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oai_repository_regression_tests.py
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Wed, Jul 24, 08:19

oai_repository_regression_tests.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 CERN.
##
## Invenio 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.
##
## Invenio 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 Invenio; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
"""OAI Repository Regression Test Suite."""
__revision__ = "$Id$"
from invenio.testutils import InvenioTestCase
import time
from datetime import datetime, timedelta
import re
from cStringIO import StringIO
from invenio.config import CFG_SITE_URL, \
CFG_OAI_SLEEP, \
CFG_OAI_LOAD, \
CFG_OAI_ID_FIELD
from invenio.dbquery import run_sql
from invenio.intbitset import intbitset
from invenio import oai_repository_server, search_engine
from invenio.testutils import make_test_suite, run_test_suite, \
test_web_page_content, merge_error_messages
class OAIRepositoryTouchSetTest(InvenioTestCase):
"""Check OAI-PMH consistency when touching a set."""
def setUp(self):
"""Backup the current configuration"""
self.timestamps = run_sql("SELECT id, last_updated FROM oaiREPOSITORY")
def tearDown(self):
"""Restore timestamps"""
for id, last_updated in self.timestamps:
run_sql("UPDATE oaiREPOSITORY SET last_updated=%s WHERE id=%s", (last_updated, id))
def test_touching_set(self):
"""oairepository - touch a set"""
req = StringIO()
oai_repository_server.oai_list_records_or_identifiers(req, {'verb': 'ListIdentifiers', 'metadataPrefix': 'marcxml', 'set':'cern:experiment'})
response = req.getvalue()
current_timestamps = re.findall("<datestamp>(.*?)</datestamp>", response)
current_timestamps = [datetime(*time.strptime(timestamp, '%Y-%m-%dT%H:%M:%SZ')[:-3]) for timestamp in current_timestamps]
last_timestamp = max(current_timestamps)
future_timestamp = last_timestamp + timedelta(0, 5) ## 5 seconds in the future to the last record
future_timestamp = future_timestamp.strftime('%Y-%m-%dT%H:%M:%SZ')
req = StringIO()
oai_repository_server.oai_list_records_or_identifiers(req, {'verb': 'ListIdentifiers', 'metadataPrefix': 'marcxml', 'set':'cern:experiment', 'from': future_timestamp})
response = req.getvalue()
self.failIf(re.findall("<datestamp>(.*?)</datestamp>", response))
from invenio.oai_repository_admin import touch_oai_set
touch_oai_set('cern:experiment')
req = StringIO()
oai_repository_server.oai_list_records_or_identifiers(req, {'verb': 'ListIdentifiers', 'metadataPrefix': 'marcxml', 'set':'cern:experiment', 'from': future_timestamp})
response = req.getvalue()
new_timestamps = re.findall("<datestamp>(.*?)</datestamp>", response)
new_timestamps = [datetime(*time.strptime(timestamp, '%Y-%m-%dT%H:%M:%SZ')[:-3]) for timestamp in new_timestamps]
self.assertEqual(len(new_timestamps), len(current_timestamps), "new %s, old %s, from: %s" % (new_timestamps, current_timestamps, future_timestamp))
self.failUnless(new_timestamps > current_timestamps)
class OAIRepositoryWebPagesAvailabilityTest(InvenioTestCase):
"""Check OAI Repository web pages whether they are up or not."""
def test_oai_server_pages_availability(self):
"""oairepository - availability of OAI server pages"""
baseurl = CFG_SITE_URL + '/oai2d'
_exports = [#fast commands first:
'?verb=Identify',
'?verb=ListMetadataFormats',
# sleepy commands now:
'?verb=ListSets',
'?verb=ListRecords',
'?verb=GetRecord']
error_messages = []
for url in [baseurl + page for page in _exports]:
if url.endswith('Identify') or \
url.endswith('ListMetadataFormats'):
pass
else:
# some sleep required for verbs other than Identify
# and ListMetadataFormats, since oai2d refuses too
# frequent access:
time.sleep(CFG_OAI_SLEEP)
error_messages.extend(test_web_page_content(url,
expected_text=
'</OAI-PMH>'))
if error_messages:
self.fail(merge_error_messages(error_messages))
return
class TestSelectiveHarvesting(InvenioTestCase):
"""Test set, from and until parameters used to do selective harvesting."""
def test_set(self):
"""oairepository - testing selective harvesting with 'set' parameter"""
self.assertEqual(intbitset([10, 17]), oai_repository_server.oai_get_recid_list(set_spec="cern:experiment"))
self.assert_("Multifractal analysis of minimum bias events" in \
''.join([oai_repository_server.print_record(recID) for recID in \
oai_repository_server.oai_get_recid_list(set_spec="cern:experiment")]))
self.assert_("Multifractal analysis of minimum bias events" not in \
''.join([oai_repository_server.print_record(recID) for recID in \
oai_repository_server.oai_get_recid_list(set_spec="cern:theory")]))
self.failIf(oai_repository_server.oai_get_recid_list(set_spec="nonExistingSet"))
def test_from_and_until(self):
"""oairepository - testing selective harvesting with 'from' and 'until' parameters"""
req = StringIO()
# List available records, get datestamps and play with them
oai_repository_server.oai_list_records_or_identifiers(req, {'verb': 'ListIdentifiers', 'metadataPrefix': 'marcxml'})
identifiers = req.getvalue()
datestamps = re.findall('<identifier>(?P<id>.*?)</identifier>\s*<datestamp>(?P<date>.*?)</datestamp>', identifiers, re.M)
sample_datestamp = datestamps[0][1] # Take one datestamp
sample_oai_id = datestamps[0][0] # Take corresponding oai id
sample_id = search_engine.perform_request_search(p=sample_oai_id,
f=CFG_OAI_ID_FIELD)[0] # Find corresponding system number id
# There must be some datestamps
self.assertNotEqual([], datestamps)
# We must be able to retrieve an id with the date we have just found
self.assert_(sample_id in oai_repository_server.oai_get_recid_list(fromdate=sample_datestamp), "%s not in %s (fromdate=%s)" % (sample_id, oai_repository_server.oai_get_recid_list(fromdate=sample_datestamp), sample_datestamp))
self.assert_(sample_id in oai_repository_server.oai_get_recid_list(untildate=sample_datestamp), "%s not in %s" % (sample_id, oai_repository_server.oai_get_recid_list(untildate=sample_datestamp)))
self.assert_(sample_id in oai_repository_server.oai_get_recid_list(untildate=sample_datestamp, \
fromdate=sample_datestamp))
# Same, with short format date. Eg 2007-12-13
self.assert_(sample_id in oai_repository_server.oai_get_recid_list(fromdate=sample_datestamp.split('T')[0]))
self.assert_(sample_id in oai_repository_server.oai_get_recid_list(untildate=sample_datestamp.split('T')[0]))
self.assert_(sample_id in oai_repository_server.oai_get_recid_list(fromdate=sample_datestamp.split('T')[0], \
untildate=sample_datestamp.split('T')[0]))
# At later date (year after) we should not find our id again
sample_datestamp_year = int(sample_datestamp[0:4])
sample_datestamp_rest = sample_datestamp[4:]
later_datestamp = str(sample_datestamp_year + 1) + sample_datestamp_rest
self.assert_(sample_id not in oai_repository_server.oai_get_recid_list(fromdate=later_datestamp))
# At earlier date (year before) we should not find our id again
earlier_datestamp = str(sample_datestamp_year - 1) + sample_datestamp_rest
self.assert_(sample_id not in oai_repository_server.oai_get_recid_list(untildate=earlier_datestamp))
# From earliest date to latest date must include all oai records
dates = [(time.mktime(time.strptime(date[1], "%Y-%m-%dT%H:%M:%SZ")), date[1]) for date in datestamps]
dates = dict(dates)
sorted_times = dates.keys()
sorted_times.sort()
earliest_datestamp = dates[sorted_times[0]]
latest_datestamp = dates[sorted_times[-1]]
self.assertEqual(oai_repository_server.oai_get_recid_list(), \
oai_repository_server.oai_get_recid_list(fromdate=earliest_datestamp, \
untildate=latest_datestamp))
def test_resumption_token(self):
"""oairepository - testing harvesting with bad resumption token"""
# Non existing resumptionToken
req = StringIO()
oai_repository_server.oai_list_records_or_identifiers(req, {'resumptionToken': 'foobar', 'verb': 'ListRecords'})
self.assert_('badResumptionToken' in req.getvalue())
class TestPerformance(InvenioTestCase):
"""Test performance of the repository """
def setUp(self):
"""Setting up some variables"""
# Determine how many records are served
self.number_of_records = len(oai_repository_server.oai_get_recid_list("", "", ""))
if CFG_OAI_LOAD < self.number_of_records:
self.number_of_records = CFG_OAI_LOAD
def test_response_speed_oai(self):
"""oairepository - speed of response for oai_dc output"""
allowed_seconds_per_record_oai = 0.03
# Test oai ListRecords performance
t0 = time.time()
oai_repository_server.oai_list_records_or_identifiers(StringIO(), {'metadataPrefix': 'oai_dc', 'verb': 'ListRecords'})
t = time.time() - t0
if t > self.number_of_records * allowed_seconds_per_record_oai:
self.fail("""Response for ListRecords with metadataPrefix=oai_dc took too much time:
%s seconds.
Limit: %s seconds""" % (t, self.number_of_records * allowed_seconds_per_record_oai))
def test_response_speed_marcxml(self):
"""oairepository - speed of response for marcxml output"""
allowed_seconds_per_record_marcxml = 0.05
# Test marcxml ListRecords performance
t0 = time.time()
oai_repository_server.oai_list_records_or_identifiers(StringIO(), argd={'metadataPrefix': 'marcxml', 'verb': 'ListRecords'})
t = time.time() - t0
if t > self.number_of_records * allowed_seconds_per_record_marcxml:
self.fail("""Response for ListRecords with metadataPrefix=marcxml took too much time:\n
%s seconds.
Limit: %s seconds""" % (t, self.number_of_records * allowed_seconds_per_record_marcxml))
TEST_SUITE = make_test_suite(OAIRepositoryTouchSetTest,
OAIRepositoryWebPagesAvailabilityTest,
TestSelectiveHarvesting,
TestPerformance)
if __name__ == "__main__":
run_test_suite(TEST_SUITE, warn_user=True)

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