text: # AUTO-GENERATED by tools/checkspecs.py - DO NOT EDIT
  from ..gtract import gtractInvertDisplacementField
  
  
  def test_gtractInvertDisplacementField_inputs():
      input_map = dict(
          args=dict(argstr="%s",),
          baseImage=dict(argstr="--baseImage %s", extensions=None,),
          deformationImage=dict(argstr="--deformationImage %s", extensions=None,),
          environ=dict(nohash=True, usedefault=True,),
          numberOfThreads=dict(argstr="--numberOfThreads %d",),
          outputVolume=dict(argstr="--outputVolume %s", hash_files=False,),
          subsamplingFactor=dict(argstr="--subsamplingFactor %d",),
      )
      inputs = gtractInvertDisplacementField.input_spec()
  
      for key, metadata in list(input_map.items()):
          for metakey, value in list(metadata.items()):
              assert getattr(inputs.traits()[key], metakey) == value
  
  
  def test_gtractInvertDisplacementField_outputs():
      output_map = dict(outputVolume=dict(extensions=None,),)
      outputs = gtractInvertDisplacementField.output_spec()
  
      for key, metadata in list(output_map.items()):
          for metakey, value in list(metadata.items()):
              assert getattr(outputs.traits()[key], metakey) == value
  