[Zope-CVS] CVS: Products/BTreeFolder2/tests - testBTreeFolder2.py:1.5

[Shane Hathaway]

Update of /cvs-repository/Products/BTreeFolder2/tests
In directory cvs.zope.org:/tmp/cvs-serv22726/tests

Modified Files:
	testBTreeFolder2.py 
Log Message:
- Prevented a potential denial of service attack in generateId().

- Expanded the README to describe the interface of BTreeFolders.


=== Products/BTreeFolder2/tests/testBTreeFolder2.py 1.4 => 1.5 ===
--- Products/BTreeFolder2/tests/testBTreeFolder2.py:1.4	Fri May 10 10:52:14 2002
+++ Products/BTreeFolder2/tests/testBTreeFolder2.py	Thu Aug 22 09:50:18 2002
@@ -19,7 +19,8 @@
 import unittest
 import Testing
 import Zope
-from Products.BTreeFolder2.BTreeFolder2 import BTreeFolder2
+from Products.BTreeFolder2.BTreeFolder2 \
+     import BTreeFolder2, ExhaustedUniqueIdsError
 from OFS.ObjectManager import BadRequestException
 from OFS.Folder import Folder
 from Acquisition import aq_base
@@ -127,6 +128,15 @@
         self.assertEqual(len(ids), 10)  # All unique
         for id in ids.keys():
             self.f._checkId(id)  # Must all be valid
+
+    def testGenerateIdDenialOfServicePrevention(self):
+        for n in range(10):
+            item = Folder()
+            item.id = 'item%d' % n
+            self.f._setOb(item.id, item)
+        self.f.generateId('item', rand_ceiling=20)  # Shouldn't be a problem
+        self.assertRaises(ExhaustedUniqueIdsError,
+                          self.f.generateId, 'item', rand_ceiling=9)
 
     def testReplace(self):
         old_f = Folder()