| Current Path : /usr/local/lib/python2.5/bsddb/test/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/local/lib/python2.5/bsddb/test/test_dbshelve.py |
"""
TestCases for checking dbShelve objects.
"""
import sys, os, string
import tempfile, random
from pprint import pprint
from types import *
import unittest
try:
# For Pythons w/distutils pybsddb
from bsddb3 import db, dbshelve
except ImportError:
# For Python 2.3
from bsddb import db, dbshelve
from test_all import verbose
#----------------------------------------------------------------------
# We want the objects to be comparable so we can test dbshelve.values
# later on.
class DataClass:
def __init__(self):
self.value = random.random()
def __cmp__(self, other):
return cmp(self.value, other)
class DBShelveTestCase(unittest.TestCase):
def setUp(self):
self.filename = tempfile.mktemp()
self.do_open()
def tearDown(self):
self.do_close()
try:
os.remove(self.filename)
except os.error:
pass
def mk(self, key):
"""Turn key into an appropriate key type for this db"""
# override in child class for RECNO
return key
def populateDB(self, d):
for x in string.letters:
d[self.mk('S' + x)] = 10 * x # add a string
d[self.mk('I' + x)] = ord(x) # add an integer
d[self.mk('L' + x)] = [x] * 10 # add a list
inst = DataClass() # add an instance
inst.S = 10 * x
inst.I = ord(x)
inst.L = [x] * 10
d[self.mk('O' + x)] = inst
# overridable in derived classes to affect how the shelf is created/opened
def do_open(self):
self.d = dbshelve.open(self.filename)
# and closed...
def do_close(self):
self.d.close()
def test01_basics(self):
if verbose:
print '\n', '-=' * 30
print "Running %s.test01_basics..." % self.__class__.__name__
self.populateDB(self.d)
self.d.sync()
self.do_close()
self.do_open()
d = self.d
l = len(d)
k = d.keys()
s = d.stat()
f = d.fd()
if verbose:
print "length:", l
print "keys:", k
print "stats:", s
assert 0 == d.has_key(self.mk('bad key'))
assert 1 == d.has_key(self.mk('IA'))
assert 1 == d.has_key(self.mk('OA'))
d.delete(self.mk('IA'))
del d[self.mk('OA')]
assert 0 == d.has_key(self.mk('IA'))
assert 0 == d.has_key(self.mk('OA'))
assert len(d) == l-2
values = []
for key in d.keys():
value = d[key]
values.append(value)
if verbose:
print "%s: %s" % (key, value)
self.checkrec(key, value)
dbvalues = d.values()
assert len(dbvalues) == len(d.keys())
values.sort()
dbvalues.sort()
assert values == dbvalues
items = d.items()
assert len(items) == len(values)
for key, value in items:
self.checkrec(key, value)
assert d.get(self.mk('bad key')) == None
assert d.get(self.mk('bad key'), None) == None
assert d.get(self.mk('bad key'), 'a string') == 'a string'
assert d.get(self.mk('bad key'), [1, 2, 3]) == [1, 2, 3]
d.set_get_returns_none(0)
self.assertRaises(db.DBNotFoundError, d.get, self.mk('bad key'))
d.set_get_returns_none(1)
d.put(self.mk('new key'), 'new data')
assert d.get(self.mk('new key')) == 'new data'
assert d[self.mk('new key')] == 'new data'
def test02_cursors(self):
if verbose:
print '\n', '-=' * 30
print "Running %s.test02_cursors..." % self.__class__.__name__
self.populateDB(self.d)
d = self.d
count = 0
c = d.cursor()
rec = c.first()
while rec is not None:
count = count + 1
if verbose:
print rec
key, value = rec
self.checkrec(key, value)
rec = c.next()
del c
assert count == len(d)
count = 0
c = d.cursor()
rec = c.last()
while rec is not None:
count = count + 1
if verbose:
print rec
key, value = rec
self.checkrec(key, value)
rec = c.prev()
assert count == len(d)
c.set(self.mk('SS'))
key, value = c.current()
self.checkrec(key, value)
del c
def test03_append(self):
# NOTE: this is overridden in RECNO subclass, don't change its name.
if verbose:
print '\n', '-=' * 30
print "Running %s.test03_append..." % self.__class__.__name__
self.assertRaises(dbshelve.DBShelveError,
self.d.append, 'unit test was here')
def checkrec(self, key, value):
# override this in a subclass if the key type is different
x = key[1]
if key[0] == 'S':
assert type(value) == StringType
assert value == 10 * x
elif key[0] == 'I':
assert type(value) == IntType
assert value == ord(x)
elif key[0] == 'L':
assert type(value) == ListType
assert value == [x] * 10
elif key[0] == 'O':
assert type(value) == InstanceType
assert value.S == 10 * x
assert value.I == ord(x)
assert value.L == [x] * 10
else:
raise AssertionError, 'Unknown key type, fix the test'
#----------------------------------------------------------------------
class BasicShelveTestCase(DBShelveTestCase):
def do_open(self):
self.d = dbshelve.DBShelf()
self.d.open(self.filename, self.dbtype, self.dbflags)
def do_close(self):
self.d.close()
class BTreeShelveTestCase(BasicShelveTestCase):
dbtype = db.DB_BTREE
dbflags = db.DB_CREATE
class HashShelveTestCase(BasicShelveTestCase):
dbtype = db.DB_HASH
dbflags = db.DB_CREATE
class ThreadBTreeShelveTestCase(BasicShelveTestCase):
dbtype = db.DB_BTREE
dbflags = db.DB_CREATE | db.DB_THREAD
class ThreadHashShelveTestCase(BasicShelveTestCase):
dbtype = db.DB_HASH
dbflags = db.DB_CREATE | db.DB_THREAD
#----------------------------------------------------------------------
class BasicEnvShelveTestCase(DBShelveTestCase):
def do_open(self):
self.homeDir = homeDir = os.path.join(
os.path.dirname(sys.argv[0]), 'db_home')
try: os.mkdir(homeDir)
except os.error: pass
self.env = db.DBEnv()
self.env.open(homeDir, self.envflags | db.DB_INIT_MPOOL | db.DB_CREATE)
self.filename = os.path.split(self.filename)[1]
self.d = dbshelve.DBShelf(self.env)
self.d.open(self.filename, self.dbtype, self.dbflags)
def do_close(self):
self.d.close()
self.env.close()
def tearDown(self):
self.do_close()
import glob
files = glob.glob(os.path.join(self.homeDir, '*'))
for file in files:
os.remove(file)
class EnvBTreeShelveTestCase(BasicEnvShelveTestCase):
envflags = 0
dbtype = db.DB_BTREE
dbflags = db.DB_CREATE
class EnvHashShelveTestCase(BasicEnvShelveTestCase):
envflags = 0
dbtype = db.DB_HASH
dbflags = db.DB_CREATE
class EnvThreadBTreeShelveTestCase(BasicEnvShelveTestCase):
envflags = db.DB_THREAD
dbtype = db.DB_BTREE
dbflags = db.DB_CREATE | db.DB_THREAD
class EnvThreadHashShelveTestCase(BasicEnvShelveTestCase):
envflags = db.DB_THREAD
dbtype = db.DB_HASH
dbflags = db.DB_CREATE | db.DB_THREAD
#----------------------------------------------------------------------
# test cases for a DBShelf in a RECNO DB.
class RecNoShelveTestCase(BasicShelveTestCase):
dbtype = db.DB_RECNO
dbflags = db.DB_CREATE
def setUp(self):
BasicShelveTestCase.setUp(self)
# pool to assign integer key values out of
self.key_pool = list(range(1, 5000))
self.key_map = {} # map string keys to the number we gave them
self.intkey_map = {} # reverse map of above
def mk(self, key):
if key not in self.key_map:
self.key_map[key] = self.key_pool.pop(0)
self.intkey_map[self.key_map[key]] = key
return self.key_map[key]
def checkrec(self, intkey, value):
key = self.intkey_map[intkey]
BasicShelveTestCase.checkrec(self, key, value)
def test03_append(self):
if verbose:
print '\n', '-=' * 30
print "Running %s.test03_append..." % self.__class__.__name__
self.d[1] = 'spam'
self.d[5] = 'eggs'
self.assertEqual(6, self.d.append('spam'))
self.assertEqual(7, self.d.append('baked beans'))
self.assertEqual('spam', self.d.get(6))
self.assertEqual('spam', self.d.get(1))
self.assertEqual('baked beans', self.d.get(7))
self.assertEqual('eggs', self.d.get(5))
#----------------------------------------------------------------------
def test_suite():
suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(DBShelveTestCase))
suite.addTest(unittest.makeSuite(BTreeShelveTestCase))
suite.addTest(unittest.makeSuite(HashShelveTestCase))
suite.addTest(unittest.makeSuite(ThreadBTreeShelveTestCase))
suite.addTest(unittest.makeSuite(ThreadHashShelveTestCase))
suite.addTest(unittest.makeSuite(EnvBTreeShelveTestCase))
suite.addTest(unittest.makeSuite(EnvHashShelveTestCase))
suite.addTest(unittest.makeSuite(EnvThreadBTreeShelveTestCase))
suite.addTest(unittest.makeSuite(EnvThreadHashShelveTestCase))
suite.addTest(unittest.makeSuite(RecNoShelveTestCase))
return suite
if __name__ == '__main__':
unittest.main(defaultTest='test_suite')