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#!/usr/bin/python
#
# Copyright (C) 2010, Nokia <ivan.frade@nokia.com>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.
#
"""
Test the query while running BatchSparqlUpdate at the same time. This was raising
some SQLITE_MISUSED errors before.
"""
import os
import dbus
from gi.repository import GObject
from dbus.mainloop.glib import DBusGMainLoop
from common.utils import configuration as cfg
import unittest2 as ut
#import unittest as ut
from common.utils.storetest import CommonTrackerStoreTest as CommonTrackerStoreTest
# Number of instances per batch
BATCH_SIZE = 3000
class TestSqliteBatchMisused (CommonTrackerStoreTest):
"""
Send big batchSparqlUpdates and run queries at the same time
Don't run this script directly, use the bash script "force-sqlite-misused.sh" instead
to configure properly the environment
"""
def setUp(self):
self.main_loop = GObject.MainLoop()
self.batch_counter = 0
def test_queries_while_batch_insert(self):
self.assertTrue(os.path.exists('ttl'))
for root, dirs, files in os.walk('ttl'):
for ttl_file in filter(lambda f: f.endswith(".ttl"), files):
full_path = os.path.abspath(os.path.join(root, ttl_file))
print full_path
counter = 0
current_batch = ""
for line in open(full_path):
if (line.startswith("@prefix")):
continue
current_batch += line
if len(line) > 1 and line[:-1].endswith('.'):
counter += 1
if counter == BATCH_SIZE:
query = "INSERT {" + current_batch + "}"
self.tracker.get_tracker_iface(
).BatchSparqlUpdate(query,
timeout=20000,
reply_handler=self.batch_success_cb,
error_handler=self.batch_failed_cb)
self.run_a_query()
counter = 0
current_batch = ""
self.batch_counter += 1
GObject.timeout_add_seconds(2, self.run_a_query)
# Safeguard of 60 seconds. The last reply should quit the loop
GObject.timeout_add_seconds(60, self.timeout_cb)
self.main_loop.run()
def run_a_query(self):
QUERY = "SELECT ?u ?title WHERE { ?u a nie:InformationElement; nie:title ?title. }"
self.tracker.get_tracker_iface().SparqlQuery(QUERY, timeout=20000,
reply_handler=self.reply_cb,
error_handler=self.error_handler)
return True
def reply_cb(self, results):
print "Query replied correctly"
def error_handler(self, error_msg):
print "Query failed", error_msg
def batch_success_cb(self):
self.batch_counter -= 1
if (self.batch_counter == 0):
print "Last batch was success"
self.timeout_cb()
print "Success processing a batch"
def batch_failed_cb(self, error):
print "Failed processing a batch"
def timeout_cb(self):
print "Forced timeout after 60 sec."
self.main_loop.quit()
return False
if __name__ == "__main__":
ut.main()
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