new_contents: # AUTO-GENERATED by tools/checkspecs.py - DO NOT EDIT
  from __future__ import unicode_literals
  from ..utils import Undump
  
  
  def test_Undump_inputs():
      input_map = dict(args=dict(argstr='%s',
      ),
      coordinates_specification=dict(argstr='-%s',
      ),
      datatype=dict(argstr='-datum %s',
      ),
      default_value=dict(argstr='-dval %f',
      ),
      environ=dict(nohash=True,
      usedefault=True,
      ),
      fill_value=dict(argstr='-fval %f',
      ),
      head_only=dict(argstr='-head_only',
      ),
      ignore_exception=dict(nohash=True,
      usedefault=True,
      ),
      in_file=dict(argstr='-master %s',
      copyfile=False,
      mandatory=True,
      position=-1,
      ),
      mask_file=dict(argstr='-mask %s',
      ),
      out_file=dict(argstr='-prefix %s',
      name_source='in_file',
      ),
      outputtype=dict(),
      srad=dict(argstr='-srad -%f',
      ),
      terminal_output=dict(nohash=True,
      ),
      )
      inputs = Undump.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_Undump_outputs():
      output_map = dict(out_file=dict(),
      )
      outputs = Undump.output_spec()
  
      for key, metadata in list(output_map.items()):
          for metakey, value in list(metadata.items()):
              assert getattr(outputs.traits()[key], metakey) == value
  
subject: add auto-test