def test_build_class_pages_nav_links(self):

       self.apb.build_class_pages(['main.SomeSubClass',

                                   'main.SomeClass'])

       self.apb.build_namespace_pages()

       # fake some stuff that would be built from other methods

       self.linker.replace_dirpath(self.base, False)

       clsfile = self.base.join('api/main.SomeClass.html')

       assert clsfile.check()

       html = clsfile.read()

       print html

       run_string_sequence_test(html, [

           'href="../style.css"',

           'href="../apigen_style.css"',

           'src="../api.js"',

           'href="index.html">pkg',

           'href="main.html">main',

           'href="main.SomeClass.html">SomeClass',

           'href="main.SomeSubClass.html">SomeSubClass',

       ])

       assert 'href="main.sub.func.html"' not in html

       assert 'href="_test' not in html

       assert 'href="main.sub.html">sub' in html

->     _checkhtml(html)

   def _checkhtml(htmlstring):

       if isinstance(htmlstring, unicode):

           htmlstring = htmlstring.encode('UTF-8', 'replace')

       assert isinstance(htmlstring, str)

       if option.webcheck:

           webcheck.check_html(htmlstring)

       else:

->         py.test.skip("pass --webcheck to validate html produced in tests "

                        "(partial skip: the test has succeeded up until here)")