def test_components_disjoint(self):
d = merge_devices([
Device(components={'a': ExportedState()}),
Device(components={'b': ExportedState()})
])
self.assertEqual(d, IDevice(d))
self.assertEqual(sorted(d.get_components().keys()), ['a', 'b'])
def test_components_conflict(self):
d = merge_devices([
Device(components={'a': ExportedState()}),
Device(components={'a': ExportedState()})
])
self.assertEqual(d, IDevice(d))
self.assertEqual(sorted(d.get_components().keys()), ['0-a', '1-a'])
def test_collection_delete(self):
d = CellDict({'a': ExportedState()}, dynamic=True)
self.setUpForObject(CollectionState(d))
self.assertEqual(
self.getUpdates(),
transform_for_json([
['register_block', 1, 'urlroot', []],
[
'register_cell', 2, 'urlroot/a',
self.object.state()['a'].description()
],
['register_block', 3, 'urlroot/a', []],
['value', 3, {}],
['value', 2, 3],
['value', 1, {
'a': 2
}],
['value', 0, 1],
]))
self.assertEqual(self.getUpdates(), [])
del d['a']
self.assertEqual(self.getUpdates(), [
['value', 1, {}],
['delete', 2],
['delete', 3],
])
def test_subscription(self):
o = BlockCellSpecimen(self.obj_value)
st = CellSubscriptionTester(o.state()['block'])
new = ExportedState()
o.replace_block(new)
st.expect_now(new)
st.unsubscribe()
o.replace_block(self.obj_value)
st.advance() # check for unwanted callbacks
def test_persistence_args(self):
o = unserialize_exported_state(
ctor=ValueAndBlockSpecimen,
kwargs={u'block': ValueAndBlockSpecimen(ExportedState())},
state={
u'value': 1,
})
self.assertEqual(o.state_to_json(), {
u'value': 1,
u'block': {
u'value': 0,
u'block': {},
},
})
def test_persistence_basic(self):
o = ValueAndBlockSpecimen(ValueAndBlockSpecimen(ExportedState()))
self.assertEqual(o.state_to_json(), {
u'value': 0,
u'block': {
u'value': 0,
u'block': {},
},
})
o.state_from_json({
u'value': 1,
u'block': {
u'value': 2,
u'block': {},
},
})
self.assertEqual(o.state_to_json(), {
u'value': 1,
u'block': {
u'value': 2,
u'block': {},
},
})
def __init__(self):
self.__block = ExportedState()
def state_insert(self, key, desc):
if desc['fail']:
raise ValueError('Should be handled')
else:
self.table[key] = ExportedState()
self.table[key].state_from_json(desc)
def setUp(self):
self.obj_value = ExportedState()
self.object = BlockCellSpecimen(self.obj_value)
def setUp(self):
self.st = SubscriptionTester()
self.o = ValueAndBlockSpecimen(ValueAndBlockSpecimen(ExportedState()))
self.calls = 0
self.d = PersistenceChangeDetector(self.o, self.__callback, subscription_context=self.st.context)
