code: def test_xrefs_in_return_type(self):
      docstring = """
  Example Function
  
  Returns
  -------
  :class:`numpy.ndarray`
      A :math:`n \\times 2` array containing
      a bunch of math items
  """
      expected = """
  Example Function
  
  :returns: A :math:`n \\times 2` array containing
            a bunch of math items
  :rtype: :class:`numpy.ndarray`
  """
      config = Config()
      app = mock.Mock()
      actual = str(NumpyDocstring(docstring, config, app, "method"))
      assert expected == actual
  
imports: import re
  from collections import namedtuple
  from inspect import cleandoc
  from textwrap import dedent
  from unittest import mock
  import pytest
  from sphinx.ext.napoleon import Config
  from sphinx.ext.napoleon.docstring import GoogleDocstring, NumpyDocstring, _convert_numpy_type_spec, _recombine_set_tokens, _token_type, _tokenize_type_spec
  from tests.test_extensions.ext_napoleon_pep526_data_google import PEP526GoogleClass
  from tests.test_extensions.ext_napoleon_pep526_data_numpy import PEP526NumpyClass
label_desc: Use image node_id 14 for calling the TestNumpyDocstring obj's underlying member method code with example usage: obj.test_xrefs_in_return_type() without return types