From 4e6cea5f5bb44bf06dd30a723cf13334693c3150 Mon Sep 17 00:00:00 2001
From: Christian Heimes <christian@python.org>
Date: Fri, 22 Sep 2023 14:01:50 +0200
Subject: [PATCH] Improve tests (partial)

- `makeSuite` is deprecated

diff --git a/tests.py b/tests.py
index ab52aab..c60335e 100644
--- a/tests.py
+++ b/tests.py
@@ -542,17 +559,19 @@ def test_defused_gzip_response(self):
 
 def test_main():
     suite = unittest.TestSuite()
-    suite.addTests(unittest.makeSuite(TestDefusedcElementTree))
-    suite.addTests(unittest.makeSuite(TestDefusedElementTree))
-    suite.addTests(unittest.makeSuite(TestDefusedMinidom))
-    suite.addTests(unittest.makeSuite(TestDefusedMinidomWithParser))
-    suite.addTests(unittest.makeSuite(TestDefusedPulldom))
-    suite.addTests(unittest.makeSuite(TestDefusedSax))
-    suite.addTests(unittest.makeSuite(TestXmlRpc))
-    if lxml is not None:
-        suite.addTests(unittest.makeSuite(TestDefusedLxml))
-    if gzip is not None:
-        suite.addTests(unittest.makeSuite(TestDefusedGzip))
+    cls = [
+        TestDefusedElementTree,
+        TestDefusedcElementTree,
+        TestDefusedMinidom,
+        TestDefusedMinidomWithParser,
+        TestDefusedPulldom,
+        TestDefusedSax,
+        TestDefusedLxml,
+        TestXmlRpc,
+        TestDefusedGzip,
+    ]
+    for c in cls:
+        suite.addTest(unittest.defaultTestLoader.loadTestsFromTestCase(c))
     return suite