def test_topic_unread_list_invalid_topic_id(self):
        utils.login(self)
        last_pk = TopicUnread.objects.order_by("pk").last().pk
        response = self.client.get(reverse('spirit:topic:unread:index') + "?topic_id=" + str(last_pk + 1))
        self.assertEqual(response.status_code, 404)
Called when an item in the list is selected.
dataset/ETHPy150Open nitely/Spirit/spirit/topic/unread/tests.py/TopicUnreadViewTest.test_topic_unread_list_invalid_topic_id--crossover with--dataset/ETHPy150Open enthought/pyface/pyface/list_box.py/ListBox._on_item_selected