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bibindex_engine_stemmer_tests.py
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Fri, Nov 15, 17:44

bibindex_engine_stemmer_tests.py
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# -*- coding: utf-8 -*-
##
## This file is part of Invenio.
## Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 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.
"""Unit tests for the indexing engine."""
__revision__ = "$Id$"
import unittest
from invenio import bibindex_engine_stemmer
from invenio.testutils import make_test_suite, run_test_suite
class TestStemmer(unittest.TestCase):
"""Test stemmer."""
def test_stemmer_none(self):
"""bibindex engine - no stemmer"""
self.assertEqual("information",
bibindex_engine_stemmer.stem("information", None))
def test_stemmer_english(self):
"""bibindex engine - English stemmer"""
english_test_cases = [['information', 'inform'],
['experiment', 'experi'],
['experiments', 'experi'],
['experimented', 'experi'],
['experimenting', 'experi'],
['experimental', 'experiment'],
['experimentally', 'experiment'],
['experimentation', 'experiment'],
['experimentalism', 'experiment'],
['experimenter', 'experiment'],
['experimentalise', 'experimentalis'],
['experimentalist', 'experimentalist'],
['experimentalists', 'experimentalist'],
['GeV', 'GeV'],
['$\Omega$', '$\Omega$'],
['e^-', 'e^-'],
['C#', 'C#'],
['C++', 'C++']]
for test_word, expected_result in english_test_cases:
self.assertEqual(expected_result,
bibindex_engine_stemmer.stem(test_word, "en"))
def test_stemmer_greek(self):
"""bibindex engine - Greek stemmer"""
greek_test_cases = [['πληροφορίες', 'ΠΛΗΡΟΦΟΡΙ'],
['πείραμα', 'ΠΕΙΡΑΜ'],
['πειράματα', 'ΠΕΙΡΑΜ'],
['πειραματιστής', 'ΠΕΙΡΑΜΑΤΙΣΤ'],
['πειραματίζομαι', 'ΠΕΙΡΑΜΑΤΙΖ'],
['πειραματίζεσαι', 'ΠΕΙΡΑΜΑΤΙΖ'],
['πειραματίστηκα', 'ΠΕΙΡΑΜΑΤΙΣΤ'],
['πειραματόζωο', 'ΠΕΙΡΑΜΑΤΟΖΩ'],
['ζώο', 'ΖΩ'],
['πειραματισμός', 'ΠΕΙΡΑΜΑΤΙΣΜ'],
['πειραματικός', 'ΠΕΙΡΑΜΑΤΙΚ'],
['πειραματικά', 'ΠΕΙΡΑΜΑΤ'],
['ηλεκτρόνιο', 'ΗΛΕΚΤΡΟΝΙ'],
['ηλεκτρονιακός', 'ΗΛΕΚΤΡΟΝΙΑΚ'],
['ακτίνα', 'ΑΚΤΙΝ'],
['ακτινοβολία', 'ΑΚΤΙΝΟΒΟΛ'],
['E=mc^2', 'E=MC^2'],
['α+β=γ', 'Α+Β=Γ']]
for test_word, expected_result in greek_test_cases:
self.assertEqual(expected_result,
bibindex_engine_stemmer.stem(test_word, "el"))
TEST_SUITE = make_test_suite(TestStemmer,)
if __name__ == "__main__":
run_test_suite(TEST_SUITE)

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