def test_no_audio_no_features():
"""The features should raise a NoFileAudioError if no features nor
audio files are found."""
# This file doesn't exist
no_audio_file_struct = FileStruct("fixtures/caca.mp3")
feat_type = FeatureTypes.framesync
CQT(no_audio_file_struct, feat_type, sr=11025).features
def test_no_audio_no_params():
"""The features should raise a NoFileAudioError if different parameters
want to be explored and no audio file is found."""
# This file doesn't exist
no_audio_file_struct = FileStruct("fixtures/chirp_noaudio.mp3")
feat_type = FeatureTypes.framesync
CQT(no_audio_file_struct, feat_type, sr=11025).features
def test_wrong_type_frame_times():
"""Trying to use custom type for frame times."""
my_file_struct = FileStruct(os.path.join("fixtures", "chirp.mp3"))
my_file_struct.features_file = os.path.join("features", "no_file.json")
FeatureTypes2 = Enum('FeatureTypes',
'framesync1 est_beatsync ann_beatsync')
cqt = CQT(my_file_struct, FeatureTypes2.framesync1, sr=11025)
cqt.frame_times
def test_no_audio():
"""The features should be returned even without having an audio file if
they have been previously been computed."""
# This file doesn't exist
no_audio_file_struct = FileStruct("fixtures/chirp_noaudio.mp3")
feat_type = FeatureTypes.framesync
CQT(no_audio_file_struct, feat_type, sr=22050).features
assert (os.path.isfile(no_audio_file_struct.features_file))
with open(no_audio_file_struct.features_file) as f:
data = json.load(f)
assert (CQT.get_id() in data.keys())
def test_change_global_paramaters():
"""The features should be correctly updated if global parameters
updated."""
feat_type = FeatureTypes.framesync
CQT(file_struct, feat_type, sr=11025).features
assert (os.path.isfile(file_struct.features_file))
with open(file_struct.features_file) as f:
data = json.load(f)
assert(CQT.get_id() in data.keys())
# These should have disappeared, since we now have new global parameters
assert(MFCC.get_id() not in data.keys())
assert(Tonnetz.get_id() not in data.keys())
assert(Tempogram.get_id() not in data.keys())
assert(PCP.get_id() not in data.keys())
assert("framesync" in data[CQT.get_id()].keys())
assert("est_beatsync" in data[CQT.get_id()].keys())
assert("ann_beatsync" in data[CQT.get_id()].keys())
def test_change_local_cqt_paramaters():
"""The features should be correctly updated if parameters of CQT are
updated."""
feat_type = FeatureTypes.framesync
CQT(file_struct, feat_type, n_bins=70).features
assert (os.path.isfile(file_struct.features_file))
with open(file_struct.features_file) as f:
data = json.load(f)
assert(CQT.get_id() in data.keys())
# These should be here from previous tests
assert(MFCC.get_id() in data.keys())
assert(Tonnetz.get_id() in data.keys())
assert(Tempogram.get_id() in data.keys())
assert(PCP.get_id() in data.keys())
assert("framesync" in data[CQT.get_id()].keys())
assert("est_beatsync" in data[CQT.get_id()].keys())
assert("ann_beatsync" in data[CQT.get_id()].keys())
def test_wrong_ref_power_cqt():
"""Test for wrong parameters for ref_power of the cqt."""
CQT(file_struct, FeatureTypes.framesync, ref_power="caca")
def test_wrong_ann_frame_times():
"""Trying to get annotated frametimes when no annotated beats are found."""
my_file_struct = FileStruct(os.path.join("fixtures", "chirp.mp3"))
my_file_struct.features_file = os.path.join("features", "no_file.json")
cqt = CQT(my_file_struct, FeatureTypes.ann_beatsync, sr=11025)
cqt.frame_times
def test_ann_features():
"""Testing the annotated beat synchornized features."""
CQT(file_struct, FeatureTypes.ann_beatsync, sr=11025).features
