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#!/usr/bin/python
# Copyright (C) 2010, Nokia (ivan.frade@nokia.com)
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library 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
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301, USA.
"""
Test that resource removal does not leave debris or clobber too much,
especially in the case where nie:InformationElement != nie:DataObject
"""
from common.utils import configuration as cfg
from common.utils.dconf import DConfClient
from common.utils.helpers import MinerFsHelper, StoreHelper, ExtractorHelper, log
from common.utils.system import TrackerSystemAbstraction
from gi.repository import GLib
import dbus
from gi.repository import GLib
import os
import shutil
import unittest2 as ut
MINER_TMP_DIR = cfg.TEST_MONITORED_TMP_DIR
def get_test_path (filename):
return os.path.join (MINER_TMP_DIR, filename)
def get_test_uri (filename):
return "file://" + os.path.join (MINER_TMP_DIR, filename)
CONF_OPTIONS = {
cfg.DCONF_MINER_SCHEMA: {
'enable-writeback': GLib.Variant.new_boolean(False),
'index-recursive-directories': GLib.Variant.new_strv([MINER_TMP_DIR]),
'index-single-directories': GLib.Variant.new_strv([]),
'index-optical-discs': GLib.Variant.new_boolean(False),
'index-removable-devices': GLib.Variant.new_boolean(False),
'throttle': GLib.Variant.new_int32(5),
}
}
REASONABLE_TIMEOUT = 30
class MinerResourceRemovalTest (ut.TestCase):
# Use the same instances of store and miner-fs for the whole test suite,
# because they take so long to do first-time init.
@classmethod
def setUpClass (self):
log ("Using %s as temp dir\n" % MINER_TMP_DIR)
if os.path.exists (MINER_TMP_DIR):
shutil.rmtree (MINER_TMP_DIR)
os.makedirs (MINER_TMP_DIR)
self.system = TrackerSystemAbstraction ()
self.system.set_up_environment (CONF_OPTIONS, None)
self.store = StoreHelper ()
self.store.start ()
# GraphUpdated seems to not be emitted if the extractor isn't running
# even though the file resource still gets inserted - maybe because
# INSERT SILENT is used in the FS miner?
self.extractor = ExtractorHelper ()
self.extractor.start ()
self.miner_fs = MinerFsHelper ()
self.miner_fs.start ()
@classmethod
def tearDownClass (self):
self.miner_fs.stop ()
self.extractor.stop ()
self.store.stop ()
def setUp (self):
self.store.reset_graph_updates_tracking ()
def tearDown (self):
self.system.unset_up_environment ()
def create_test_content (self, file_urn, title):
sparql = "INSERT { \
_:ie a nmm:MusicPiece ; \
nie:title \"%s\" ; \
nie:isStoredAs <%s> \
} " % (title, file_urn)
self.store.update (sparql)
return self.store.await_resource_inserted (rdf_class = 'nmm:MusicPiece',
title = title)
def create_test_file (self, file_name):
file_path = get_test_path (file_name)
file = open (file_path, 'w')
file.write ("Test")
file.close ()
return self.store.await_resource_inserted (rdf_class = 'nfo:Document',
url = get_test_uri (file_name));
def assertResourceExists (self, urn):
if self.store.ask ("ASK { <%s> a rdfs:Resource }" % urn) == False:
self.fail ("Resource <%s> does not exist" % urn)
def assertResourceMissing (self, urn):
if self.store.ask ("ASK { <%s> a rdfs:Resource }" % urn) == True:
self.fail ("Resource <%s> should not exist" % urn)
def test_01_file_deletion (self):
"""
Ensure every logical resource (nie:InformationElement) contained with
in a file is deleted when the file is deleted.
"""
(file_1_id, file_1_urn) = self.create_test_file ("test_1.txt")
(file_2_id, file_2_urn) = self.create_test_file ("test_2.txt")
(ie_1_id, ie_1_urn) = self.create_test_content (file_1_urn, "Test resource 1")
(ie_2_id, ie_2_urn) = self.create_test_content (file_2_urn, "Test resource 2")
os.unlink (get_test_path ("test_1.txt"))
self.store.await_resource_deleted (file_1_id)
self.store.await_resource_deleted (ie_1_id,
"Associated logical resource failed to be deleted " \
"when its containing file was removed.")
self.assertResourceMissing (file_1_urn)
self.assertResourceMissing (ie_1_urn)
self.assertResourceExists (file_2_urn)
self.assertResourceExists (ie_2_urn)
def test_02_removable_device_data (self):
"""
Tracker does periodic cleanups of data on removable volumes that haven't
been seen since 'removable-days-threshold', and will also remove all data
from removable volumes if 'index-removable-devices' is disabled.
FIXME: not yet possible to test this - we need some way of mounting
a fake removable volume: https://bugzilla.gnome.org/show_bug.cgi?id=659739
"""
#dconf = DConfClient ()
#dconf.write (cfg.DCONF_MINER_SCHEMA, 'index-removable-devices', 'true')
#self.mount_test_removable_volume ()
#self.add_test_resource ("urn:test:1", test_volume_urn)
#self.add_test_resource ("urn:test:2", None)
# Trigger removal of all resources from removable devices
#dconf.write (cfg.DCONF_MINER_SCHEMA, 'index-removable-devices', 'false')
# Check that only the data on the removable volume was deleted
#self.await_updates (2)
if __name__ == "__main__":
ut.main()
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