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#!/usr/bin/python
# Copyright (C) 2016, Sam Thursfield (sam@afuera.me.uk)
#
# 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.
"""
Tests failure cases of tracker-extract.
"""
import unittest2 as ut
from gi.repository import GLib
import os
import shutil
import tempfile
import time
import common.utils.configuration as cfg
from common.utils.helpers import log
from common.utils.system import TrackerSystemAbstraction
CORRUPT_FILE = os.path.join(
os.path.dirname(__file__), 'test-extraction-data', 'audio',
'audio-corrupt.mp3')
VALID_FILE = os.path.join(
os.path.dirname(__file__), 'test-extraction-data', 'audio',
'audio-test-1.mp3')
VALID_FILE_CLASS = 'http://www.tracker-project.org/temp/nmm#MusicPiece'
VALID_FILE_TITLE = 'Simply Juvenile'
TRACKER_EXTRACT_FAILURE_DATA_SOURCE = 'tracker:extractor-failure-data-source'
def ensure_dir_exists(dirname):
if not os.path.exists(dirname):
os.makedirs(dirname)
class ExtractorDecoratorTest(ut.TestCase):
def setUp(self):
ensure_dir_exists(cfg.TEST_MONITORED_TMP_DIR)
# It's important that this directory is NOT inside /tmp, because
# monitoring files in /tmp usually doesn't work.
self.datadir = tempfile.mkdtemp(dir=cfg.TEST_MONITORED_TMP_DIR)
config = {
cfg.DCONF_MINER_SCHEMA: {
'index-recursive-directories': GLib.Variant.new_strv([]),
'index-single-directories': GLib.Variant.new_strv([self.datadir]),
'index-optical-discs': GLib.Variant.new_boolean(False),
'index-removable-devices': GLib.Variant.new_boolean(False),
},
'org.freedesktop.Tracker.Store': {
'graphupdated-delay': GLib.Variant('i', 100)
}
}
self.system = TrackerSystemAbstraction(config)
self.system.tracker_miner_fs_testing_start()
def tearDown(self):
self.system.tracker_miner_fs_testing_stop()
shutil.rmtree(self.datadir)
def test_reextraction(self):
"""Tests whether known files are still re-extracted on user request."""
miner_fs = self.system.miner_fs
store = self.system.store
# Insert a valid file and wait extraction of its metadata.
file_path = os.path.join(self.datadir, os.path.basename(VALID_FILE))
shutil.copy(VALID_FILE, file_path)
file_id, file_urn = store.await_resource_inserted(
VALID_FILE_CLASS, title=VALID_FILE_TITLE)
# Remove a key piece of metadata.
store.update(
'DELETE { <%s> nie:title ?title }'
' WHERE { <%s> nie:title ?title }' % (file_urn, file_urn))
store.await_property_changed(VALID_FILE_CLASS, file_id, 'nie:title')
assert not store.ask('ASK { <%s> nie:title ?title }' % file_urn)
log("Sending re-index request")
# Request re-indexing (same as `tracker index --file ...`)
miner_fs.index_file('file://' + os.path.join (self.datadir, file_path))
# The extractor should reindex the file and re-add the metadata that we
# deleted, so we should see the nie:title property change.
store.await_property_changed(VALID_FILE_CLASS, file_id, 'nie:title')
title_result = store.query('SELECT ?title { <%s> nie:title ?title }' % file_urn)
assert len(title_result) == 1
self.assertEqual(title_result[0][0], VALID_FILE_TITLE)
if __name__ == '__main__':
ut.main()
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