Log message for revision 108039:
  Forward port better fix and test for LP #491224 from 2.8 branch.

Changed:
  U   Zope/trunk/src/OFS/SimpleItem.py
  U   Zope/trunk/src/OFS/tests/testSimpleItem.py

-=-
Modified: Zope/trunk/src/OFS/SimpleItem.py
===================================================================
--- Zope/trunk/src/OFS/SimpleItem.py    2010-01-11 22:23:10 UTC (rev 108038)
+++ Zope/trunk/src/OFS/SimpleItem.py    2010-01-11 22:24:28 UTC (rev 108039)
@@ -50,7 +50,6 @@
 from ExtensionClass import Base
 from Persistence import Persistent
 from webdav.Resource import Resource
-from webdav.xmltools import escape as xml_escape
 from zExceptions import Redirect
 from zExceptions import upgradeException
 from zExceptions.ExceptionFormatter import format_exception
@@ -295,7 +294,7 @@
                     exc_info=True
                     )
                 try:
-                    strv = str(error_value)
+                    strv = repr(error_value) # quotes tainted strings
                 except:
                     strv = ('<unprintable %s object>' % 
                             str(type(error_value).__name__))
@@ -311,7 +310,6 @@
                 # return the rendered exception and let the
                 # ZPublisher Exception Hook deal with it.
                 return error_type, v, tb
-            v = xml_escape(v)
             raise error_type, v, tb
         finally:
             if hasattr(self, '_v_eek'): del self._v_eek

Modified: Zope/trunk/src/OFS/tests/testSimpleItem.py
===================================================================
--- Zope/trunk/src/OFS/tests/testSimpleItem.py  2010-01-11 22:23:10 UTC (rev 
108038)
+++ Zope/trunk/src/OFS/tests/testSimpleItem.py  2010-01-11 22:24:28 UTC (rev 
108039)
@@ -3,16 +3,68 @@
 
 class TestItem(unittest.TestCase):
 
-    def test_z3interfaces(self):
+    def _getTargetClass(self):
+        from OFS.SimpleItem import Item
+        return Item
+
+    def _makeOne(self, *args, **kw):
+        return self._getTargetClass()(*args, **kw)
+
+    def test_conforms_to_IItem(self):
         from OFS.interfaces import IItem
+        from zope.interface.verify import verifyClass
+
+        verifyClass(IItem, self._getTargetClass())
+
+    def test_conforms_to_IManageable(self):
         from OFS.interfaces import IManageable
-        from OFS.SimpleItem import Item
         from zope.interface.verify import verifyClass
 
-        verifyClass(IItem, Item)
-        verifyClass(IManageable, Item)
+        verifyClass(IManageable, self._getTargetClass())
 
+    def test_raise_StandardErrorMessage_str_errorValue(self):
+        class REQUEST(object):
+            class RESPONSE(object):
+                handle_errors = True
+        item = self._makeOne()
+        def _raise_during_standard_error_message(*args, **kw):
+            raise ZeroDivisionError('testing')
+        item.standard_error_message = _raise_during_standard_error_message
+        try:
+            item.raise_standardErrorMessage(
+                            error_type=OverflowError,
+                            error_value='simple',
+                            REQUEST=REQUEST(),
+                            )
+        except:
+            import sys
+            self.assertEqual(sys.exc_info()[0], OverflowError)
+            value = sys.exc_info()[1]
+            self.failUnless(value.message.startswith("'simple'"))
+            self.failUnless('full details: testing' in value.message)
 
+    def test_raise_StandardErrorMessage_TaintedString_errorValue(self):
+        from ZPublisher.TaintedString import TaintedString
+        class REQUEST(object):
+            class RESPONSE(object):
+                handle_errors = True
+        item = self._makeOne()
+        def _raise_during_standard_error_message(*args, **kw):
+            raise ZeroDivisionError('testing')
+        item.standard_error_message = _raise_during_standard_error_message
+        try:
+            item.raise_standardErrorMessage(
+                            error_type=OverflowError,
+                            error_value=TaintedString('<simple>'),
+                            REQUEST=REQUEST(),
+                            )
+        except:
+            import sys
+            self.assertEqual(sys.exc_info()[0], OverflowError)
+            value = sys.exc_info()[1]
+            self.failIf('<' in value.message)
+
+
 class TestItem_w__name__(unittest.TestCase):
 
     def test_z3interfaces(self):

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