def test_tag_modify_bounding_box
# in current fixtures, relation 5 contains nodes 3 and 5 (node 3
# indirectly via way 3), so the bbox should be [3,3,5,5].
def test_tag_modify_bounding_box
# in current fixtures, relation 5 contains nodes 3 and 5 (node 3
# indirectly via way 3), so the bbox should be [3,3,5,5].