[1.11.x] Fixed #30070, CVE-2019-3498 -- Fixed content spoofing possiblity in the default 404 page.

Co-Authored-By: Tim Graham <timograham@gmail.com>
Backport of 1ecc0a395be721e987e8e9fdfadde952b6dee1c7 from master.

1 files changed, 8 insertions, 4 deletions

diff --git a/tests/handlers/tests.py b/tests/handlers/tests.py
index 29083150a7..b34a7918d4 100644
--- a/tests/handlers/tests.py
+++ b/tests/handlers/tests.py
@@ -2,6 +2,7 @@
 
 from __future__ import unicode_literals
 
+import sys
 import unittest
 
 from django.core.exceptions import ImproperlyConfigured
@@ -19,6 +20,8 @@ try:
 except ImportError:  # Python < 3.5
     HTTPStatus = None
 
+PY37 = sys.version_info >= (3, 7, 0)
+
 
 class HandlerTests(SimpleTestCase):
 
@@ -184,16 +187,17 @@ class HandlerRequestTests(SimpleTestCase):
 
     def test_invalid_urls(self):
         response = self.client.get('~%A9helloworld')
-        self.assertContains(response, '~%A9helloworld', status_code=404)
+        self.assertEqual(response.status_code, 404)
+        self.assertEqual(response.context['request_path'], '/~%25A9helloworld' if PY37 else '/%7E%25A9helloworld')
 
         response = self.client.get('d%aao%aaw%aan%aal%aao%aaa%aad%aa/')
-        self.assertContains(response, 'd%AAo%AAw%AAn%AAl%AAo%AAa%AAd%AA', status_code=404)
+        self.assertEqual(response.context['request_path'], '/d%25AAo%25AAw%25AAn%25AAl%25AAo%25AAa%25AAd%25AA')
 
         response = self.client.get('/%E2%99%E2%99%A5/')
-        self.assertContains(response, '%E2%99\u2665', status_code=404)
+        self.assertEqual(response.context['request_path'], '/%25E2%2599%E2%99%A5/')
 
         response = self.client.get('/%E2%98%8E%E2%A9%E2%99%A5/')
-        self.assertContains(response, '\u260e%E2%A9\u2665', status_code=404)
+        self.assertEqual(response.context['request_path'], '/%E2%98%8E%25E2%25A9%E2%99%A5/')
 
     def test_environ_path_info_type(self):
         environ = RequestFactory().get('/%E2%A8%87%87%A5%E2%A8%A0').environ