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openmedialibrary_platform/Darwin/lib/python2.7/bsddb/test/test_basics.py

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Open Media Library Platform
2013-10-11 17:28:32 +00:00
"""
Basic TestCases for BTree and hash DBs, with and without a DBEnv, with
various DB flags, etc.
"""
import os
import errno
import string
from pprint import pprint
import unittest
import time
import sys
from test_all import db, test_support, verbose, get_new_environment_path, \
get_new_database_path
DASH = '-'
#----------------------------------------------------------------------
class VersionTestCase(unittest.TestCase):
def test00_version(self):
info = db.version()
if verbose:
print '\n', '-=' * 20
print 'bsddb.db.version(): %s' % (info, )
print db.DB_VERSION_STRING
print '-=' * 20
self.assertEqual(info, (db.DB_VERSION_MAJOR, db.DB_VERSION_MINOR,
db.DB_VERSION_PATCH))
#----------------------------------------------------------------------
class BasicTestCase(unittest.TestCase):
dbtype = db.DB_UNKNOWN # must be set in derived class
cachesize = (0, 1024*1024, 1)
dbopenflags = 0
dbsetflags = 0
dbmode = 0660
dbname = None
useEnv = 0
envflags = 0
envsetflags = 0
_numKeys = 1002 # PRIVATE. NOTE: must be an even value
def setUp(self):
if self.useEnv:
self.homeDir=get_new_environment_path()
try:
self.env = db.DBEnv()
self.env.set_lg_max(1024*1024)
self.env.set_tx_max(30)
self._t = int(time.time())
self.env.set_tx_timestamp(self._t)
self.env.set_flags(self.envsetflags, 1)
self.env.open(self.homeDir, self.envflags | db.DB_CREATE)
self.filename = "test"
# Yes, a bare except is intended, since we're re-raising the exc.
except:
test_support.rmtree(self.homeDir)
raise
else:
self.env = None
self.filename = get_new_database_path()
# create and open the DB
self.d = db.DB(self.env)
if not self.useEnv :
self.d.set_cachesize(*self.cachesize)
cachesize = self.d.get_cachesize()
self.assertEqual(cachesize[0], self.cachesize[0])
self.assertEqual(cachesize[2], self.cachesize[2])
# Berkeley DB expands the cache 25% accounting overhead,
# if the cache is small.
self.assertEqual(125, int(100.0*cachesize[1]/self.cachesize[1]))
self.d.set_flags(self.dbsetflags)
if self.dbname:
self.d.open(self.filename, self.dbname, self.dbtype,
self.dbopenflags|db.DB_CREATE, self.dbmode)
else:
self.d.open(self.filename, # try out keyword args
mode = self.dbmode,
dbtype = self.dbtype,
flags = self.dbopenflags|db.DB_CREATE)
if not self.useEnv:
self.assertRaises(db.DBInvalidArgError,
self.d.set_cachesize, *self.cachesize)
self.populateDB()
def tearDown(self):
self.d.close()
if self.env is not None:
self.env.close()
test_support.rmtree(self.homeDir)
else:
os.remove(self.filename)
def populateDB(self, _txn=None):
d = self.d
for x in range(self._numKeys//2):
key = '%04d' % (self._numKeys - x) # insert keys in reverse order
data = self.makeData(key)
d.put(key, data, _txn)
d.put('empty value', '', _txn)
for x in range(self._numKeys//2-1):
key = '%04d' % x # and now some in forward order
data = self.makeData(key)
d.put(key, data, _txn)
if _txn:
_txn.commit()
num = len(d)
if verbose:
print "created %d records" % num
def makeData(self, key):
return DASH.join([key] * 5)
#----------------------------------------
def test01_GetsAndPuts(self):
d = self.d
if verbose:
print '\n', '-=' * 30
print "Running %s.test01_GetsAndPuts..." % self.__class__.__name__
for key in ['0001', '0100', '0400', '0700', '0999']:
data = d.get(key)
if verbose:
print data
self.assertEqual(d.get('0321'), '0321-0321-0321-0321-0321')
# By default non-existent keys return None...
self.assertEqual(d.get('abcd'), None)
# ...but they raise exceptions in other situations. Call
# set_get_returns_none() to change it.
try:
d.delete('abcd')
except db.DBNotFoundError, val:
if sys.version_info < (2, 6) :
self.assertEqual(val[0], db.DB_NOTFOUND)
else :
self.assertEqual(val.args[0], db.DB_NOTFOUND)
if verbose: print val
else:
self.fail("expected exception")
d.put('abcd', 'a new record')
self.assertEqual(d.get('abcd'), 'a new record')
d.put('abcd', 'same key')
if self.dbsetflags & db.DB_DUP:
self.assertEqual(d.get('abcd'), 'a new record')
else:
self.assertEqual(d.get('abcd'), 'same key')
try:
d.put('abcd', 'this should fail', flags=db.DB_NOOVERWRITE)
except db.DBKeyExistError, val:
if sys.version_info < (2, 6) :
self.assertEqual(val[0], db.DB_KEYEXIST)
else :
self.assertEqual(val.args[0], db.DB_KEYEXIST)
if verbose: print val
else:
self.fail("expected exception")
if self.dbsetflags & db.DB_DUP:
self.assertEqual(d.get('abcd'), 'a new record')
else:
self.assertEqual(d.get('abcd'), 'same key')
d.sync()
d.close()
del d
self.d = db.DB(self.env)
if self.dbname:
self.d.open(self.filename, self.dbname)
else:
self.d.open(self.filename)
d = self.d
self.assertEqual(d.get('0321'), '0321-0321-0321-0321-0321')
if self.dbsetflags & db.DB_DUP:
self.assertEqual(d.get('abcd'), 'a new record')
else:
self.assertEqual(d.get('abcd'), 'same key')
rec = d.get_both('0555', '0555-0555-0555-0555-0555')
if verbose:
print rec
self.assertEqual(d.get_both('0555', 'bad data'), None)
# test default value
data = d.get('bad key', 'bad data')
self.assertEqual(data, 'bad data')
# any object can pass through
data = d.get('bad key', self)
self.assertEqual(data, self)
s = d.stat()
self.assertEqual(type(s), type({}))
if verbose:
print 'd.stat() returned this dictionary:'
pprint(s)
#----------------------------------------
def test02_DictionaryMethods(self):
d = self.d
if verbose:
print '\n', '-=' * 30
print "Running %s.test02_DictionaryMethods..." % \
self.__class__.__name__
for key in ['0002', '0101', '0401', '0701', '0998']:
data = d[key]
self.assertEqual(data, self.makeData(key))
if verbose:
print data
self.assertEqual(len(d), self._numKeys)
keys = d.keys()
self.assertEqual(len(keys), self._numKeys)
self.assertEqual(type(keys), type([]))
d['new record'] = 'a new record'
self.assertEqual(len(d), self._numKeys+1)
keys = d.keys()
self.assertEqual(len(keys), self._numKeys+1)
d['new record'] = 'a replacement record'
self.assertEqual(len(d), self._numKeys+1)
keys = d.keys()
self.assertEqual(len(keys), self._numKeys+1)
if verbose:
print "the first 10 keys are:"
pprint(keys[:10])
self.assertEqual(d['new record'], 'a replacement record')
# We check also the positional parameter
self.assertEqual(d.has_key('0001', None), 1)
# We check also the keyword parameter
self.assertEqual(d.has_key('spam', txn=None), 0)
items = d.items()
self.assertEqual(len(items), self._numKeys+1)
self.assertEqual(type(items), type([]))
self.assertEqual(type(items[0]), type(()))
self.assertEqual(len(items[0]), 2)
if verbose:
print "the first 10 items are:"
pprint(items[:10])
values = d.values()
self.assertEqual(len(values), self._numKeys+1)
self.assertEqual(type(values), type([]))
if verbose:
print "the first 10 values are:"
pprint(values[:10])
#----------------------------------------
def test02b_SequenceMethods(self):
d = self.d
for key in ['0002', '0101', '0401', '0701', '0998']:
data = d[key]
self.assertEqual(data, self.makeData(key))
if verbose:
print data
self.assertTrue(hasattr(d, "__contains__"))
self.assertTrue("0401" in d)
self.assertFalse("1234" in d)
#----------------------------------------
def test03_SimpleCursorStuff(self, get_raises_error=0, set_raises_error=0):
if verbose:
print '\n', '-=' * 30
print "Running %s.test03_SimpleCursorStuff (get_error %s, set_error %s)..." % \
(self.__class__.__name__, get_raises_error, set_raises_error)
if self.env and self.dbopenflags & db.DB_AUTO_COMMIT:
txn = self.env.txn_begin()
else:
txn = None
c = self.d.cursor(txn=txn)
rec = c.first()
count = 0
while rec is not None:
count = count + 1
if verbose and count % 100 == 0:
print rec
try:
rec = c.next()
except db.DBNotFoundError, val:
if get_raises_error:
if sys.version_info < (2, 6) :
self.assertEqual(val[0], db.DB_NOTFOUND)
else :
self.assertEqual(val.args[0], db.DB_NOTFOUND)
if verbose: print val
rec = None
else:
self.fail("unexpected DBNotFoundError")
self.assertEqual(c.get_current_size(), len(c.current()[1]),
"%s != len(%r)" % (c.get_current_size(), c.current()[1]))
self.assertEqual(count, self._numKeys)
rec = c.last()
count = 0
while rec is not None:
count = count + 1
if verbose and count % 100 == 0:
print rec
try:
rec = c.prev()
except db.DBNotFoundError, val:
if get_raises_error:
if sys.version_info < (2, 6) :
self.assertEqual(val[0], db.DB_NOTFOUND)
else :
self.assertEqual(val.args[0], db.DB_NOTFOUND)
if verbose: print val
rec = None
else:
self.fail("unexpected DBNotFoundError")
self.assertEqual(count, self._numKeys)
rec = c.set('0505')
rec2 = c.current()
self.assertEqual(rec, rec2)
self.assertEqual(rec[0], '0505')
self.assertEqual(rec[1], self.makeData('0505'))
self.assertEqual(c.get_current_size(), len(rec[1]))
# make sure we get empty values properly
rec = c.set('empty value')
self.assertEqual(rec[1], '')
self.assertEqual(c.get_current_size(), 0)
try:
n = c.set('bad key')
except db.DBNotFoundError, val:
if sys.version_info < (2, 6) :
self.assertEqual(val[0], db.DB_NOTFOUND)
else :
self.assertEqual(val.args[0], db.DB_NOTFOUND)
if verbose: print val
else:
if set_raises_error:
self.fail("expected exception")
if n is not None:
self.fail("expected None: %r" % (n,))
rec = c.get_both('0404', self.makeData('0404'))
self.assertEqual(rec, ('0404', self.makeData('0404')))
try:
n = c.get_both('0404', 'bad data')
except db.DBNotFoundError, val:
if sys.version_info < (2, 6) :
self.assertEqual(val[0], db.DB_NOTFOUND)
else :
self.assertEqual(val.args[0], db.DB_NOTFOUND)
if verbose: print val
else:
if get_raises_error:
self.fail("expected exception")
if n is not None:
self.fail("expected None: %r" % (n,))
if self.d.get_type() == db.DB_BTREE:
rec = c.set_range('011')
if verbose:
print "searched for '011', found: ", rec
rec = c.set_range('011',dlen=0,doff=0)
if verbose:
print "searched (partial) for '011', found: ", rec
if rec[1] != '': self.fail('expected empty data portion')
ev = c.set_range('empty value')
if verbose:
print "search for 'empty value' returned", ev
if ev[1] != '': self.fail('empty value lookup failed')
c.set('0499')
c.delete()
try:
rec = c.current()
except db.DBKeyEmptyError, val:
if get_raises_error:
if sys.version_info < (2, 6) :
self.assertEqual(val[0], db.DB_KEYEMPTY)
else :
self.assertEqual(val.args[0], db.DB_KEYEMPTY)
if verbose: print val
else:
self.fail("unexpected DBKeyEmptyError")
else:
if get_raises_error:
self.fail('DBKeyEmptyError exception expected')
c.next()
c2 = c.dup(db.DB_POSITION)
self.assertEqual(c.current(), c2.current())
c2.put('', 'a new value', db.DB_CURRENT)
self.assertEqual(c.current(), c2.current())
self.assertEqual(c.current()[1], 'a new value')
c2.put('', 'er', db.DB_CURRENT, dlen=0, doff=5)
self.assertEqual(c2.current()[1], 'a newer value')
c.close()
c2.close()
if txn:
txn.commit()
# time to abuse the closed cursors and hope we don't crash
methods_to_test = {
'current': (),
'delete': (),
'dup': (db.DB_POSITION,),
'first': (),
'get': (0,),
'next': (),
'prev': (),
'last': (),
'put':('', 'spam', db.DB_CURRENT),
'set': ("0505",),
}
for method, args in methods_to_test.items():
try:
if verbose:
print "attempting to use a closed cursor's %s method" % \
method
# a bug may cause a NULL pointer dereference...
getattr(c, method)(*args)
except db.DBError, val:
if sys.version_info < (2, 6) :
self.assertEqual(val[0], 0)
else :
self.assertEqual(val.args[0], 0)
if verbose: print val
else:
self.fail("no exception raised when using a buggy cursor's"
"%s method" % method)
#
# free cursor referencing a closed database, it should not barf:
#
oldcursor = self.d.cursor(txn=txn)
self.d.close()
# this would originally cause a segfault when the cursor for a
# closed database was cleaned up. it should not anymore.
# SF pybsddb bug id 667343
del oldcursor
def test03b_SimpleCursorWithoutGetReturnsNone0(self):
# same test but raise exceptions instead of returning None
if verbose:
print '\n', '-=' * 30
print "Running %s.test03b_SimpleCursorStuffWithoutGetReturnsNone..." % \
self.__class__.__name__
old = self.d.set_get_returns_none(0)
self.assertEqual(old, 2)
self.test03_SimpleCursorStuff(get_raises_error=1, set_raises_error=1)
def test03b_SimpleCursorWithGetReturnsNone1(self):
# same test but raise exceptions instead of returning None
if verbose:
print '\n', '-=' * 30
print "Running %s.test03b_SimpleCursorStuffWithoutGetReturnsNone..." % \
self.__class__.__name__
old = self.d.set_get_returns_none(1)
self.test03_SimpleCursorStuff(get_raises_error=0, set_raises_error=1)
def test03c_SimpleCursorGetReturnsNone2(self):
# same test but raise exceptions instead of returning None
if verbose:
print '\n', '-=' * 30
print "Running %s.test03c_SimpleCursorStuffWithoutSetReturnsNone..." % \
self.__class__.__name__
old = self.d.set_get_returns_none(1)
self.assertEqual(old, 2)
old = self.d.set_get_returns_none(2)
self.assertEqual(old, 1)
self.test03_SimpleCursorStuff(get_raises_error=0, set_raises_error=0)
if db.version() >= (4, 6):
def test03d_SimpleCursorPriority(self) :
c = self.d.cursor()
c.set_priority(db.DB_PRIORITY_VERY_LOW) # Positional
self.assertEqual(db.DB_PRIORITY_VERY_LOW, c.get_priority())
c.set_priority(priority=db.DB_PRIORITY_HIGH) # Keyword
self.assertEqual(db.DB_PRIORITY_HIGH, c.get_priority())
c.close()
#----------------------------------------
def test04_PartialGetAndPut(self):
d = self.d
if verbose:
print '\n', '-=' * 30
print "Running %s.test04_PartialGetAndPut..." % \
self.__class__.__name__
key = "partialTest"
data = "1" * 1000 + "2" * 1000
d.put(key, data)
self.assertEqual(d.get(key), data)
self.assertEqual(d.get(key, dlen=20, doff=990),
("1" * 10) + ("2" * 10))
d.put("partialtest2", ("1" * 30000) + "robin" )
self.assertEqual(d.get("partialtest2", dlen=5, doff=30000), "robin")
# There seems to be a bug in DB here... Commented out the test for
# now.
##self.assertEqual(d.get("partialtest2", dlen=5, doff=30010), "")
if self.dbsetflags != db.DB_DUP:
# Partial put with duplicate records requires a cursor
d.put(key, "0000", dlen=2000, doff=0)
self.assertEqual(d.get(key), "0000")
d.put(key, "1111", dlen=1, doff=2)
self.assertEqual(d.get(key), "0011110")
#----------------------------------------
def test05_GetSize(self):
d = self.d
if verbose:
print '\n', '-=' * 30
print "Running %s.test05_GetSize..." % self.__class__.__name__
for i in range(1, 50000, 500):
key = "size%s" % i
#print "before ", i,
d.put(key, "1" * i)
#print "after",
self.assertEqual(d.get_size(key), i)
#print "done"
#----------------------------------------
def test06_Truncate(self):
d = self.d
if verbose:
print '\n', '-=' * 30
print "Running %s.test06_Truncate..." % self.__class__.__name__
d.put("abcde", "ABCDE");
num = d.truncate()
self.assertTrue(num >= 1, "truncate returned <= 0 on non-empty database")
num = d.truncate()
self.assertEqual(num, 0,
"truncate on empty DB returned nonzero (%r)" % (num,))
#----------------------------------------
def test07_verify(self):
# Verify bug solved in 4.7.3pre8
self.d.close()
d = db.DB(self.env)
d.verify(self.filename)
#----------------------------------------
if db.version() >= (4, 6):
def test08_exists(self) :
self.d.put("abcde", "ABCDE")
self.assertTrue(self.d.exists("abcde") == True,
"DB->exists() returns wrong value")
self.assertTrue(self.d.exists("x") == False,
"DB->exists() returns wrong value")
#----------------------------------------
if db.version() >= (4, 7):
def test_compact(self) :
d = self.d
self.assertEqual(0, d.compact(flags=db.DB_FREELIST_ONLY))
self.assertEqual(0, d.compact(flags=db.DB_FREELIST_ONLY))
d.put("abcde", "ABCDE");
d.put("bcde", "BCDE");
d.put("abc", "ABC");
d.put("monty", "python");
d.delete("abc")
d.delete("bcde")
d.compact(start='abcde', stop='monty', txn=None,
compact_fillpercent=42, compact_pages=1,
compact_timeout=50000000,
flags=db.DB_FREELIST_ONLY|db.DB_FREE_SPACE)
#----------------------------------------
#----------------------------------------------------------------------
class BasicBTreeTestCase(BasicTestCase):
dbtype = db.DB_BTREE
class BasicHashTestCase(BasicTestCase):
dbtype = db.DB_HASH
class BasicBTreeWithThreadFlagTestCase(BasicTestCase):
dbtype = db.DB_BTREE
dbopenflags = db.DB_THREAD
class BasicHashWithThreadFlagTestCase(BasicTestCase):
dbtype = db.DB_HASH
dbopenflags = db.DB_THREAD
class BasicWithEnvTestCase(BasicTestCase):
dbopenflags = db.DB_THREAD
useEnv = 1
envflags = db.DB_THREAD | db.DB_INIT_MPOOL | db.DB_INIT_LOCK
#----------------------------------------
def test09_EnvRemoveAndRename(self):
if not self.env:
return
if verbose:
print '\n', '-=' * 30
print "Running %s.test09_EnvRemoveAndRename..." % self.__class__.__name__
# can't rename or remove an open DB
self.d.close()
newname = self.filename + '.renamed'
self.env.dbrename(self.filename, None, newname)
self.env.dbremove(newname)
#----------------------------------------
class BasicBTreeWithEnvTestCase(BasicWithEnvTestCase):
dbtype = db.DB_BTREE
class BasicHashWithEnvTestCase(BasicWithEnvTestCase):
dbtype = db.DB_HASH
#----------------------------------------------------------------------
class BasicTransactionTestCase(BasicTestCase):
if (sys.version_info < (2, 7)) or ((sys.version_info >= (3, 0)) and
(sys.version_info < (3, 2))) :
def assertIn(self, a, b, msg=None) :
return self.assertTrue(a in b, msg=msg)
dbopenflags = db.DB_THREAD | db.DB_AUTO_COMMIT
useEnv = 1
envflags = (db.DB_THREAD | db.DB_INIT_MPOOL | db.DB_INIT_LOCK |
db.DB_INIT_TXN)
envsetflags = db.DB_AUTO_COMMIT
def tearDown(self):
self.txn.commit()
BasicTestCase.tearDown(self)
def populateDB(self):
txn = self.env.txn_begin()
BasicTestCase.populateDB(self, _txn=txn)
self.txn = self.env.txn_begin()
def test06_Transactions(self):
d = self.d
if verbose:
print '\n', '-=' * 30
print "Running %s.test06_Transactions..." % self.__class__.__name__
self.assertEqual(d.get('new rec', txn=self.txn), None)
d.put('new rec', 'this is a new record', self.txn)
self.assertEqual(d.get('new rec', txn=self.txn),
'this is a new record')
self.txn.abort()
self.assertEqual(d.get('new rec'), None)
self.txn = self.env.txn_begin()
self.assertEqual(d.get('new rec', txn=self.txn), None)
d.put('new rec', 'this is a new record', self.txn)
self.assertEqual(d.get('new rec', txn=self.txn),
'this is a new record')
self.txn.commit()
self.assertEqual(d.get('new rec'), 'this is a new record')
self.txn = self.env.txn_begin()
c = d.cursor(self.txn)
rec = c.first()
count = 0
while rec is not None:
count = count + 1
if verbose and count % 100 == 0:
print rec
rec = c.next()
self.assertEqual(count, self._numKeys+1)
c.close() # Cursors *MUST* be closed before commit!
self.txn.commit()
# flush pending updates
self.env.txn_checkpoint (0, 0, 0)
statDict = self.env.log_stat(0);
self.assertIn('magic', statDict)
self.assertIn('version', statDict)
self.assertIn('cur_file', statDict)
self.assertIn('region_nowait', statDict)
# must have at least one log file present:
logs = self.env.log_archive(db.DB_ARCH_ABS | db.DB_ARCH_LOG)
self.assertNotEqual(logs, None)
for log in logs:
if verbose:
print 'log file: ' + log
logs = self.env.log_archive(db.DB_ARCH_REMOVE)
self.assertTrue(not logs)
self.txn = self.env.txn_begin()
#----------------------------------------
if db.version() >= (4, 6):
def test08_exists(self) :
txn = self.env.txn_begin()
self.d.put("abcde", "ABCDE", txn=txn)
txn.commit()
txn = self.env.txn_begin()
self.assertTrue(self.d.exists("abcde", txn=txn) == True,
"DB->exists() returns wrong value")
self.assertTrue(self.d.exists("x", txn=txn) == False,
"DB->exists() returns wrong value")
txn.abort()
#----------------------------------------
def test09_TxnTruncate(self):
d = self.d
if verbose:
print '\n', '-=' * 30
print "Running %s.test09_TxnTruncate..." % self.__class__.__name__
d.put("abcde", "ABCDE");
txn = self.env.txn_begin()
num = d.truncate(txn)
self.assertTrue(num >= 1, "truncate returned <= 0 on non-empty database")
num = d.truncate(txn)
self.assertEqual(num, 0,
"truncate on empty DB returned nonzero (%r)" % (num,))
txn.commit()
#----------------------------------------
def test10_TxnLateUse(self):
txn = self.env.txn_begin()
txn.abort()
try:
txn.abort()
except db.DBError, e:
pass
else:
raise RuntimeError, "DBTxn.abort() called after DB_TXN no longer valid w/o an exception"
txn = self.env.txn_begin()
txn.commit()
try:
txn.commit()
except db.DBError, e:
pass
else:
raise RuntimeError, "DBTxn.commit() called after DB_TXN no longer valid w/o an exception"
#----------------------------------------
if db.version() >= (4, 4):
def test_txn_name(self) :
txn=self.env.txn_begin()
self.assertEqual(txn.get_name(), "")
txn.set_name("XXYY")
self.assertEqual(txn.get_name(), "XXYY")
txn.set_name("")
self.assertEqual(txn.get_name(), "")
txn.abort()
#----------------------------------------
def test_txn_set_timeout(self) :
txn=self.env.txn_begin()
txn.set_timeout(1234567, db.DB_SET_LOCK_TIMEOUT)
txn.set_timeout(2345678, flags=db.DB_SET_TXN_TIMEOUT)
txn.abort()
#----------------------------------------
def test_get_tx_max(self) :
self.assertEqual(self.env.get_tx_max(), 30)
def test_get_tx_timestamp(self) :
self.assertEqual(self.env.get_tx_timestamp(), self._t)
class BTreeTransactionTestCase(BasicTransactionTestCase):
dbtype = db.DB_BTREE
class HashTransactionTestCase(BasicTransactionTestCase):
dbtype = db.DB_HASH
#----------------------------------------------------------------------
class BTreeRecnoTestCase(BasicTestCase):
dbtype = db.DB_BTREE
dbsetflags = db.DB_RECNUM
def test09_RecnoInBTree(self):
d = self.d
if verbose:
print '\n', '-=' * 30
print "Running %s.test09_RecnoInBTree..." % self.__class__.__name__
rec = d.get(200)
self.assertEqual(type(rec), type(()))
self.assertEqual(len(rec), 2)
if verbose:
print "Record #200 is ", rec
c = d.cursor()
c.set('0200')
num = c.get_recno()
self.assertEqual(type(num), type(1))
if verbose:
print "recno of d['0200'] is ", num
rec = c.current()
self.assertEqual(c.set_recno(num), rec)
c.close()
class BTreeRecnoWithThreadFlagTestCase(BTreeRecnoTestCase):
dbopenflags = db.DB_THREAD
#----------------------------------------------------------------------
class BasicDUPTestCase(BasicTestCase):
dbsetflags = db.DB_DUP
def test10_DuplicateKeys(self):
d = self.d
if verbose:
print '\n', '-=' * 30
print "Running %s.test10_DuplicateKeys..." % \
self.__class__.__name__
d.put("dup0", "before")
for x in "The quick brown fox jumped over the lazy dog.".split():
d.put("dup1", x)
d.put("dup2", "after")
data = d.get("dup1")
self.assertEqual(data, "The")
if verbose:
print data
c = d.cursor()
rec = c.set("dup1")
self.assertEqual(rec, ('dup1', 'The'))
next_reg = c.next()
self.assertEqual(next_reg, ('dup1', 'quick'))
rec = c.set("dup1")
count = c.count()
self.assertEqual(count, 9)
next_dup = c.next_dup()
self.assertEqual(next_dup, ('dup1', 'quick'))
rec = c.set('dup1')
while rec is not None:
if verbose:
print rec
rec = c.next_dup()
c.set('dup1')
rec = c.next_nodup()
self.assertNotEqual(rec[0], 'dup1')
if verbose:
print rec
c.close()
class BTreeDUPTestCase(BasicDUPTestCase):
dbtype = db.DB_BTREE
class HashDUPTestCase(BasicDUPTestCase):
dbtype = db.DB_HASH
class BTreeDUPWithThreadTestCase(BasicDUPTestCase):
dbtype = db.DB_BTREE
dbopenflags = db.DB_THREAD
class HashDUPWithThreadTestCase(BasicDUPTestCase):
dbtype = db.DB_HASH
dbopenflags = db.DB_THREAD
#----------------------------------------------------------------------
class BasicMultiDBTestCase(BasicTestCase):
dbname = 'first'
def otherType(self):
if self.dbtype == db.DB_BTREE:
return db.DB_HASH
else:
return db.DB_BTREE
def test11_MultiDB(self):
d1 = self.d
if verbose:
print '\n', '-=' * 30
print "Running %s.test11_MultiDB..." % self.__class__.__name__
d2 = db.DB(self.env)
d2.open(self.filename, "second", self.dbtype,
self.dbopenflags|db.DB_CREATE)
d3 = db.DB(self.env)
d3.open(self.filename, "third", self.otherType(),
self.dbopenflags|db.DB_CREATE)
for x in "The quick brown fox jumped over the lazy dog".split():
d2.put(x, self.makeData(x))
for x in string.letters:
d3.put(x, x*70)
d1.sync()
d2.sync()
d3.sync()
d1.close()
d2.close()
d3.close()
self.d = d1 = d2 = d3 = None
self.d = d1 = db.DB(self.env)
d1.open(self.filename, self.dbname, flags = self.dbopenflags)
d2 = db.DB(self.env)
d2.open(self.filename, "second", flags = self.dbopenflags)
d3 = db.DB(self.env)
d3.open(self.filename, "third", flags = self.dbopenflags)
c1 = d1.cursor()
c2 = d2.cursor()
c3 = d3.cursor()
count = 0
rec = c1.first()
while rec is not None:
count = count + 1
if verbose and (count % 50) == 0:
print rec
rec = c1.next()
self.assertEqual(count, self._numKeys)
count = 0
rec = c2.first()
while rec is not None:
count = count + 1
if verbose:
print rec
rec = c2.next()
self.assertEqual(count, 9)
count = 0
rec = c3.first()
while rec is not None:
count = count + 1
if verbose:
print rec
rec = c3.next()
self.assertEqual(count, len(string.letters))
c1.close()
c2.close()
c3.close()
d2.close()
d3.close()
# Strange things happen if you try to use Multiple DBs per file without a
# DBEnv with MPOOL and LOCKing...
class BTreeMultiDBTestCase(BasicMultiDBTestCase):
dbtype = db.DB_BTREE
dbopenflags = db.DB_THREAD
useEnv = 1
envflags = db.DB_THREAD | db.DB_INIT_MPOOL | db.DB_INIT_LOCK
class HashMultiDBTestCase(BasicMultiDBTestCase):
dbtype = db.DB_HASH
dbopenflags = db.DB_THREAD
useEnv = 1
envflags = db.DB_THREAD | db.DB_INIT_MPOOL | db.DB_INIT_LOCK
class PrivateObject(unittest.TestCase) :
def tearDown(self) :
del self.obj
def test01_DefaultIsNone(self) :
self.assertEqual(self.obj.get_private(), None)
def test02_assignment(self) :
a = "example of private object"
self.obj.set_private(a)
b = self.obj.get_private()
self.assertTrue(a is b) # Object identity
def test03_leak_assignment(self) :
a = "example of private object"
refcount = sys.getrefcount(a)
self.obj.set_private(a)
self.assertEqual(refcount+1, sys.getrefcount(a))
self.obj.set_private(None)
self.assertEqual(refcount, sys.getrefcount(a))
def test04_leak_GC(self) :
a = "example of private object"
refcount = sys.getrefcount(a)
self.obj.set_private(a)
self.obj = None
self.assertEqual(refcount, sys.getrefcount(a))
class DBEnvPrivateObject(PrivateObject) :
def setUp(self) :
self.obj = db.DBEnv()
class DBPrivateObject(PrivateObject) :
def setUp(self) :
self.obj = db.DB()
class CrashAndBurn(unittest.TestCase) :
#def test01_OpenCrash(self) :
# # See http://bugs.python.org/issue3307
# self.assertRaises(db.DBInvalidArgError, db.DB, None, 65535)
if db.version() < (4, 8) :
def test02_DBEnv_dealloc(self):
# http://bugs.python.org/issue3885
import gc
self.assertRaises(db.DBInvalidArgError, db.DBEnv, ~db.DB_RPCCLIENT)
gc.collect()
#----------------------------------------------------------------------
#----------------------------------------------------------------------
def test_suite():
suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(VersionTestCase))
suite.addTest(unittest.makeSuite(BasicBTreeTestCase))
suite.addTest(unittest.makeSuite(BasicHashTestCase))
suite.addTest(unittest.makeSuite(BasicBTreeWithThreadFlagTestCase))
suite.addTest(unittest.makeSuite(BasicHashWithThreadFlagTestCase))
suite.addTest(unittest.makeSuite(BasicBTreeWithEnvTestCase))
suite.addTest(unittest.makeSuite(BasicHashWithEnvTestCase))
suite.addTest(unittest.makeSuite(BTreeTransactionTestCase))
suite.addTest(unittest.makeSuite(HashTransactionTestCase))
suite.addTest(unittest.makeSuite(BTreeRecnoTestCase))
suite.addTest(unittest.makeSuite(BTreeRecnoWithThreadFlagTestCase))
suite.addTest(unittest.makeSuite(BTreeDUPTestCase))
suite.addTest(unittest.makeSuite(HashDUPTestCase))
suite.addTest(unittest.makeSuite(BTreeDUPWithThreadTestCase))
suite.addTest(unittest.makeSuite(HashDUPWithThreadTestCase))
suite.addTest(unittest.makeSuite(BTreeMultiDBTestCase))
suite.addTest(unittest.makeSuite(HashMultiDBTestCase))
suite.addTest(unittest.makeSuite(DBEnvPrivateObject))
suite.addTest(unittest.makeSuite(DBPrivateObject))
suite.addTest(unittest.makeSuite(CrashAndBurn))
return suite
if __name__ == '__main__':
unittest.main(defaultTest='test_suite')
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