def test_clear_jointable_on_delete_habtm_with_custom_args(self):
join_tablename = 'posts_categories'
post = yield Blogpost(title='headline').save()
category = yield Category(name="personal").save()
yield post.categories.set([category])
cat_id = category.id
yield category.delete()
res = yield self.config.select(join_tablename,
where=['category_id = ?', cat_id],
limit=1)
self.assertIsNone(res)
