Avoid possible errors on test tear-down in Products.Five.fiveconfigure's...

Avoid possible errors on test tear-down in Products.Five.fiveconfigure's cleanUp() function if Products.meta_types has not been set

doc/CHANGES.rst

@@ -11,7 +11,8 @@ Zope 2.12.2 (unreleased)
 Bugs Fixed
 ++++++++++
 
-
+- Avoid possible errors on test tear-down in Products.Five.fiveconfigure's
+  cleanUp() function if Products.meta_types has not been set
 
 Zope 2.12.1 (2009/11/02)
 ------------------------

src/Products/Five/fiveconfigure.py

@@ -225,7 +225,7 @@ def cleanUp():
     _register_monkies = []
 
     global _meta_type_regs
-    Products.meta_types = tuple([ info for info in Products.meta_types
+    Products.meta_types = tuple([ info for info in getattr(Products, 'meta_types', [])
                                   if info['name'] not in _meta_type_regs ])
     _meta_type_regs = []