def empty_collection(self, item_cls, attached, attach_items):
list_ = SyncedList(validation=_PartialIsInstance(item_cls),
attach_members=attach_items)
if attached:
self._synced_list = []
list_._sync(DummySimulation(), self._synced_list)
return list_
def test_synced(self):
test_list = SyncedList(lambda x: x)
assert not test_list._synced
test_list._sync(None, [])
assert test_list._synced
test_list._unsync()
assert not test_list._synced
def test_attach():
triggered_op = DummyTriggeredOp(trigger=1)
sim = DummySimulation()
slist = SyncedList(lambda x: isinstance(x, DummyTriggeredOp),
lambda x: (x._cpp_obj, x.trigger))
slist.append(triggered_op)
triggered_op._cpp_obj = DummyCppObj()
slist._sync(sim, sim._cpp_sys.dummy_list)
assert len(sim._cpp_sys.dummy_list) == 1
assert len(sim._cpp_sys.dummy_list[0]) == 2
assert triggered_op._cpp_obj == sim._cpp_sys.dummy_list[0][0]
assert triggered_op.trigger == sim._cpp_sys.dummy_list[0][1]