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#!/usr/bin/env python
#
# Public Domain 2014-2015 MongoDB, Inc.
# Public Domain 2008-2014 WiredTiger, Inc.
#
# This is free and unencumbered software released into the public domain.
#
# Anyone is free to copy, modify, publish, use, compile, sell, or
# distribute this software, either in source code form or as a compiled
# binary, for any purpose, commercial or non-commercial, and by any
# means.
#
# In jurisdictions that recognize copyright laws, the author or authors
# of this software dedicate any and all copyright interest in the
# software to the public domain. We make this dedication for the benefit
# of the public at large and to the detriment of our heirs and
# successors. We intend this dedication to be an overt act of
# relinquishment in perpetuity of all present and future rights to this
# software under copyright law.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
# OTHER DEALINGS IN THE SOFTWARE.
#
# test_cursor08.py
# Log cursors with compression
#
import fnmatch, os, shutil, run, time
from suite_subprocess import suite_subprocess
from wiredtiger import wiredtiger_open, stat, WiredTigerError
from wtscenario import multiply_scenarios, number_scenarios, check_scenarios
import wttest
class test_cursor08(wttest.WiredTigerTestCase, suite_subprocess):
logmax = "100K"
tablename = 'test_cursor08'
uri = 'table:' + tablename
nkeys = 5
reopens = check_scenarios([
('regular', dict(reopen=False)),
('reopen', dict(reopen=True))
])
compress = check_scenarios([
('bzip2', dict(compress='bzip2')),
('nop', dict(compress='nop')),
('snappy', dict(compress='snappy')),
('zlib', dict(compress='zlib')),
('none', dict(compress='')),
])
scenarios = number_scenarios(multiply_scenarios('.', reopens, compress))
# Return the wiredtiger_open extension argument for a shared library.
def extensionArg(self, name):
if name == None:
return ''
testdir = os.path.dirname(__file__)
extdir = os.path.join(run.wt_builddir, 'ext/compressors')
extfile = os.path.join(
extdir, name, '.libs', 'libwiredtiger_' + name + '.so')
if not os.path.exists(extfile):
self.skipTest('compression extension "' + extfile + '" not built')
return ',extensions=["' + extfile + '"]'
# Overrides WiredTigerTestCase - add logging
def setUpConnectionOpen(self, dir):
self.home = dir
self.txn_sync = '(method=dsync,enabled)'
conn_params = \
'log=(archive=false,enabled,file_max=%s,' % self.logmax + \
'compressor=%s)' % self.compress + \
',create,error_prefix="%s: ",' % self.shortid() + \
'transaction_sync="%s",' % self.txn_sync + \
self.extensionArg(self.compress)
# print "Creating conn at '%s' with config '%s'" % (dir, conn_params)
try:
conn = wiredtiger_open(dir, conn_params)
except WiredTigerError as e:
print "Failed conn at '%s' with config '%s'" % (dir, conn_params)
self.pr(`conn`)
self.session2 = conn.open_session()
return conn
def test_log_cursor(self):
# print "Creating %s with config '%s'" % (self.uri, self.create_params)
create_params = 'key_format=i,value_format=S'
self.session.create(self.uri, create_params)
c = self.session.open_cursor(self.uri, None)
# A binary value.
value = u'\u0001\u0002abcd\u0003\u0004'
self.session.begin_transaction()
for k in range(self.nkeys):
c[k] = value
self.session.commit_transaction()
c.close()
if self.reopen:
self.reopen_conn()
# Check for these values via a log cursor
c = self.session.open_cursor("log:", None)
count = 0
while c.next() == 0:
# lsn.file, lsn.offset, opcount
keys = c.get_key()
# txnid, rectype, optype, fileid, logrec_key, logrec_value
values = c.get_value()
try:
if value in str(values[5]): # logrec_value
count += 1
except:
pass
c.close()
self.assertEqual(count, self.nkeys)
if __name__ == '__main__':
wttest.run()
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