add support for django 1.11 in tests (#21489)

tests/cache_urls.py

@@ -1,4 +1,4 @@
-from django.conf.urls import patterns, url
+from django.conf.urls import url
 from django.http import HttpResponse
 
 from authentic2.decorators import SessionCache, DjangoCache
@@ -24,7 +24,7 @@ def session_cache(request):
     value = session_cache_function()
     return HttpResponse('%s' % value)
 
-urlpatterns = patterns('',
+urlpatterns = [
     url(r'^django_cache/$', cached_view),
     url(r'^session_cache/$', session_cache),
-)
+]

tests/test_all.py

@@ -290,7 +290,6 @@ class UserProfileTests(TestCase):
 
 
 class CacheTests(TestCase):
-    urls = 'cache_urls'
 
     @pytest.fixture(autouse=True)
     def cache_settings(self, settings):
@@ -345,6 +344,7 @@ class CacheTests(TestCase):
         for a in range(2, 10):
             self.assertEquals(i(a, a), a)
 
+    @override_settings(ROOT_URLCONF='tests.cache_urls')
     def test_django_cache(self):
         response1 = self.client.get('/django_cache/',
                                     HTTP_HOST='cache1.example.com')
@@ -355,6 +355,7 @@ class CacheTests(TestCase):
         self.assertNotEqual(response1.content, response2.content)
         self.assertEqual(response1.content, response3.content)
 
+    @override_settings(ROOT_URLCONF='tests.cache_urls')
     def test_session_cache(self):
         client = Client()
         response1 = client.get('/session_cache/')

tests/test_auth_oidc.py

@@ -10,7 +10,7 @@ from jwcrypto.jwt import JWT
 
 from httmock import urlmatch, HTTMock
 
-from django.utils.timezone import UTC
+from django.utils.timezone import utc
 from django.core.urlresolvers import reverse
 from django.contrib.auth import get_user_model
 from django.utils.timezone import now
@@ -77,8 +77,8 @@ def test_idtoken():
     assert token.iss == payload_decoded['iss']
     assert token.aud == payload_decoded['aud']
     assert token.nonce == payload_decoded['nonce']
-    assert token.iat == datetime.datetime(2011, 7, 21, 20, 42, 50, tzinfo=UTC())
-    assert token.exp == datetime.datetime(2011, 7, 21, 20, 59, 30, tzinfo=UTC())
+    assert token.iat == datetime.datetime(2011, 7, 21, 20, 42, 50, tzinfo=utc)
+    assert token.exp == datetime.datetime(2011, 7, 21, 20, 59, 30, tzinfo=utc)
 
 
 @pytest.fixture