add tests

polls/views.py

@@ -4,6 +4,7 @@ from django.http import HttpResponse, HttpResponseRedirect
 from django.template import loader
 from django.urls import reverse
 from django.views import generic
+from django.utils import timezone
 
 from .models import Question, Choice
 
@@ -13,11 +14,18 @@ class IndexView(generic.ListView):
 
     def get_queryset(self):
         """Return the last five published questions."""
-        return Question.objects.order_by("-pub_date")[:5]
+        return Question.objects.filter(pub_date__lte=timezone.now()).order_by("-pub_date")[
+        :5
+    ]
 
 class DetailView(generic.DetailView):
     model = Question
     template_name = "polls/detail.html"
+    def get_queryset(self):
+        """
+        Excludes any questions that aren't published yet.
+        """
+        return Question.objects.filter(pub_date__lte=timezone.now())
 
 
 class ResultsView(generic.DetailView):