def METHOD_NAME(
    cobbler_api: CobblerAPI,
    create_distro: Callable[[str], distro.Distro],
    distro_collection: distros.Distros,
):
    # Arrange
    name = "collection_add"
    item1 = create_distro(name)
    # Act
    distro_collection.add(item1)
    # Assert
    assert name in distro_collection.listing