def test_obstinatenamechooser(self):
container = TestContainer()
container[u'foobar'] = Contained()
renamer = IContainerItemRenamer(container)
renamer.renameItem(u'foobar', u'newname')
self.assertEqual(list(container), [u'foobar'])
def testDeletion(self):
from zope.event import subscribers
tree = BTreeContainer()
item = Contained()
tree['42'] = item
events = []
def subscriber(event):
events.append(event)
# events should happen after the deletion, not before)
self.assertEqual(len(tree), 0)
self.assertEqual(list(tree), [])
subscribers.append(subscriber)
del tree['42']
self.assertEqual(item.__name__, None)
self.assertEqual(item.__parent__, None)
self.assertEqual(len(events), 2)
self.assertTrue(IObjectRemovedEvent.providedBy(events[0]))
self.assertTrue(IContainerModifiedEvent.providedBy(events[1]))
