text: from os import path
  
  from django.conf import settings
  from django.test import TestCase
  from django.contrib.contenttypes.models import ContentType
  
  from regressiontests.views.models import Author, Article, UrlArticle
  
  class DefaultsTests(TestCase):
      """Test django views in django/views/defaults.py"""
      fixtures = ['testdata.json']
      non_existing_urls = ['/views/non_existing_url/', # this is in urls.py
                           '/views/other_non_existing_url/'] # this NOT in urls.py
  
      def test_shortcut_with_absolute_url(self):
          "Can view a shortcut for an Author object that has a get_absolute_url method"
          for obj in Author.objects.all():
              short_url = '/views/shortcut/%s/%s/' % (ContentType.objects.get_for_model(Author).id, obj.pk)
              response = self.client.get(short_url)
              self.assertRedirects(response, 'http://testserver%s' % obj.get_absolute_url(),
                                   status_code=302, target_status_code=404)
  
      def test_shortcut_no_absolute_url(self):
          "Shortcuts for an object that has no get_absolute_url method raises 404"
          for obj in Article.objects.all():
              short_url = '/views/shortcut/%s/%s/' % (ContentType.objects.get_for_model(Article).id, obj.pk)
              response = self.client.get(short_url)
              self.assertEquals(response.status_code, 404)
  
      def test_wrong_type_pk(self):
          short_url = '/views/shortcut/%s/%s/' % (ContentType.objects.get_for_model(Author).id, 'nobody/expects')
          response = self.client.get(short_url)
          self.assertEquals(response.status_code, 404)
  
      def test_shortcut_bad_pk(self):
          short_url = '/views/shortcut/%s/%s/' % (ContentType.objects.get_for_model(Author).id, '42424242')
          response = self.client.get(short_url)
          self.assertEquals(response.status_code, 404)
  
      def test_nonint_content_type(self):
          an_author = Author.objects.all()[0]
          short_url = '/views/shortcut/%s/%s/' % ('spam', an_author.pk)
          response = self.client.get(short_url)
          self.assertEquals(response.status_code, 404)
  
      def test_bad_content_type(self):
          an_author = Author.objects.all()[0]
          short_url = '/views/shortcut/%s/%s/' % (42424242, an_author.pk)
          response = self.client.get(short_url)
          self.assertEquals(response.status_code, 404)
  
      def test_page_not_found(self):
          "A 404 status is returned by the page_not_found view"
          for url in self.non_existing_urls:
              response = self.client.get(url)
              self.assertEquals(response.status_code, 404)
  
      def test_csrf_token_in_404(self):
          """
          The 404 page should have the csrf_token available in the context
          """
          # See ticket #14565
          for url in self.non_existing_urls:
              response = self.client.get(url)
              csrf_token = response.context['csrf_token']
              self.assertNotEqual(str(csrf_token), 'NOTPROVIDED')
              self.assertNotEqual(str(csrf_token), '')
  
      def test_server_error(self):
          "The server_error view raises a 500 status"
          response = self.client.get('/views/server_error/')
          self.assertEquals(response.status_code, 500)
  
      def test_get_absolute_url_attributes(self):
          "A model can set attributes on the get_absolute_url method"
          self.assertTrue(getattr(UrlArticle.get_absolute_url, 'purge', False),
                          'The attributes of the original get_absolute_url must be added.')
          article = UrlArticle.objects.get(pk=1)
          self.assertTrue(getattr(article.get_absolute_url, 'purge', False),
                          'The attributes of the original get_absolute_url must be added.')
  