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# -*- coding: utf-8 -*-
#
# Picard, the next-generation MusicBrainz tagger
#
# Copyright (C) 2021 Laurent Monin
# Copyright (C) 2021 Philipp Wolfer
#
# 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.
from test.picardtestcase import PicardTestCase
from picard.cluster import (
Cluster,
FileCluster,
tokenize,
)
from picard.file import File
class TokenizeTest(PicardTestCase):
def test_tokenize(self):
token = tokenize("")
self.assertEqual(token, "")
token = tokenize(" \t ")
self.assertEqual(token, "")
token = tokenize(" A\tWord-test ")
self.assertEqual(token, "awordtest")
class ClusterTest(PicardTestCase):
def setUp(self):
super().setUp()
self.set_config_values({
'windows_compatibility': False,
'va_name': 'Diverse Interpreten',
})
def _create_file(self, album, artist, filename="foo.mp3"):
file = File(filename)
file.metadata['album'] = album
file.metadata['artist'] = artist
return file
def assertClusterEqual(self, album, artist, files, cluster):
self.assertEqual(album, cluster.title)
self.assertEqual(artist, cluster.artist)
self.assertEqual(set(files), set(cluster.files))
def test_cluster_none(self):
clusters = list(Cluster.cluster([]))
# No cluster is being created
self.assertEqual(0, len(clusters))
def test_cluster_single_file(self):
files = [
self._create_file('album foo', 'artist foo'),
]
clusters = list(Cluster.cluster(files))
self.assertEqual(1, len(clusters))
def test_cluster_single_cluster(self):
files = [
self._create_file('album foo', 'artist bar'),
self._create_file('album foo', 'artist foo'),
self._create_file('album foo', 'artist foo'),
]
clusters = list(Cluster.cluster(files))
self.assertEqual(1, len(clusters))
self.assertClusterEqual('album foo', 'artist foo', files, clusters[0])
def test_cluster_multi(self):
files = [
self._create_file('album cluster1', 'artist bar'),
self._create_file('album cluster2', 'artist foo'),
self._create_file('album cluster1', 'artist foo'),
self._create_file('albumcluster2', 'artist bar'),
self._create_file('album single', 'artist bar'),
]
clusters = list(Cluster.cluster(files))
self.assertEqual(3, len(clusters))
self.assertClusterEqual('album cluster1', 'artist bar', {files[0], files[2]}, clusters[0])
self.assertClusterEqual('album cluster2', 'artist foo', {files[1], files[3]}, clusters[1])
self.assertClusterEqual('album single', 'artist bar', {files[4]}, clusters[2])
def test_cluster_by_path(self):
files = [
self._create_file(None, None, 'artist1/album1/foo1.ogg'),
self._create_file(None, None, 'album2/foo1.ogg'),
self._create_file(None, None, 'artist1/album1/foo2.ogg'),
self._create_file(None, None, 'album2/foo2.ogg'),
self._create_file(None, None, 'single/foo.ogg'),
self._create_file(None, None, 'album1/foo3.ogg'),
]
clusters = list(Cluster.cluster(files))
self.assertEqual(3, len(clusters))
self.assertClusterEqual('album1', 'artist1', {files[0], files[2], files[5]}, clusters[0])
self.assertClusterEqual('album2', 'Diverse Interpreten', {files[1], files[3]}, clusters[1])
self.assertClusterEqual('single', 'Diverse Interpreten', {files[4]}, clusters[2])
def test_cluster_no_metadata(self):
files = [
self._create_file(None, None, 'foo1.ogg'),
self._create_file(None, None, 'foo2.ogg'),
self._create_file(None, None, 'foo3.ogg'),
]
clusters = list(Cluster.cluster(files))
self.assertEqual(0, len(clusters))
def test_common_artist_name(self):
files = [
self._create_file('cluster 1', 'artist 1'),
self._create_file('cluster 1', 'artist 2'),
self._create_file('cluster 1', 'artist2'),
self._create_file('cluster 1', 'artist 1'),
self._create_file('cluster 1', 'artist 2'),
]
clusters = list(Cluster.cluster(files))
self.assertEqual(1, len(clusters))
self.assertClusterEqual('cluster 1', 'artist 2', files, clusters[0])
class FileClusterTest(PicardTestCase):
def test_single(self):
file = File('foo')
fc = FileCluster()
fc.add('album 1', 'artist 1', file)
self.assertEqual('album 1', fc.title)
self.assertEqual('artist 1', fc.artist)
self.assertEqual([file], list(fc.files))
def test_multi(self):
files = [
File('foo1'),
File('foo2'),
File('foo3'),
File('foo4'),
File('foo5'),
]
fc = FileCluster()
fc.add('album 1', 'artist1', files[0])
fc.add('Album 1', 'artist 2', files[1])
fc.add('album\t1', 'Artist 1', files[2])
fc.add('Album 1', 'Artist 2', files[3])
fc.add('album 2', 'Artist 1', files[4])
self.assertEqual('Album 1', fc.title)
self.assertEqual('Artist 1', fc.artist)
self.assertEqual(files, list(fc.files))
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