gramps/test/GrampsDb/Cursor_Test.py
Raphael Ackermann c962d5e6e1 2008-02-22 Raphael Ackermann <raphael.ackermann@gmail.com>
* various (294 files)
	pep8 doc fixes & pylint fixes

svn: r10103
2008-02-24 13:55:55 +00:00

164 lines
4.5 KiB
Python

import unittest
import logging
import os
import tempfile
import shutil
import time
import traceback
import sys
from bsddb import dbshelve, db
sys.path.append('../../src')
try:
set()
except NameError:
from sets import Set as set
import const
import RelLib
logger = logging.getLogger('Gramps.GrampsDbBase_Test')
from GrampsDbTestBase import GrampsDbBaseTest
import GrampsDb
class Data(object):
def __init__(self, handle,surname, name):
self.handle = handle
self.surname = surname
self.name = name
## def __repr__(self):
## return repr((self.handle,self.surname,self.name))
class CursorTest(unittest.TestCase):
"""Test the cursor handling."""
def setUp(self):
self._tmpdir = tempfile.mkdtemp()
self.full_name = os.path.join(self._tmpdir,'test.grdb')
self.env = db.DBEnv()
self.env.set_cachesize(0,0x2000000)
self.env.set_lk_max_locks(25000)
self.env.set_lk_max_objects(25000)
self.env.set_flags(db.DB_LOG_AUTOREMOVE,1) # clean up unused logs
# The DB_PRIVATE flag must go if we ever move to multi-user setup
env_flags = db.DB_CREATE|db.DB_RECOVER|db.DB_PRIVATE|\
db.DB_INIT_MPOOL|db.DB_INIT_LOCK|\
db.DB_INIT_LOG|db.DB_INIT_TXN
env_name = "%s/env" % (self._tmpdir,)
if not os.path.isdir(env_name):
os.mkdir(env_name)
self.env.open(env_name,env_flags)
(self.person_map,self.surnames) = self._open_tables()
def _open_tables(self):
dbmap = dbshelve.DBShelf(self.env)
dbmap.db.set_pagesize(16384)
dbmap.open(self.full_name, 'person', db.DB_HASH,
db.DB_CREATE|db.DB_AUTO_COMMIT, 0666)
person_map = dbmap
table_flags = db.DB_CREATE|db.DB_AUTO_COMMIT
surnames = db.DB(self.env)
surnames.set_flags(db.DB_DUP|db.DB_DUPSORT)
surnames.open(self.full_name, "surnames", db.DB_BTREE,
flags=table_flags)
def find_surname(key,data):
return data.surname
person_map.associate(surnames, find_surname, table_flags)
return (person_map,surnames)
def tearDown(self):
shutil.rmtree(self._tmpdir)
def test_simple_insert(self):
"""test insert and retrieve works."""
data = Data(str(1),'surname1','name1')
the_txn = self.env.txn_begin()
self.person_map.put(data.handle,data,txn=the_txn)
the_txn.commit()
v = self.person_map.get(data.handle)
assert v.handle == data.handle
def test_insert_with_curor_closed(self):
"""test_insert_with_curor_closed"""
cursor_txn = self.env.txn_begin()
cursor = self.surnames.cursor(txn=cursor_txn)
cursor.first()
cursor.next()
cursor.close()
cursor_txn.commit()
data = Data(str(2),'surname2','name2')
the_txn = self.env.txn_begin()
self.person_map.put(data.handle,data,txn=the_txn)
the_txn.commit()
v = self.person_map.get(data.handle)
assert v.handle == data.handle
def test_insert_with_curor_open(self):
"""test_insert_with_curor_open"""
cursor_txn = self.env.txn_begin()
cursor = self.surnames.cursor(txn=cursor_txn)
cursor.first()
cursor.next()
data = Data(str(2),'surname2','name2')
the_txn = self.env.txn_begin()
self.person_map.put(data.handle,data,txn=the_txn)
the_txn.commit()
cursor.close()
cursor_txn.commit()
v = self.person_map.get(data.handle)
assert v.handle == data.handle
def xtest_insert_with_curor_open_and_db_open(self):
"""test_insert_with_curor_open_and_db_open"""
(person2,surnames2) = self._open_tables()
cursor_txn = self.env.txn_begin()
cursor = surnames2.cursor(txn=cursor_txn)
cursor.first()
cursor.next()
data = Data(str(2),'surname2','name2')
the_txn = self.env.txn_begin()
self.person_map.put(data.handle,data,txn=the_txn)
the_txn.commit()
cursor.close()
cursor_txn.commit()
v = self.person_map.get(data.handle)
assert v.handle == data.handle
def testSuite():
suite = unittest.makeSuite(CursorTest,'test')
return suite
if __name__ == '__main__':
unittest.TextTestRunner().run(testSuite())