code: def test_FWHMx_inputs():
      input_map = dict(
          acf=dict(
              argstr="-acf",
              usedefault=True,
          ),
          args=dict(
              argstr="%s",
          ),
          arith=dict(
              argstr="-arith",
              xor=["geom"],
          ),
          automask=dict(
              argstr="-automask",
              usedefault=True,
          ),
          combine=dict(
              argstr="-combine",
          ),
          compat=dict(
              argstr="-compat",
          ),
          demed=dict(
              argstr="-demed",
              xor=["detrend"],
          ),
          detrend=dict(
              argstr="-detrend",
              usedefault=True,
              xor=["demed"],
          ),
          environ=dict(
              nohash=True,
              usedefault=True,
          ),
          geom=dict(
              argstr="-geom",
              xor=["arith"],
          ),
          in_file=dict(
              argstr="-input %s",
              extensions=None,
              mandatory=True,
          ),
          mask=dict(
              argstr="-mask %s",
              extensions=None,
          ),
          out_detrend=dict(
              argstr="-detprefix %s",
              extensions=None,
              keep_extension=False,
              name_source="in_file",
              name_template="%s_detrend",
          ),
          out_file=dict(
              argstr="> %s",
              extensions=None,
              keep_extension=False,
              name_source="in_file",
              name_template="%s_fwhmx.out",
              position=-1,
          ),
          out_subbricks=dict(
              argstr="-out %s",
              extensions=None,
              keep_extension=False,
              name_source="in_file",
              name_template="%s_subbricks.out",
          ),
          unif=dict(
              argstr="-unif",
          ),
      )
      inputs = FWHMx.input_spec()
  
      for key, metadata in list(input_map.items()):
          for metakey, value in list(metadata.items()):
              assert getattr(inputs.traits()[key], metakey) == value
  
label_desc: Use image node_id 1 for calling a global function with example usage: test_FWHMx_inputs() without return types