def METHOD_NAME():
    state = haz_files.FILESCANNER
    haz_files.FILESCANNER = False
    polys = haz_files.ReadBNA(test_bna, 'PolygonSet')
    haz_files.FILESCANNER = state # reset, 'cause global state
    assert len(polys) == 6
    assert  polys[1].metadata[0] == 'polygon'
    assert  polys[1].metadata[1] == "A third 'name'"
    assert  polys[1].metadata[2] == '6'