from template_tests.utils import setup

from django.template import TemplateSyntaxError

from django.test import SimpleTestCase

class I18nGetCurrentLanguageTagTests(SimpleTestCase):

    libraries = {"i18n": "django.templatetags.i18n"}

    @setup({"template": "{% load i18n %} {% get_current_language %}"})

    def test_no_as_var(self):

        msg = (

            "'get_current_language' requires 'as variable' (got "

            "['get_current_language'])"

        )

        with self.assertRaisesMessage(TemplateSyntaxError, msg):

            self.engine.render_to_string("template")