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# 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.
from tests import mkstemp, TestCase, get_data_path
import os
from quodlibet import formats
from quodlibet import config
from shutil import copyfileobj
class TestMetaDataBase(TestCase):
base = get_data_path("silence-44-s")
def setUp(self):
"""Copy the base silent file to a temp name/location and load it"""
config.init()
fd, self.filename = mkstemp(suffix=self.ext, text=False)
dst = os.fdopen(fd, "wb")
src = open(self.base + self.ext, "rb")
copyfileobj(src, dst)
dst.close()
self.song = formats.MusicFile(self.filename)
def tearDown(self):
"""Delete the temp file"""
os.remove(self.filename)
del self.filename
del self.song
config.quit()
class _TestMetaDataMixin:
def test_base_data(self):
self.assertEqual(self.song["artist"], "piman\njzig")
self.assertEqual(self.song["album"], "Quod Libet Test Data")
self.assertEqual(self.song["title"], "Silence")
def test_mutability(self):
assert not self.song.can_change("=foo")
assert not self.song.can_change("foo~bar")
assert self.song.can_change("artist")
assert self.song.can_change("title")
assert self.song.can_change("tracknumber")
assert self.song.can_change("somebadtag")
assert self.song.can_change("some%punctuated:tag.")
def _test_tag(self, tag, values, remove=True):
assert self.song.can_change(tag)
for value in values:
self.song[tag] = value
self.song.write()
written = formats.MusicFile(self.filename)
self.assertEqual(written[tag], value)
if remove:
del self.song[tag]
self.song.write()
deleted = formats.MusicFile(self.filename)
assert tag not in deleted
def test_artist(self): # a normalish tag
self._test_tag("artist", ["me", "you\nme", "\u6d5c\u5d0e\u3042\u3086\u307f"])
def test_date(self): # unusual special handling for mp3s
self._test_tag("date", ["2004", "2005", "2005-06-12"], False)
def test_genre(self): # unusual special handling for mp3s
self._test_tag(
"genre",
[
"Pop",
"Rock\nClassical",
"Big Bird",
"\u30a2\u30cb\u30e1\u30b5\u30f3\u30c8\u30e9",
],
)
def test_odd_performer(self):
values = ["A Person", "Another"]
self._test_tag("performer:vocals", values)
self._test_tag("performer:guitar", values)
def test_wackjob(self): # undefined tag
self._test_tag(
"wackjob",
["Jelly\nDanish", "Muppet", "\u30cf\u30f3\u30d0\u30fc\u30ac\u30fc"],
)
tags = [
"album",
"arranger",
"artist",
"author",
"comment",
"composer",
"conductor",
"copyright",
"discnumber",
"encodedby",
"genre",
"isrc",
"language",
"license",
"lyricist",
"organization",
"performer",
"title",
"tracknumber",
"version",
"xyzzy_undefined_tag",
"musicbrainz_trackid",
"releasecountry",
]
for ext in formats.loaders.keys():
if os.path.exists(TestMetaDataBase.base + ext):
extra_tests = {}
for tag in tags:
if tag in ["artist", "date", "genre"]:
continue
def _test_tag(self, tag=tag):
self._test_tag(tag, ["a"])
extra_tests["test_tag_" + tag] = _test_tag
def _test_tags(self, tag=tag):
self._test_tag(tag, ["b\nc"])
extra_tests["test_tags_" + tag] = _test_tags
name = "MetaData" + ext
testcase = type(name, (TestMetaDataBase, _TestMetaDataMixin), extra_tests)
testcase.ext = ext
globals()[name] = testcase
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