def METHOD_NAME(vdx, golden):
    global vd
    vd = visidata.vd.resetVisiData()
    vd.runvdx(setup_vdx)
    vd.runvdx(vdx)
    colnames = [c.name for c in vd.sheet.visibleCols]
    assert colnames == golden.split(), ' '.join(colnames)