Viewing file:  test_dbobj.py (2.44 KB) -rw-r--r--
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import sys, os, string
import unittest
import glob
try:
# For Pythons w/distutils pybsddb
from bsddb3 import db, dbobj
except ImportError:
# For Python 2.3
from bsddb import db, dbobj
#----------------------------------------------------------------------
class dbobjTestCase(unittest.TestCase):
"""Verify that dbobj.DB and dbobj.DBEnv work properly"""
db_home = 'db_home'
db_name = 'test-dbobj.db'
def setUp(self):
homeDir = os.path.join(os.path.dirname(sys.argv[0]), 'db_home')
self.homeDir = homeDir
try: os.mkdir(homeDir)
except os.error: pass
def tearDown(self):
if hasattr(self, 'db'):
del self.db
if hasattr(self, 'env'):
del self.env
files = glob.glob(os.path.join(self.homeDir, '*'))
for file in files:
os.remove(file)
def test01_both(self):
class TestDBEnv(dbobj.DBEnv): pass
class TestDB(dbobj.DB):
def put(self, key, *args, **kwargs):
key = string.upper(key)
# call our parent classes put method with an upper case key
return apply(dbobj.DB.put, (self, key) + args, kwargs)
self.env = TestDBEnv()
self.env.open(self.homeDir, db.DB_CREATE | db.DB_INIT_MPOOL)
self.db = TestDB(self.env)
self.db.open(self.db_name, db.DB_HASH, db.DB_CREATE)
self.db.put('spam', 'eggs')
assert self.db.get('spam') == None, \
"overridden dbobj.DB.put() method failed [1]"
assert self.db.get('SPAM') == 'eggs', \
"overridden dbobj.DB.put() method failed [2]"
self.db.close()
self.env.close()
def test02_dbobj_dict_interface(self):
self.env = dbobj.DBEnv()
self.env.open(self.homeDir, db.DB_CREATE | db.DB_INIT_MPOOL)
self.db = dbobj.DB(self.env)
self.db.open(self.db_name+'02', db.DB_HASH, db.DB_CREATE)
# __setitem__
self.db['spam'] = 'eggs'
# __len__
assert len(self.db) == 1
# __getitem__
assert self.db['spam'] == 'eggs'
# __del__
del self.db['spam']
assert self.db.get('spam') == None, "dbobj __del__ failed"
self.db.close()
self.env.close()
#----------------------------------------------------------------------
def test_suite():
return unittest.makeSuite(dbobjTestCase)
if __name__ == '__main__':
unittest.main(defaultTest='test_suite')
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