properly support cases where the user does not own the accounting zuite preference

bt5/erp5_accounting_ui_test/SkinTemplateItem/portal_skins/erp5_accounting_ui_test/AccountingZuite_reset.xml

@@ -73,14 +73,16 @@ for entity in ( portal.organisation_module.objectValues() +\n
 # XXX\n
 \n
 # enable preference\n
-pref = portal.portal_preferences.accounting_zuite_preference\n
+ptool = portal.portal_preferences\n
+pref = ptool.accounting_zuite_preference\n
 if pref.owner_info()[\'id\'] != str(context.REQUEST.AUTHENTICATED_USER):\n
   # we have to \'own\' the preference for the test\n
   ptool = portal.portal_preferences\n
   # pref.setId(\'old_accounting_zuite_preference\')\n
   cb = ptool.manage_copyObjects([\'accounting_zuite_preference\'])\n
-  # FIXME: how could this work ???\n
-  ptool.manage_pasteObjects(cb)\n
+  pasted, = ptool.manage_pasteObjects(cb)\n
+  pref = ptool[pasted[\'new_id\']]\n
+  \n
 pref.edit(preferred_accounting_transaction_at_date=None)\n
 pref.edit(preferred_accounting_transaction_from_date=None)\n
 pref.edit(preferred_account_number_method=None)\n