code: def test_C3d_inputs():
      input_map = dict(
          args=dict(
              argstr="%s",
          ),
          environ=dict(
              nohash=True,
              usedefault=True,
          ),
          in_file=dict(
              argstr="%s",
              mandatory=True,
              position=1,
          ),
          interp=dict(
              argstr="-interpolation %s",
          ),
          is_4d=dict(
              usedefault=True,
          ),
          multicomp_split=dict(
              argstr="-mcr",
              position=0,
              usedefault=True,
          ),
          out_file=dict(
              argstr="-o %s",
              extensions=None,
              position=-1,
              xor=["out_files"],
          ),
          out_files=dict(
              argstr="-oo %s",
              position=-1,
              xor=["out_file"],
          ),
          pix_type=dict(
              argstr="-type %s",
          ),
          resample=dict(
              argstr="-resample %s",
          ),
          scale=dict(
              argstr="-scale %s",
          ),
          shift=dict(
              argstr="-shift %s",
          ),
          smooth=dict(
              argstr="-smooth %s",
          ),
      )
      inputs = C3d.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_C3d_inputs() without return types