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# Copyright (C) 2010, Nokia <ivan.frade@nokia.com>
# Copyright (C) 2019, Sam Thursfield <sam@afuera.me.uk>
#
# 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 GROUP_CONCAT function in Sparql. Only requires the store.
"""
import unittest as ut
from storetest import CommonTrackerStoreTest as CommonTrackerStoreTest
class TestGroupConcat (CommonTrackerStoreTest):
"""
Insert a multivalued property and request the results in GROUP_CONCAT
"""
def test_group_concat(self):
"""
1. Insert 3 capabilities for a test contact
2. Retrieve contact/capabilites without group_contact (3 results)
2. TEST: contact with group_concat capabilities (1 result)
3. Remove the test contact inserted
"""
uri = "contact://test_group_concat"
insert = """
INSERT { <%s> a nco:IMAddress;
nco:imID \"test_group_concat\";
nco:imCapability nco:im-capability-text-chat ;
nco:imCapability nco:im-capability-media-calls ;
nco:imCapability nco:im-capability-file-transfers .
}
""" % (uri)
self.tracker.update(insert)
query = """
SELECT ?c ?capability WHERE {
?c a nco:IMAddress ;
nco:imID \"test_group_concat\";
nco:imCapability ?capability .
}
"""
results = self.tracker.query(query)
assert len(results) == 3
group_concat_query = """
SELECT ?c GROUP_CONCAT (?capability, '|') AS ?cap WHERE {
?c a nco:IMAddress ;
nco:imID \"test_group_concat\";
nco:imCapability ?capability .
} GROUP BY (?c)
"""
results = self.tracker.query(group_concat_query)
assert len(results) == 1
instances = results[0][1].split('|')
assert len(instances) == 3
TEXT_CHAT = "http://www.semanticdesktop.org/ontologies/2007/03/22/nco#im-capability-text-chat"
MEDIA_CALLS = "http://www.semanticdesktop.org/ontologies/2007/03/22/nco#im-capability-media-calls"
FILE_TRANSFERS = "http://www.semanticdesktop.org/ontologies/2007/03/22/nco#im-capability-file-transfers"
assert TEXT_CHAT in instances
assert MEDIA_CALLS in instances
assert FILE_TRANSFERS in instances
#self.assertEquals (str(results[0][0]), "test_insertion_1")
delete = """
DELETE { <%s> a rdfs:Resource. }
""" % (uri)
self.tracker.update(delete)
if __name__ == '__main__':
ut.main()
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