[Zodb-checkins] SVN: ZODB/trunk/src/ZODB/ Forward-port r91439.

[Andreas Zeidler]

Log message for revision 91442:
  Forward-port r91439.
  

Changed:
  U   ZODB/trunk/src/ZODB/blob.py
  U   ZODB/trunk/src/ZODB/tests/testblob.py

-=-
Modified: ZODB/trunk/src/ZODB/blob.py
===================================================================
--- ZODB/trunk/src/ZODB/blob.py	2008-09-24 15:58:36 UTC (rev 91441)
+++ ZODB/trunk/src/ZODB/blob.py	2008-09-24 16:00:33 UTC (rev 91442)
@@ -120,6 +120,9 @@
         if self.writers:
             raise BlobError("Already opened for writing.")
 
+        if self.readers is None:
+            self.readers = []
+
         if mode == 'r':
             if self._current_filename() is None:
                 self._create_uncommitted_file()

Modified: ZODB/trunk/src/ZODB/tests/testblob.py
===================================================================
--- ZODB/trunk/src/ZODB/tests/testblob.py	2008-09-24 15:58:36 UTC (rev 91441)
+++ ZODB/trunk/src/ZODB/tests/testblob.py	2008-09-24 16:00:33 UTC (rev 91442)
@@ -141,7 +141,11 @@
         clone = u.load()
         clone._p_invalidate()
 
+        # it should also be possible to open the cloned blob
+        # (even though it won't contain the original data)
+        clone.open()
 
+
 class BlobUndoTests(BlobTests):
 
     def testUndoWithoutPreviousVersion(self):