code: def test_MRISPreprocReconAll_inputs():
      input_map = dict(
          args=dict(
              argstr="%s",
          ),
          copy_inputs=dict(),
          environ=dict(
              nohash=True,
              usedefault=True,
          ),
          fsgd_file=dict(
              argstr="--fsgd %s",
              extensions=None,
              xor=("subjects", "fsgd_file", "subject_file"),
          ),
          fwhm=dict(
              argstr="--fwhm %f",
              xor=["num_iters"],
          ),
          fwhm_source=dict(
              argstr="--fwhm-src %f",
              xor=["num_iters_source"],
          ),
          hemi=dict(
              argstr="--hemi %s",
              mandatory=True,
          ),
          lh_surfreg_target=dict(
              extensions=None,
              requires=["surfreg_files"],
          ),
          num_iters=dict(
              argstr="--niters %d",
              xor=["fwhm"],
          ),
          num_iters_source=dict(
              argstr="--niterssrc %d",
              xor=["fwhm_source"],
          ),
          out_file=dict(
              argstr="--out %s",
              extensions=None,
              genfile=True,
          ),
          proj_frac=dict(
              argstr="--projfrac %s",
          ),
          rh_surfreg_target=dict(
              extensions=None,
              requires=["surfreg_files"],
          ),
          smooth_cortex_only=dict(
              argstr="--smooth-cortex-only",
          ),
          source_format=dict(
              argstr="--srcfmt %s",
          ),
          subject_file=dict(
              argstr="--f %s",
              extensions=None,
              xor=("subjects", "fsgd_file", "subject_file"),
          ),
          subject_id=dict(
              argstr="--s %s",
              usedefault=True,
              xor=(
                  "subjects",
                  "fsgd_file",
                  "subject_file",
                  "subject_id",
              ),
          ),
          subjects=dict(
              argstr="--s %s...",
              xor=("subjects", "fsgd_file", "subject_file"),
          ),
          subjects_dir=dict(),
          surf_area=dict(
              argstr="--area %s",
              xor=("surf_measure", "surf_measure_file", "surf_area"),
          ),
          surf_dir=dict(
              argstr="--surfdir %s",
          ),
          surf_measure=dict(
              argstr="--meas %s",
              xor=("surf_measure", "surf_measure_file", "surf_area"),
          ),
          surf_measure_file=dict(
              argstr="--meas %s",
              extensions=None,
              xor=("surf_measure", "surf_measure_file", "surf_area"),
          ),
          surfreg_files=dict(
              argstr="--surfreg %s",
              requires=["lh_surfreg_target", "rh_surfreg_target"],
          ),
          target=dict(
              argstr="--target %s",
              mandatory=True,
          ),
          vol_measure_file=dict(
              argstr="--iv %s %s...",
          ),
      )
      inputs = MRISPreprocReconAll.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_MRISPreprocReconAll_inputs() without return types