88 lines
4.2 KiB
Python
88 lines
4.2 KiB
Python
from django.test import TestCase
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from django.test.client import RequestFactory
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from django.contrib.sessions.middleware import SessionMiddleware
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from django.utils.translation import LANGUAGE_SESSION_KEY
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from lang_pref.middleware import LanguagePreferenceMiddleware
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from openedx.core.djangoapps.user_api.preferences.api import set_user_preference, get_user_preference
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from lang_pref import LANGUAGE_KEY
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from student.tests.factories import UserFactory
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from student.tests.factories import AnonymousUserFactory
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import mock
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class TestUserPreferenceMiddleware(TestCase):
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"""
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Tests to make sure user preferences are getting properly set in the middleware
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"""
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def setUp(self):
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super(TestUserPreferenceMiddleware, self).setUp()
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self.middleware = LanguagePreferenceMiddleware()
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self.session_middleware = SessionMiddleware()
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self.user = UserFactory.create()
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self.anonymous_user = AnonymousUserFactory()
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self.request = RequestFactory().get('/somewhere')
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self.request.user = self.user
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self.request.META['HTTP_ACCEPT_LANGUAGE'] = 'ar;q=1.0' # pylint: disable=no-member
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self.session_middleware.process_request(self.request)
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def test_no_language_set_in_session_or_prefs(self):
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# nothing set in the session or the prefs
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self.middleware.process_request(self.request)
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self.assertNotIn(LANGUAGE_SESSION_KEY, self.request.session)
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@mock.patch('lang_pref.middleware.released_languages', mock.Mock(return_value=[('eo', 'esperanto')]))
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def test_language_in_user_prefs(self):
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# language set in the user preferences and not the session
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set_user_preference(self.user, LANGUAGE_KEY, 'eo')
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self.middleware.process_request(self.request)
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self.assertEquals(self.request.session[LANGUAGE_SESSION_KEY], 'eo')
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@mock.patch('lang_pref.middleware.released_languages', mock.Mock(
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return_value=[('en', 'english'), ('eo', 'esperanto')]
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))
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def test_language_in_session(self):
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# language set in both the user preferences and session,
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# preference should get precedence. The session will hold the last value,
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# which is probably the user's last preference. Look up the updated preference.
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# Dark lang middleware should run after this middleware, so it can
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# set a session language as an override of the user's preference.
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self.request.session[LANGUAGE_SESSION_KEY] = 'en'
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set_user_preference(self.user, LANGUAGE_KEY, 'eo')
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self.middleware.process_request(self.request)
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self.assertEquals(self.request.session[LANGUAGE_SESSION_KEY], 'eo')
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@mock.patch('lang_pref.middleware.released_languages',
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mock.Mock(return_value=[('eo', 'dummy Esperanto'), ('ar', 'arabic')]))
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def test_supported_browser_language_in_session(self):
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"""
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test: browser language should be set in user session if it is supported by system for unauthenticated user.
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"""
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self.request.user = self.anonymous_user
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self.middleware.process_request(self.request)
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self.assertEqual(self.request.session[LANGUAGE_SESSION_KEY], 'ar') # pylint: disable=no-member
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@mock.patch('lang_pref.middleware.released_languages', mock.Mock(return_value=[('en', 'english')]))
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def test_browser_language_not_be_in_session(self):
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"""
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test: browser language should not be set in user session if it is not supported by system.
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"""
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self.request.user = self.anonymous_user
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self.middleware.process_request(self.request)
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self.assertNotEqual(self.request.session.get(LANGUAGE_SESSION_KEY), 'ar') # pylint: disable=no-member
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@mock.patch('lang_pref.middleware.released_languages', mock.Mock(
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return_value=[('en', 'english'), ('ar', 'arabic')]
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))
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def test_delete_user_lang_preference_not_supported_by_system(self):
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"""
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test: user preferred language has been removed from user preferences model if it is not supported by system
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for authenticated users.
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"""
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set_user_preference(self.user, LANGUAGE_KEY, 'eo')
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self.middleware.process_request(self.request)
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self.assertEqual(get_user_preference(self.request.user, LANGUAGE_KEY), None)
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