def METHOD_NAME(self, should_include_proxy_models):  # type: (bool) -> ()
    if should_include_proxy_models:
        self.args.append("--include-proxy-models")
    self.options = self.parser.parse_args(args=self.args)
    instance = SqliteSQLDiff(
        apps.get_models(include_auto_created=True),
        vars(self.options),
        stdout=self.tmp_out,
        stderr=self.tmp_err,
    )
    instance.load()
    instance.find_differences()
    checked_models = {"%s.%s" % (app_label, model_name) for app_label, model_name, _ in instance.differences}
    self.assertEqual(should_include_proxy_models, "testapp.PostWithTitleOrdering" in checked_models)