code: def test_gtractCoregBvalues_inputs():
      input_map = dict(
          args=dict(
              argstr="%s",
          ),
          debugLevel=dict(
              argstr="--debugLevel %d",
          ),
          eddyCurrentCorrection=dict(
              argstr="--eddyCurrentCorrection ",
          ),
          environ=dict(
              nohash=True,
              usedefault=True,
          ),
          fixedVolume=dict(
              argstr="--fixedVolume %s",
              extensions=None,
          ),
          fixedVolumeIndex=dict(
              argstr="--fixedVolumeIndex %d",
          ),
          maximumStepSize=dict(
              argstr="--maximumStepSize %f",
          ),
          minimumStepSize=dict(
              argstr="--minimumStepSize %f",
          ),
          movingVolume=dict(
              argstr="--movingVolume %s",
              extensions=None,
          ),
          numberOfIterations=dict(
              argstr="--numberOfIterations %d",
          ),
          numberOfSpatialSamples=dict(
              argstr="--numberOfSpatialSamples %d",
          ),
          numberOfThreads=dict(
              argstr="--numberOfThreads %d",
          ),
          outputTransform=dict(
              argstr="--outputTransform %s",
              hash_files=False,
          ),
          outputVolume=dict(
              argstr="--outputVolume %s",
              hash_files=False,
          ),
          registerB0Only=dict(
              argstr="--registerB0Only ",
          ),
          relaxationFactor=dict(
              argstr="--relaxationFactor %f",
          ),
          samplingPercentage=dict(
              argstr="--samplingPercentage %f",
          ),
          spatialScale=dict(
              argstr="--spatialScale %f",
          ),
      )
      inputs = gtractCoregBvalues.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_gtractCoregBvalues_inputs() without return types