def test_default_factory(self):
lru_dict = LRUDict(1, default_factory=list)
self.assertEqual(lru_dict['foo'], [])
lru_dict['bar'].append('bar')
self.assertEqual(lru_dict, {'bar': ['bar']})
def get_cache(self):
from trytond.cache import LRUDict
keys = tuple(((key, self.context[key])
for key in sorted(self.cache_keys)
if key in self.context))
return self.cache.setdefault((self.user, keys),
LRUDict(config.getint('cache', 'model')))
def test_setdefault(self):
lru_dict = LRUDict(1)
lru_dict['foo'] = 'foo'
self.assertEqual(len(lru_dict), 1)
lru_dict.setdefault('bar', 'value')
self.assertEqual(len(lru_dict), 1)
self.assertEqual(lru_dict, {'bar': 'value'})
def test_setitem(self):
lru_dict = LRUDict(1)
lru_dict['foo'] = 'foo'
self.assertEqual(len(lru_dict), 1)
lru_dict['bar'] = 'bar'
self.assertEqual(len(lru_dict), 1)
self.assertEqual(lru_dict, {'bar': 'bar'})
def get_cache(self):
from trytond.cache import LRUDict
from trytond.transaction import Transaction
user = Transaction().user
context = Transaction().context
keys = tuple(((key, context[key]) for key in sorted(self.cache_keys)
if key in context))
return self.cache.setdefault((user, keys),
LRUDict(config.getint('cache', 'model')))
def __new__(cls, new=False):
from trytond.pool import Pool
from trytond.cache import LRUDict
transactions = cls._local.transactions
if new or not transactions:
instance = super(Transaction, cls).__new__(cls)
instance.cache = LRUDict(
_cache_transaction,
lambda: LRUDict(_cache_model,
lambda name: LRUDict(
record_cache_size(instance),
Pool().get(name)._record),
default_factory_with_key=True))
instance._atexit = []
transactions.append(instance)
else:
instance = transactions[-1]
return instance
def test_update(self):
lru_dict = LRUDict(1)
lru_dict['foo'] = 'foo'
self.assertEqual(len(lru_dict), 1)
lru_dict.update(bar='bar')
lru_dict.update(baz='baz')
self.assertEqual(len(lru_dict), 1)
self.assertEqual(lru_dict, {'baz': 'baz'})
def test_default_factory_with_key(self):
lru_dict = LRUDict(
1, default_factory=lambda k: k, default_factory_with_key=True)
self.assertEqual(lru_dict['foo'], 'foo')