def test_html_doc(self):
        result, doc_loc = get_pydoc_html(pydoc_mod)
        mod_file = inspect.getabsfile(pydoc_mod)
        if sys.platform == 'win32':
            import nturl2path
            mod_url = nturl2path.pathname2url(mod_file)
        else:
            mod_url = mod_file
        expected_html = expected_html_pattern % (mod_url, mod_file, doc_loc)
        if result != expected_html:
            print_diffs(expected_html, result)
            self.fail("outputs are not equal, see diff above")