1 files changed, 11 insertions, 0 deletions
diff --git a/Lib/test/test_ssl.py b/Lib/test/test_ssl.py
index 2aa265a..f00478c 100644
--- a/Lib/test/test_ssl.py
+++ b/Lib/test/test_ssl.py
@@ -11,6 +11,7 @@ import pprint
 import urllib.parse, urllib.request
 import traceback
 import asyncore
+import weakref
 
 from http.server import HTTPServer, SimpleHTTPRequestHandler
 
@@ -138,6 +139,16 @@ class BasicTests(unittest.TestCase):
         with self.assertRaisesRegexp(ssl.SSLError, "No cipher can be selected"):
             s.connect(remote)
 
+    @support.cpython_only
+    def test_refcycle(self):
+        # Issue #7943: an SSL object doesn't create reference cycles with
+        # itself.
+        s = socket.socket(socket.AF_INET)
+        ss = ssl.wrap_socket(s)
+        wr = weakref.ref(ss)
+        del ss
+        self.assertEqual(wr(), None)
+
 
 class NetworkedTests(unittest.TestCase):