forked from openlp/openlp
99 lines
5.2 KiB
Python
99 lines
5.2 KiB
Python
# -*- coding: utf-8 -*-
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# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
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###############################################################################
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# OpenLP - Open Source Lyrics Projection #
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# --------------------------------------------------------------------------- #
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# Copyright (c) 2008-2013 Raoul Snyman #
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# Portions copyright (c) 2008-2013 Tim Bentley, Gerald Britton, Jonathan #
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# Corwin, Samuel Findlay, Michael Gorven, Scott Guerrieri, Matthias Hub, #
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# Meinert Jordan, Armin Köhler, Erik Lundin, Edwin Lunando, Brian T. Meyer. #
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# Joshua Miller, Stevan Pettit, Andreas Preikschat, Mattias Põldaru, #
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# Christian Richter, Philip Ridout, Simon Scudder, Jeffrey Smith, #
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# Maikel Stuivenberg, Martin Thompson, Jon Tibble, Dave Warnock, #
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# Frode Woldsund, Martin Zibricky, Patrick Zimmermann #
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# --------------------------------------------------------------------------- #
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# This program is free software; you can redistribute it and/or modify it #
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# under the terms of the GNU General Public License as published by the Free #
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# Software Foundation; version 2 of the License. #
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# #
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# This program is distributed in the hope that it will be useful, but WITHOUT #
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for #
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# more details. #
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# #
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# You should have received a copy of the GNU General Public License along #
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# with this program; if not, write to the Free Software Foundation, Inc., 59 #
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# Temple Place, Suite 330, Boston, MA 02111-1307 USA #
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###############################################################################
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from unittest import TestCase
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from mock import MagicMock
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from openlp.plugins.songs.lib.duplicatesongfinder import DuplicateSongFinder
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class TestLib(TestCase):
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def songs_probably_equal_test(self):
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"""
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Test the DuplicateSongFinder.songs_probably_equal function.
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"""
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full_lyrics =u'''amazing grace how sweet the sound that saved a wretch like me i once was lost but now am
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found was blind but now i see twas grace that taught my heart to fear and grace my fears relieved how
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precious did that grace appear the hour i first believed through many dangers toils and snares i have already
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come tis grace that brought me safe thus far and grace will lead me home'''
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short_lyrics =u'''twas grace that taught my heart to fear and grace my fears relieved how precious did that
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grace appear the hour i first believed'''
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error_lyrics =u'''amazing how sweet the trumpet that saved a wrench like me i once was losst but now am
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found waf blind but now i see it was grace that taught my heart to fear and grace my fears relieved how
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precious did that grace appppppppear the hour i first believedxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx snares i have
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already come to this grace that brought me safe so far and grace will lead me home'''
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different_lyrics=u'''on a hill far away stood an old rugged cross the emblem of suffering and shame and i love
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that old cross where the dearest and best for a world of lost sinners was slain so ill cherish the old rugged
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cross till my trophies at last i lay down i will cling to the old rugged cross and exchange it some day for a
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crown'''
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dsf = DuplicateSongFinder()
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song1 = MagicMock()
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song2 = MagicMock()
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#GIVEN: Two equal songs
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song1.search_lyrics = full_lyrics
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song2.search_lyrics = full_lyrics
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#WHEN: We compare those songs for equality
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result = dsf.songs_probably_equal(song1, song2)
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#THEN: The result should be True
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assert result is True, u'The result should be True'
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#GIVEN: A song and a short version of the same song
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song1.search_lyrics = full_lyrics
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song2.search_lyrics = short_lyrics
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#WHEN: We compare those songs for equality
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result = dsf.songs_probably_equal(song1, song2)
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#THEN: The result should be True
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assert result is True, u'The result should be True'
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#GIVEN: A song and the same song with lots of errors
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song1.search_lyrics = full_lyrics
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song2.search_lyrics = error_lyrics
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#WHEN: We compare those songs for equality
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result = dsf.songs_probably_equal(song1, song2)
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#THEN: The result should be True
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assert result is True, u'The result should be True'
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#GIVEN: Two different songs
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song1.search_lyrics = full_lyrics
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song2.search_lyrics = different_lyrics
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#WHEN: We compare those songs for equality
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result = dsf.songs_probably_equal(song1, song2)
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#THEN: The result should be False
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assert result is False, u'The result should be False'
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