new_contents: # encoding: utf-8
  # ---------------------------------------------------------------------------
  #  Copyright (C) 2008-2014, IPython Development Team and Enthought, Inc.
  #  Distributed under the terms of the BSD License.  See COPYING.rst.
  # ---------------------------------------------------------------------------
  
  import unittest
  from distarray import testing
  
  
  class TestRaiseTypeError(unittest.TestCase):
  
      def test_good_dim_dict(self):
          dim_dict = {}
          success, msg = testing.validate_dim_dict(3, dim_dict)
          self.assertTrue(success)
  
      def test_good_bad_dim_dict(self):
          dim_dict = {'dist_type': 'b'}
          with self.assertRaises(TypeError):
              testing.validate_dim_dict(3, dim_dict)
  
      def test_good_dim_data(self):
          dim_data = ({}, {}, {})
          success, msg = testing.validate_dim_data(dim_data)
          self.assertTrue(success)
  
      def test_good_bad_dim_data(self):
          dim_data = ({'dist_type': 'b'}, {}, {})
          with self.assertRaises(TypeError):
              testing.validate_dim_data(dim_data)
  
      def test_good_distbuffer(self):
          dim_data = ({},)
          distbuffer = dict(__version__='0.10.0',
                            buffer=bytearray([1,2,3,4]),
                            dim_data=dim_data)
          success, msg = testing.validate_distbuffer(distbuffer)
          self.assertTrue(success)
  
      def test_bad_distbuffer(self):
          dim_data = ({},)
          distbuffer = dict(__venison__='0.10.0',
                            biffer=bytearray([1,2,3,4]),
                            dim_doodle=dim_data)
          with self.assertRaises(TypeError):
              testing.validate_distbuffer(distbuffer)
  
subject: Add simple tests for DAP validator wrappers.