def METHOD_NAME(self):
    testlist = listbuilder.base.List()
    testlist.extend_with_values(['testvalue1', 'testvalue2'],
                                value_renderer_class=listbuilder.base.ItemValueRenderer)
    self.assertEqual('testvalue1', testlist.renderable_list[0].value)
    self.assertEqual('testvalue2', testlist.renderable_list[1].value)
    self.assertTrue(isinstance(testlist.renderable_list[0], listbuilder.base.ItemValueRenderer))
    self.assertTrue(isinstance(testlist.renderable_list[1], listbuilder.base.ItemValueRenderer))