From: Benjamin Peterson <benjamin@python.org>
Date: Thu, 14 Jul 2011 17:48:25 +0000 (-0500)
Subject: test that TestCase doesn't get cycles
X-Git-Tag: v3.3.0a1~1907
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=b6ffa7980f2f0fe27efa6cd0e80e511f6bfb00e0;p=thirdparty%2FPython%2Fcpython.git

test that TestCase doesn't get cycles
---

diff --git a/Lib/unittest/test/test_case.py b/Lib/unittest/test/test_case.py
index 147a4da3a303..fdb2e78462ee 100644
--- a/Lib/unittest/test/test_case.py
+++ b/Lib/unittest/test/test_case.py
@@ -4,6 +4,7 @@ import pickle
 import re
 import sys
 import warnings
+import weakref
 import inspect
 
 from copy import deepcopy
@@ -1304,3 +1305,11 @@ test case
             klass('test_something').run(result)
             self.assertEqual(len(result.errors), 1)
             self.assertEqual(result.testsRun, 1)
+
+    @support.cpython_only
+    def testNoCycles(self):
+        case = unittest.TestCase()
+        wr = weakref.ref(case)
+        with support.disable_gc():
+            del case
+            self.assertFalse(wr())