text: from template_tests.utils import setup
  
  from django.template import TemplateSyntaxError
  from django.test import SimpleTestCase
  
  
  class I18nLanguageTagTests(SimpleTestCase):
      libraries = {"i18n": "django.templatetags.i18n"}
  
      @setup({"i18n_language": "{% load i18n %} {% language %} {% endlanguage %}"})
      def test_no_arg(self):
          with self.assertRaisesMessage(
              TemplateSyntaxError, "'language' takes one argument (language)"
          ):
              self.engine.render_to_string("i18n_language")
  