def test_find_ids_none(self):
# dodgy IHasAlias marker
alsoProvides(self.folder['d1'], IHasAlias)
info = IAliasInformation(self.folder['d1'])
aliases = list(info.findAliasIds())
self.assertEquals(0, len(aliases))
def test_find_ids_single(self):
relation = RelationValue(self.intids.getId(self.folder['d1']))
self.folder.invokeFactory('collective.alias', 'a1', _aliasTarget=relation)
info = IAliasInformation(self.folder['d1'])
aliases = list(info.findAliasIds())
self.assertEquals(1, len(aliases))
self.assertEquals(self.intids.getId(self.folder['a1']), aliases[0])