def test_node_get_atts(atts, expected):
"""Test Node get_atts method."""
node = Node(atts)
if 'perms' not in atts:
atts['perms'] = None
if 'owner' not in atts:
atts['owner'] = None
if 'group' not in atts:
atts['group'] = None
assert node.get_atts(string=True) == expected
assert node.get_atts(string=False) == atts
