Specify return type of get_queryset

polls/tests.py

@@ -101,4 +101,26 @@ def test_index_view_with_two_past_questions(self):
         self.assertQuerysetEqual(
             response.context['latest_question_list'],
             ['<Question: Past question 2.>', '<Question: Past question 1.>']
-        )
+        )
+
+
+class QuestionIndexDetailTests(TestCase):
+    def test_detail_view_with_a_future_question(self):
+        """
+        The detail view of a question with a pub_date in the future should
+        return a 404 not found.
+        """
+        future_question = create_question(question_text='Future question.', days=5)
+        url = reverse('polls:detail', args=(future_question.id,))
+        response = self.client.get(url)
+        self.assertEqual(response.status_code, 404)
+
+    def test_detail_view_with_a_past_question(self):
+        """
+        The detail view of a question with a pub_date in the past should
+        display the question's text.
+        """
+        past_question = create_question(question_text='Past Question.', days=-5)
+        url = reverse('polls:detail', args=(past_question.id,))
+        response = self.client.get(url)
+        self.assertContains(response, past_question.question_text)

polls/views.py

@@ -1,3 +1,5 @@
+from django.db.models.query import QuerySet
+
 from django.http import HttpResponseRedirect, HttpRequest, HttpResponse
 from django.shortcuts import render, get_object_or_404
 from django.urls import reverse
@@ -11,7 +13,7 @@ class IndexView(generic.ListView):
     template_name = 'polls/index.html'
     context_object_name = 'latest_question_list'
 
-    def get_queryset(self):
+    def get_queryset(self) -> QuerySet:
         """
         Return the last five published questions (not including those set to be
         published in the future).
@@ -24,6 +26,12 @@ class DetailView(generic.DetailView):
     model = Question
     template_name = 'polls/detail.html'
 
+    def get_queryset(self) -> QuerySet:
+        """
+        Excludes any questions that aren't published yet.
+        """
+        return Question.objects.filter(pub_date__lte=timezone.now())
+
 
 class ResultsView(generic.DetailView):
     model = Question