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# -*- coding: utf-8 -*- |
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# Copyright 2014-2018 by Christopher C. Little. |
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# This file is part of Abydos. |
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# |
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# Abydos is free software: you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation, either version 3 of the License, or |
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# (at your option) any later version. |
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# |
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# Abydos is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with Abydos. If not, see <http://www.gnu.org/licenses/>. |
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"""abydos.tests.test_distance.editex. |
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This module contains unit tests for abydos.distance.editex |
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""" |
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from __future__ import division, unicode_literals |
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import unittest |
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from abydos.distance.editex import dist_editex, editex, sim_editex |
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class EditexTestCases(unittest.TestCase): |
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"""Test Editex functions. |
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abydos.distance.editex, .sim_editex & .dist_editex |
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""" |
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def test_editex(self): |
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"""Test abydos.distance.editex.""" |
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self.assertEqual(editex('', ''), 0) |
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self.assertEqual(editex('nelson', ''), 12) |
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self.assertEqual(editex('', 'neilsen'), 14) |
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self.assertEqual(editex('ab', 'a'), 2) |
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self.assertEqual(editex('ab', 'c'), 4) |
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self.assertEqual(editex('nelson', 'neilsen'), 2) |
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self.assertEqual(editex('neilsen', 'nelson'), 2) |
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self.assertEqual(editex('niall', 'neal'), 1) |
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self.assertEqual(editex('neal', 'niall'), 1) |
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self.assertEqual(editex('niall', 'nihal'), 2) |
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self.assertEqual(editex('nihal', 'niall'), 2) |
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self.assertEqual(editex('neal', 'nihl'), 3) |
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self.assertEqual(editex('nihl', 'neal'), 3) |
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def test_editex_local(self): |
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"""Test abydos.distance.editex (local variant).""" |
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self.assertEqual(editex('', '', local=True), 0) |
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self.assertEqual(editex('nelson', '', local=True), 12) |
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self.assertEqual(editex('', 'neilsen', local=True), 14) |
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self.assertEqual(editex('ab', 'a', local=True), 2) |
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self.assertEqual(editex('ab', 'c', local=True), 2) |
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self.assertEqual(editex('nelson', 'neilsen', local=True), 2) |
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self.assertEqual(editex('neilsen', 'nelson', local=True), 2) |
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self.assertEqual(editex('niall', 'neal', local=True), 1) |
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self.assertEqual(editex('neal', 'niall', local=True), 1) |
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self.assertEqual(editex('niall', 'nihal', local=True), 2) |
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self.assertEqual(editex('nihal', 'niall', local=True), 2) |
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self.assertEqual(editex('neal', 'nihl', local=True), 3) |
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self.assertEqual(editex('nihl', 'neal', local=True), 3) |
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def test_sim_editex(self): |
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"""Test abydos.distance.sim_editex.""" |
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self.assertEqual(sim_editex('', ''), 1) |
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self.assertEqual(sim_editex('nelson', ''), 0) |
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self.assertEqual(sim_editex('', 'neilsen'), 0) |
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self.assertEqual(sim_editex('ab', 'a'), 0.5) |
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self.assertEqual(sim_editex('ab', 'c'), 0) |
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self.assertAlmostEqual(sim_editex('nelson', 'neilsen'), 12/14) |
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self.assertAlmostEqual(sim_editex('neilsen', 'nelson'), 12/14) |
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self.assertEqual(sim_editex('niall', 'neal'), 0.9) |
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def test_dist_editex(self): |
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"""Test abydos.distance.dist_editex.""" |
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self.assertEqual(dist_editex('', ''), 0) |
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self.assertEqual(dist_editex('nelson', ''), 1) |
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self.assertEqual(dist_editex('', 'neilsen'), 1) |
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self.assertEqual(dist_editex('ab', 'a'), 0.5) |
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self.assertEqual(dist_editex('ab', 'c'), 1) |
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self.assertAlmostEqual(dist_editex('nelson', 'neilsen'), 2/14) |
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self.assertAlmostEqual(dist_editex('neilsen', 'nelson'), 2/14) |
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self.assertEqual(dist_editex('niall', 'neal'), 0.1) |
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if __name__ == '__main__': |
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unittest.main() |
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chrislit /
abydos
