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50 lines
2.0 KiB
Python
50 lines
2.0 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Picard, the next-generation MusicBrainz tagger
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#
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# Copyright (C) 2019-2020 Philipp Wolfer
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# Copyright (C) 2020-2021 Laurent Monin
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program 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 this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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from locale import strxfrm
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from test.picardtestcase import PicardTestCase
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from picard.util import natsort
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class NatsortTest(PicardTestCase):
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def test_natkey(self):
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self.assertTrue(natsort.natkey('foo1bar') < natsort.natkey('foo02bar'))
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self.assertTrue(natsort.natkey('foo1bar') == natsort.natkey('foo01bar'))
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self.assertTrue(natsort.natkey('foo (100)') < natsort.natkey('foo (00200)'))
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def test_natsorted(self):
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unsorted_list = ['foo11', 'foo0012', 'foo02', 'foo0', 'foo1', 'foo10', 'foo9']
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expected = ['foo0', 'foo1', 'foo02', 'foo9', 'foo10', 'foo11', 'foo0012']
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sorted_list = natsort.natsorted(unsorted_list)
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self.assertEqual(expected, sorted_list)
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def test_natkey_handles_null_char(self):
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self.assertEqual(natsort.natkey('foo\0'), natsort.natkey('foo'))
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def test_natkey_handles_numeric_chars(self):
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self.assertEqual(
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natsort.natkey('foo0123456789|²³|٠١٢٣٤٥٦٧٨٩|๐๑๒๓๔๕๖๗๘๙|𝟜𝟚bar'),
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[strxfrm('foo'), 123456789, strxfrm('|²³|'), 123456789,
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strxfrm('|'), 123456789, strxfrm('|'), 42, strxfrm('bar')])
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