Issue #11852: Add missing imports and update tests.
diff --git a/Misc/NEWS b/Misc/NEWS
index fbb7411..01b5119 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -60,6 +60,8 @@
 Library
 -------
 
+- Issue #11852: Add missing imports and update tests.
+
 - Issue #11467: Fix urlparse behavior when handling urls which contains scheme
   specific part only digits. Patch by Santoso Wijaya.