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# Copyright 2014 Christoph Reiter
#
# 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.
import os
from mutagen.aac import AAC
from quodlibet.formats.aac import AACFile
from . import TestCase, get_data_path, skipUnless
from .helper import get_temp_copy
class _TAACFile(TestCase):
NAME = None
def setUp(self):
self.f = get_temp_copy(get_data_path(self.NAME))
self.song = AACFile(self.f)
def tearDown(self):
os.unlink(self.f)
class _TAACFileMixin:
def test_basic(self):
self.song["title"] = "SomeTestValue"
self.song.write()
self.song.reload()
self.assertEqual(self.song("title"), "SomeTestValue")
def test_write(self):
self.song.write()
def test_can_change(self):
assert self.song.can_change("title")
assert not self.song.can_change("foobar")
assert "title" in self.song.can_change()
def test_can_multiple_values(self):
self.assertEqual(self.song.can_multiple_values(), True)
assert self.song.can_multiple_values("title")
def test_invalid(self):
path = get_data_path("empty.xm")
assert os.path.exists(path)
self.assertRaises(Exception, AACFile, path)
def test_format_codec(self):
self.assertEqual(self.song("~format"), "AAC")
self.assertEqual(self.song("~codec"), "AAC")
self.assertEqual(self.song("~encoding"), "")
def test_channels(self):
assert self.song("~#channels") == 2
@skipUnless(AAC, "too old mutagen")
class TADTSFile(_TAACFile, _TAACFileMixin):
NAME = "empty.aac"
def test_length(self):
self.assertAlmostEqual(self.song("~#length"), 3.7, 2)
def test_bitrate(self):
self.assertEqual(self.song("~#bitrate"), 3)
def test_samplerate(self):
assert self.song("~#samplerate") == 44100
@skipUnless(AAC, "too old mutagen")
class TADIFFile(_TAACFile, _TAACFileMixin):
NAME = "adif.aac"
def test_length(self):
self.assertAlmostEqual(self.song("~#length"), 0.25, 2)
def test_bitrate(self):
self.assertEqual(self.song("~#bitrate"), 128)
def test_samplerate(self):
assert self.song("~#samplerate") == 48000
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