cpython/Lib/bsddb/test/test_misc.py
Gregory P. Smith 568065e9d1 Fixes issue1371 and reenables those tests.
Merge r58757 and r58758 from trunk.
Undoes incorrect dbtables fix and errant strdup introduced as
described below:

r58757 | gregory.p.smith | 2007-11-01 14:08:14 -0700 (Thu, 01 Nov 2007) | 4 lines

Fix bug introduced in revision 58385.  Database keys could no longer
have NULL bytes in them.  Replace the errant strdup with a
malloc+memcpy.  Adds a unit test for the correct behavior.

r58758 | gregory.p.smith | 2007-11-01 14:15:36 -0700 (Thu, 01 Nov 2007) | 3 lines

Undo revision 58533 58534 fixes.  Those were a workaround for
a problem introduced by 58385.
2007-11-01 21:55:08 +00:00

97 lines
2.8 KiB
Python

"""Miscellaneous bsddb module test cases
"""
import os
import shutil
import sys
import unittest
import tempfile
try:
# For Pythons w/distutils pybsddb
from bsddb3 import db, dbshelve, hashopen
except ImportError:
# For the bundled bsddb
from bsddb import db, dbshelve, hashopen
#----------------------------------------------------------------------
class MiscTestCase(unittest.TestCase):
def setUp(self):
self.filename = self.__class__.__name__ + '.db'
self.homeDir = tempfile.mkdtemp()
def tearDown(self):
try:
os.remove(self.filename)
except OSError:
pass
shutil.rmtree(self.homeDir)
def test01_badpointer(self):
dbs = dbshelve.open(self.filename)
dbs.close()
self.assertRaises(db.DBError, dbs.get, b"foo")
def test02_db_home(self):
env = db.DBEnv()
# check for crash fixed when db_home is used before open()
assert env.db_home is None
env.open(self.homeDir, db.DB_CREATE)
assert self.homeDir == env.db_home
def test03_repr_closed_db(self):
db = hashopen(self.filename)
db.close()
rp = repr(db)
self.assertEquals(rp, "{}")
# http://sourceforge.net/tracker/index.php?func=detail&aid=1708868&group_id=13900&atid=313900
#
# See the bug report for details.
#
# The problem was that make_key_dbt() was not allocating a copy of
# string keys but FREE_DBT() was always being told to free it when the
# database was opened with DB_THREAD.
def test04_double_free_make_key_dbt(self):
try:
db1 = db.DB()
db1.open(self.filename, None, db.DB_BTREE,
db.DB_CREATE | db.DB_THREAD)
curs = db1.cursor()
t = curs.get(b"/foo", db.DB_SET)
# double free happened during exit from DBC_get
finally:
db1.close()
os.unlink(self.filename)
def test05_key_with_null_bytes(self):
try:
db1 = db.DB()
db1.open(self.filename, None, db.DB_HASH, db.DB_CREATE)
db1[b'a'] = b'eh?'
db1[b'a\x00'] = b'eh zed.'
db1[b'a\x00a'] = b'eh zed eh?'
db1[b'aaa'] = b'eh eh eh!'
keys = db1.keys()
keys.sort()
self.assertEqual([b'a', b'a\x00', b'a\x00a', b'aaa'], keys)
self.assertEqual(db1[b'a'], b'eh?')
self.assertEqual(db1[b'a\x00'], b'eh zed.')
self.assertEqual(db1[b'a\x00a'], b'eh zed eh?')
self.assertEqual(db1[b'aaa'], b'eh eh eh!')
finally:
db1.close()
os.unlink(self.filename)
#----------------------------------------------------------------------
def test_suite():
return unittest.makeSuite(MiscTestCase)
if __name__ == '__main__':
unittest.main(defaultTest='test_suite')