def METHOD_NAME():
    # "Check for correct box size, see bw_3d.par"
    ds = data_dir_load(blastwave_cartesian_3D)
    for lb in ds.domain_left_edge:
        assert int(lb) == 0
    for rb in ds.domain_right_edge:
        assert int(rb) == 2
    for w in ds.domain_width:
        assert int(w) == 2