def test_listeners(member, id_, search): lookup = singleton(member, id_) result = lookup.lookup_result(search) def call_me_back(result): pass result.add_lookup_listener(call_me_back) result.remove_lookup_listener(call_me_back) result.add_lookup_listener(call_me_back) del call_me_back gc.collect()
def test_lookup_result(member, id_, search): lookup = singleton(member, id_) result = lookup.lookup_result(search) assert result all_classes = result.all_classes() assert isinstance(all_classes, Set) assert not isinstance(all_classes, MutableSet) assert len(all_classes) == 1 assert next(iter(all_classes)) is type(member) all_instances = result.all_instances() check_all_instances(member, all_instances) all_items = result.all_items() assert isinstance(all_items, Sequence) assert not isinstance(all_items, MutableSequence) assert len(all_items) == 1 check_item(member, id_, all_items[0]) assert all_items[0] == lookup.lookup_item(search)
def test_lookup_item(member, id_, search): lookup = singleton(member, id_) item = lookup.lookup_item(search) check_item(member, id_, item) assert item == lookup.lookup_item(search)
def test_lookup(member, id_, search): lookup = singleton(member, id_) assert lookup.lookup(search) is member
def test_instantiation(): assert singleton(object(), None)
def test_lookup_all(member, id_, search): lookup = singleton(member, id_) all_instances = lookup.lookup_all(search) check_all_instances(member, all_instances)