
    logic.
    """
    field = ListOrItemField(DateField(format=ISO_8601))
    data = field.to_native([date.today()])
    assert [date.today().isoformat()] == data