def test_traverse_node_excluded(self):
node = FileNode("part", "saver", "parent", "rel_path")
result = list(node.traverse(collect=lambda x: False))
assert len(result) == 0
def test_traverse_node_included(self):
node = FileNode("part", "saver", "parent", "rel_path")
result = list(node.traverse())
assert len(result) == 1
assert node in result
