Refs #26022 -- Used context manager version of assertRaises in tests.

1 files changed, 6 insertions, 6 deletions

diff --git a/tests/signed_cookies_tests/tests.py b/tests/signed_cookies_tests/tests.py
index 6c3ba8c0ce..81940367af 100644
--- a/tests/signed_cookies_tests/tests.py
+++ b/tests/signed_cookies_tests/tests.py
@@ -25,16 +25,16 @@ class SignedCookieTest(SimpleTestCase):
         request.COOKIES['a'] = response.cookies['a'].value
         value = request.get_signed_cookie('a', salt='one')
         self.assertEqual(value, 'hello')
-        self.assertRaises(signing.BadSignature,
-            request.get_signed_cookie, 'a', salt='two')
+        with self.assertRaises(signing.BadSignature):
+            request.get_signed_cookie('a', salt='two')
 
     def test_detects_tampering(self):
         response = HttpResponse()
         response.set_signed_cookie('c', 'hello')
         request = HttpRequest()
         request.COOKIES['c'] = response.cookies['c'].value[:-2] + '$$'
-        self.assertRaises(signing.BadSignature,
-            request.get_signed_cookie, 'c')
+        with self.assertRaises(signing.BadSignature):
+            request.get_signed_cookie('c')
 
     def test_default_argument_suppresses_exceptions(self):
         response = HttpResponse()
@@ -55,8 +55,8 @@ class SignedCookieTest(SimpleTestCase):
         with freeze_time(123456800):
             self.assertEqual(request.get_signed_cookie('c', max_age=12), value)
             self.assertEqual(request.get_signed_cookie('c', max_age=11), value)
-            self.assertRaises(signing.SignatureExpired,
-                request.get_signed_cookie, 'c', max_age=10)
+            with self.assertRaises(signing.SignatureExpired):
+                request.get_signed_cookie('c', max_age=10)
 
     @override_settings(SECRET_KEY=b'\xe7')
     def test_signed_cookies_with_binary_key(self):