Python django 模块，contrib() 实例源码

def test_header_disappears(self):
        """
        A logged in user is logged out automatically when
        the REMOTE_USER header disappears during the same browser session.
        """

        # first we must add another authentication backend to settings
        self.patched_settings = modify_settings(
            AUTHENTICATION_BACKENDS={'append': 'django.contrib.auth.backends.ModelBackend'},
        )
        self.patched_settings.enable()

        self.headers[self.header] = self.known_user.username
        # Known user authenticates
        response = self.client.get('/remote_user/', **self.headers)
        self.assertEqual(response.context['user'].username, 'knownuser')
        # During the session, the REMOTE_USER header disappears. Should trigger logout.
        response = self.client.get('/remote_user/')

        # Django 1.10 and up deprecated is_anonymous() and use the is_anonymous property instead
        if django_1_10:
            self.assertTrue(response.context['user'].is_anonymous)
        else:
            self.assertTrue(response.context['user'].is_anonymous())

        # verify the remoteuser middleware will not remove a user
        # authenticated via another backend
        User.objects.create_user(username='modeluser', password='foo')
        self.client.login(username='modeluser', password='foo')
        auth.authenticate(username='modeluser', password='foo')
        response = self.client.get('/remote_user/')
        self.assertEqual(response.context['user'].username, 'modeluser')
        if django_1_10:
            self.assertFalse(response.context['user'].is_anonymous)
        else:
            self.assertFalse(response.context['user'].is_anonymous())