def test_mp3_mono():
metadata = MetadataAnalyzer.analyze(u'tests/test_data/44100Hz-16bit-mono.mp3', dict())
check_default_metadata(metadata)
assert metadata['channels'] == 1
assert metadata['bit_rate'] == 64876
assert abs(metadata['length_seconds'] - 3.9) < 0.1
assert metadata['mime'] == 'audio/mp3' # Not unicode because MIMEs aren't.
assert metadata['track_total'] == u'10' # MP3s can have a track_total
def test_mp3_dualmono():
metadata = MetadataAnalyzer.analyze(u'tests/test_data/44100Hz-16bit-dualmono.mp3', dict())
check_default_metadata(metadata)
assert metadata['channels'] == 2
assert metadata['bit_rate'] == 129757
assert abs(metadata['length_seconds'] - 3.9) < 0.1
assert metadata['mime'] == 'audio/mp3'
assert metadata['track_total'] == u'10' # MP3s can have a track_total
def test_ogg_stereo():
metadata = MetadataAnalyzer.analyze(
'tests/test_data/44100Hz-16bit-stereo.ogg', dict())
check_default_metadata(metadata)
assert metadata['channels'] == 2
assert metadata['bit_rate'] == 112000
assert abs(metadata['length_seconds'] - 3.8) < 0.1
assert metadata['mime'] == 'audio/vorbis'
assert metadata['comment'] == 'Test Comment'
def test_unparsable_file():
metadata = MetadataAnalyzer.analyze("tests/test_data/unparsable.txt", dict())
assert metadata == {
"filesize": 10,
"ftype": "audioclip",
"hidden": False,
"md5": "4d5e4b1c8e8febbd31fa9ce7f088beae",
"mime": "text/plain",
}
def test_mp3_utf8():
metadata = MetadataAnalyzer.analyze(u'tests/test_data/44100Hz-16bit-stereo-utf8.mp3', dict())
# Using a bunch of different UTF-8 codepages here. Test data is from:
# http://winrus.com/utf8-jap.htm
assert metadata['track_title'] == u'ｱｲｳｴｵｶｷｸｹｺｻｼｽｾｿﾀﾁﾂﾃ'
assert metadata['artist_name'] == u'てすと'
assert metadata['album_title'] == u'Ä ä Ü ü ß'
assert metadata['year'] == u'1999'
assert metadata['genre'] == u'Я Б Г Д Ж Й'
assert metadata['track_number'] == u'1'
assert metadata['channels'] == 2
assert metadata['bit_rate'] == 129757
assert abs(metadata['length_seconds'] - 3.9) < 0.1
assert metadata['mime'] == 'audio/mp3'
assert metadata['track_total'] == u'10' # MP3s can have a track_total
def test_wav_stereo():
metadata = MetadataAnalyzer.analyze(
"tests/test_data/44100Hz-16bit-stereo.wav", dict()
)
assert metadata == {
"sample_rate": 44100,
"channels": 2,
"filesize": 677316,
"md5": "6bd5df4f161375e4634cbd4968fb5c23",
"mime": "audio/x-wav",
"cueout": "0:00:03.839410",
"ftype": "audioclip",
"hidden": False,
"length": "0:00:03.839410",
"length_seconds": 3.8394104308390022,
}
def test_mp3_bad_channels():
filename = 'tests/test_data/44100Hz-16bit-mono.mp3'
'''
It'd be a pain in the ass to construct a real MP3 with an invalid number
of channels by hand because that value is stored in every MP3 frame in the file
'''
audio_file = mutagen.File(filename, easy=True)
audio_file.info.mode = 1777
with mock.patch('airtime_analyzer.metadata_analyzer.mutagen') as mock_mutagen:
mock_mutagen.File.return_value = audio_file
#mock_mutagen.side_effect = lambda *args, **kw: audio_file #File(*args, **kw)
metadata = MetadataAnalyzer.analyze(filename, dict())
check_default_metadata(metadata)
assert metadata['channels'] == 1
assert metadata['bit_rate'] == 63998
assert abs(metadata['length_seconds'] - 3.9) < 0.1
assert metadata['mime'] == 'audio/mp3' # Not unicode because MIMEs aren't.
assert metadata['track_total'] == '10' # MP3s can have a track_total
def test_mp3_bad_channels():
"""
Test an mp3 file where the number of channels is invalid or missing.
"""
# It'd be a pain in the ass to construct a real MP3 with an invalid number
# of channels by hand because that value is stored in every MP3 frame in the file
filename = "tests/test_data/44100Hz-16bit-mono.mp3"
audio_file = mutagen.File(filename, easy=True)
audio_file.info.mode = 1777
with mock.patch("airtime_analyzer.metadata_analyzer.mutagen") as mock_mutagen:
mock_mutagen.File.return_value = audio_file
metadata = MetadataAnalyzer.analyze(filename, dict())
assert metadata == {
**default_metadata(metadata),
"bit_rate": 63998,
"channels": 1,
"filesize": 32298,
"md5": "a93c9503c85cd2fbe7658711a08c24b1",
"mime": "audio/mp3",
"track_total": "10",
}
def test_unparsable_file():
MetadataAnalyzer.analyze('README.rst', dict())
def test_move_wrong_metadata_dict():
not_a_dict = list()
MetadataAnalyzer.analyze('asdfasdf', not_a_dict)
def test_move_wrong_string_param1():
not_unicode = 'asdfasdf'
MetadataAnalyzer.analyze(not_unicode, dict())
def test_wav_stereo():
metadata = MetadataAnalyzer.analyze('tests/test_data/44100Hz-16bit-stereo.wav', dict())
assert metadata['mime'] == 'audio/x-wav'
assert abs(metadata['length_seconds'] - 3.9) < 0.1
assert metadata['channels'] == 2
assert metadata['sample_rate'] == 44100
def test_invalid_wma():
metadata = MetadataAnalyzer.analyze('tests/test_data/44100Hz-16bit-stereo-invalid.wma', dict())
assert metadata['mime'] == 'audio/x-ms-wma'
def test_unparsable_file():
MetadataAnalyzer.analyze('tests/test_data/unparsable.txt', dict())
def test_analyze_wrong_params(params, exception):
with pytest.raises(exception):
MetadataAnalyzer.analyze(*params)
def test_invalid_wma():
metadata = MetadataAnalyzer.analyze(
"tests/test_data/44100Hz-16bit-stereo-invalid.wma", dict()
)
assert metadata["mime"] == "audio/x-ms-wma"
def test_analyze(filepath, expected):
metadata = MetadataAnalyzer.analyze(filepath, dict())
assert abs(metadata["length_seconds"] - 3.9) < 0.1
assert metadata == {**default_metadata(metadata), **expected}