from imagekit.utils import get_nonabstract_descendants
from nose.tools import eq_
from . models import (AbstractImageModel, ConcreteImageModel,
                      ConcreteImageModelSubclass)


def test_nonabstract_descendants_generator():
    descendants = list(get_nonabstract_descendants(AbstractImageModel))
    eq_(descendants, [ConcreteImageModel, ConcreteImageModelSubclass])