Fixed #27225 -- Added "Age" header when fetching cached responses.

Co-Authored-By: Author: Alexander Lazarević <laza@e11bits.com>

1 files changed, 31 insertions, 0 deletions

diff --git a/tests/cache/tests.py b/tests/cache/tests.py
index e6ebb718f1..978efdd9d3 100644
--- a/tests/cache/tests.py
+++ b/tests/cache/tests.py
@@ -2752,6 +2752,37 @@ class CacheMiddlewareTest(SimpleTestCase):
 
         self.assertIsNot(thread_caches[0], thread_caches[1])
 
+    def test_cache_control_max_age(self):
+        view = cache_page(2)(hello_world_view)
+        request = self.factory.get("/view/")
+
+        # First request. Freshly created response gets returned with no Age
+        # header.
+        with mock.patch.object(
+            time, "time", return_value=1468749600
+        ):  # Sun, 17 Jul 2016 10:00:00 GMT
+            response = view(request, 1)
+            response.close()
+            self.assertIn("Expires", response)
+            self.assertEqual(response["Expires"], "Sun, 17 Jul 2016 10:00:02 GMT")
+            self.assertIn("Cache-Control", response)
+            self.assertEqual(response["Cache-Control"], "max-age=2")
+            self.assertNotIn("Age", response)
+
+        # Second request one second later. Response from the cache gets
+        # returned with an Age header set to 1 (second).
+        with mock.patch.object(
+            time, "time", return_value=1468749601
+        ):  # Sun, 17 Jul 2016 10:00:01 GMT
+            response = view(request, 1)
+            response.close()
+            self.assertIn("Expires", response)
+            self.assertEqual(response["Expires"], "Sun, 17 Jul 2016 10:00:02 GMT")
+            self.assertIn("Cache-Control", response)
+            self.assertEqual(response["Cache-Control"], "max-age=2")
+            self.assertIn("Age", response)
+            self.assertEqual(response["Age"], "1")
+
 
 @override_settings(
     CACHE_MIDDLEWARE_KEY_PREFIX="settingsprefix",