Issue python#28471: Avoid ResourceWarning by detaching test socket

vadmium · vadmium · commit 10f29c903751 · 2016-10-20T07:44:29.000Z
diff --git a/Lib/test/test_socket.py b/Lib/test/test_socket.py
@@ -4559,6 +4559,7 @@ def test_setblocking_invalidfd(self):
         sock = socket.socket(
             socket.AF_INET, socket.SOCK_STREAM, 0, sock0.fileno())
         sock0.close()
+        self.addCleanup(sock.detach)
 
         with self.assertRaises(OSError):
             sock.setblocking(False)
