Method test_root_helper

tests/knowledge/test_tree.py:113–117

(self)

class TreeKnowledgeTests(unittest.TestCase):
    def test_root_helper(self):
        tree = _make_tree()
        root = tree.root()
        self.assertEqual(root.title, "Root")
        self.assertIsNone(root.parent_id)

    def test_children_of(self):
        tree = _make_tree()