def test_configuration(self):
# verify defaults ....
expected = 0
# ... on db
db = self.db
self.assertEqual(db.getCacheSizeBytes(), expected)
self.assertEqual(db.getHistoricalCacheSizeBytes(), expected)
# ... on connection
conn = self.conn
self.assertEqual(conn._cache.cache_size_bytes, expected)
# verify explicit setting ...
expected = 10000
# ... on db
db = databaseFromString("<zodb>\n"
" cache-size-bytes %d\n"
" historical-cache-size-bytes %d\n"
" <mappingstorage />\n"
"</zodb>" % (expected, expected + 1))
self.assertEqual(db.getCacheSizeBytes(), expected)
self.assertEqual(db.getHistoricalCacheSizeBytes(), expected + 1)
# ... on connectionB
conn = db.open()
self.assertEqual(conn._cache.cache_size_bytes, expected)
# test huge (larger than 4 byte) size limit
db = databaseFromString("<zodb>\n"
" cache-size-bytes 8GB\n"
" <mappingstorage />\n"
"</zodb>")
self.assertEqual(db.getCacheSizeBytes(), 0x1 << 33)
def test_configuration(self):
# verify defaults ....
expected = 0
# ... on db
db = self.db
self.assertEqual(db.getCacheSizeBytes(), expected)
self.assertEqual(db.getHistoricalCacheSizeBytes(), expected)
# ... on connection
conn = self.conn
self.assertEqual(conn._cache.cache_size_bytes, expected)
# verify explicit setting ...
expected = 10000
# ... on db
db = databaseFromString("<zodb>\n"
" cache-size-bytes %d\n"
" historical-cache-size-bytes %d\n"
" <mappingstorage />\n"
"</zodb>"
% (expected, expected+1)
)
self.assertEqual(db.getCacheSizeBytes(), expected)
self.assertEqual(db.getHistoricalCacheSizeBytes(), expected+1)
# ... on connectionB
conn = db.open()
self.assertEqual(conn._cache.cache_size_bytes, expected)
# test huge (larger than 4 byte) size limit
db = databaseFromString("<zodb>\n"
" cache-size-bytes 8GB\n"
" <mappingstorage />\n"
"</zodb>"
)
self.assertEqual(db.getCacheSizeBytes(), 0x1 << 33)
def test_must_have_relstorage(self):
with self.assertRaisesRegexp(AssertionError, "Invalid storage"):
databaseFromString("""\
%import newt.db
<newtdb foo>
<zodb>
<mappingstorage>
</mappingstorage>
</zodb>
</newtdb>
""")
def setUp(self):
ZODB.tests.util.TestCase.setUp(self)
self.db = db = databaseFromString("<zodb>\n<mappingstorage/>\n</zodb>")
self.conn = c = db.open()
self.obj = obj = _PlayPersistent()
c.root()['obj'] = obj
transaction.commit()
def setUp(self):
ZODB.tests.util.TestCase.setUp(self)
self.db = db = databaseFromString("<zodb>\n<mappingstorage/>\n</zodb>")
self.conn = c = db.open()
self.obj = obj = _PlayPersistent()
c.root()['obj'] = obj
transaction.commit()
def test_newt(self):
db = databaseFromString("""\
%%import newt.db
<newtdb foo>
<zodb>
<relstorage>
<newt>
<postgresql>
dsn dbname=%s
</postgresql>
</newt>
</relstorage>
</zodb>
</newtdb>
""" % self.dbname)
from .._db import NewtDB
self.assertEqual(db.__class__, NewtDB)
from relstorage.storage import RelStorage
self.assertEqual(db.storage.__class__, RelStorage)
from .._adapter import Adapter
self.assertEqual(db.storage._adapter.__class__, Adapter)
db.close()
def test_mvccadapterNewTransactionVsInvalidations(self):
"""
Check that polled invalidations are consistent with the TID at which
the transaction operates. Otherwise, it's like we miss invalidations.
"""
db = databaseFromString("<zodb>\n<mappingstorage/>\n</zodb>")
try:
t1 = transaction.TransactionManager()
c1 = db.open(t1)
r1 = c1.root()
r1['a'] = 1
t1.commit()
t2 = transaction.TransactionManager()
c2 = db.open(t2)
c2.root()['b'] = 1
s1 = c1._storage
l1 = s1._lock
@contextmanager
def beforeLock1():
s1._lock = l1
t2.commit()
with l1:
yield
s1._lock = beforeLock1()
t1.begin()
self.assertIs(s1._lock, l1)
self.assertIn('b', r1)
finally:
db.close()
def setUp(self):
ZODB.tests.util.TestCase.setUp(self)
from ZODB.Connection import Connection
self.db = db = databaseFromString("<zodb>\n<mappingstorage/>\n</zodb>")
self.datamgr = self.db.open()
self.object = StubObject()
self.datamgr.add(self.object)
transaction.commit()
self.handler = loggingsupport.InstalledHandler("ZODB")
def setUp(self):
ZODB.tests.util.TestCase.setUp(self)
from ZODB.Connection import Connection
self.db = db = databaseFromString("<zodb>\n<mappingstorage/>\n</zodb>")
self.datamgr = self.db.open()
self.object = StubObject()
self.datamgr.add(self.object)
transaction.commit()
self.handler = loggingsupport.InstalledHandler("ZODB")
def __new__(self, *args, **kwargs):
db = None
if 'string' in kwargs:
db = config.databaseFromString(kwargs['string'])
if 'file' in kwargs:
db = config.databaseFromFile(kwargs['file'])
if 'url' in kwargs:
db = config.databaseFromURL(kwargs['url'])
if not db:
raise ValueError('unable to obtain ZODB object from arguments')
alsoProvides(db, IZODBDatabase)
return db
def __new__(self, *args, **kwargs):
db = None
if 'string' in kwargs:
db = config.databaseFromString(kwargs['string'])
if 'file' in kwargs:
db = config.databaseFromFile(kwargs['file'])
if 'url' in kwargs:
db = config.databaseFromURL(kwargs['url'])
if not db:
raise ValueError('unable to obtain ZODB object from arguments')
alsoProvides(db, IZODBDatabase)
return db
def test_aux(self):
from newt.db import pg_connection
conn = pg_connection(self.dsn)
with conn:
with conn.cursor() as cursor:
cursor.execute("create table extra (zoid bigint)")
cursor.execute("create table extra2 (zoid bigint)")
conn.close()
db = databaseFromString("""\
%%import newt.db
<newtdb foo>
<zodb>
<relstorage>
<newt>
auxiliary-tables extra extra2
<postgresql>
dsn dbname=%s
</postgresql>
</newt>
</relstorage>
</zodb>
</newtdb>
""" % self.dbname)
from .._db import NewtDB
self.assertEqual(db.__class__, NewtDB)
from relstorage.storage import RelStorage
self.assertEqual(db.storage.__class__, RelStorage)
from .._adapter import Adapter
self.assertEqual(db.storage._adapter.__class__, Adapter)
self.assertEqual(db.storage._adapter.mover.auxiliary_tables,
['extra', 'extra2'])
db.close()
def test_connection_interface(self):
from ZODB.interfaces import IConnection
db = databaseFromString("<zodb>\n<mappingstorage/>\n</zodb>")
cn = db.open()
verifyObject(IConnection, cn)
def test_connection_interface(self):
from ZODB.interfaces import IConnection
db = databaseFromString("<zodb>\n<mappingstorage/>\n</zodb>")
cn = db.open()
verifyObject(IConnection, cn)
def databaseFromDict(**kw):
return databaseFromString(
"%%import neo.client\n"
"<zodb>\n <NEOStorage>\n%s </NEOStorage>\n</zodb>\n" %
''.join(' %s %s\n' % x for x in kw.iteritems()))
