def test_break_relations_missing_catalog(self):
# Remove relations catalog and ensure the event handler doesn't fail
unregister_fake_catalog()
try:
event.breakRelations(ObjectEvent(self.content))
except ComponentLookupError:
self.fail("breakRelations fails when catalog utility is missing")
def test_missing_intids(self):
"""Event handlers which trigger on object removal should not
throw exceptions when the utilities are missing. The utilities may
have been deleted in the same transaction (e.g. site deletion)."""
# Remove intid utility and ensure the event handler doesn't fail
unregister_fake_intid()
try:
event.breakRelations(ObjectEvent(self.content))
except ComponentLookupError:
self.fail("breakRelations fails when intid utility is missing")
def workflowTransitionEventDispatcher(event):
source = event.source
destination = event.destination
iface = workflow_transition_event_map.get(
(type(event.object), source, destination))
if iface is None:
for specification in interface.providedBy(event.object):
iface = workflow_transition_event_map.get(
(specification, source, destination))
if iface is not None:
break
if iface is not None:
transition_event = ObjectEvent(event.object)
interface.alsoProvides(transition_event, iface)
notify(transition_event)
