code: def test_RandomVol_inputs():
      input_map = dict(
          args=dict(
              argstr="%s",
          ),
          environ=dict(
              nohash=True,
              usedefault=True,
          ),
          inField=dict(
              argstr="--inField %s",
          ),
          inLambda=dict(
              argstr="--inLambda %f",
          ),
          inMaximum=dict(
              argstr="--inMaximum %d",
          ),
          inMinimum=dict(
              argstr="--inMinimum %d",
          ),
          inSize=dict(
              argstr="--inSize %d",
          ),
          inSize2=dict(
              argstr="--inSize2 %d",
          ),
          inSize3=dict(
              argstr="--inSize3 %d",
          ),
          inSize4=dict(
              argstr="--inSize4 %d",
          ),
          inStandard=dict(
              argstr="--inStandard %d",
          ),
          null=dict(
              argstr="--null %s",
          ),
          outRand1=dict(
              argstr="--outRand1 %s",
              hash_files=False,
          ),
          xDefaultMem=dict(
              argstr="-xDefaultMem %d",
          ),
          xMaxProcess=dict(
              argstr="-xMaxProcess %d",
              usedefault=True,
          ),
          xPrefExt=dict(
              argstr="--xPrefExt %s",
          ),
      )
      inputs = RandomVol.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_RandomVol_inputs() without return types