from numpy.testing import TestCase, assert_equal, assert_almost_equal
from aubio import fvec, source
from numpy import array
+from utils import list_all_sounds
+from nose2.tools import params
-path = "/Users/piem/archives/sounds/loops/drum_Chocolate_Milk_-_Ation_Speaks_Louder_Than_Words.wav"
+list_of_sounds = list_all_sounds('sounds')
+default_test_sound = list_of_sounds[0]
+samplerates = [0, 44100, 8000, 32000]
+hop_sizes = [512, 1024, 64]
-class aubio_filter_test_case(TestCase):
+path = None
- def test_members(self):
- f = source(path)
- print dir(f)
+all_params = []
+for soundfile in list_of_sounds:
+ for hop_size in hop_sizes:
+ for samplerate in samplerates:
+ all_params.append((hop_size, samplerate, soundfile))
- def test_read(self):
- f = source(path)
- total_frames = 0
- while True:
- vec, read = f()
- total_frames += read
- if read < f.hop_size: break
- print "read", total_frames / float(f.samplerate), " seconds from", path
-if __name__ == '__main__':
- from unittest import main
- main()
+class aubio_source_test_case_base(TestCase):
+
+ def setUp(self):
+ if not len(list_of_sounds): self.skipTest('add some sound files in \'python/tests/sounds\'')
+
+class aubio_source_test_case(aubio_source_test_case_base):
+
+ def test_close_file(self):
+ samplerate = 0 # use native samplerate
+ hop_size = 256
+ for p in list_of_sounds:
+ f = source(p, samplerate, hop_size)
+ f.close()
+
+ def test_close_file_twice(self):
+ samplerate = 0 # use native samplerate
+ hop_size = 256
+ for p in list_of_sounds:
+ f = source(p, samplerate, hop_size)
+ f.close()
+ f.close()
+
+class aubio_source_read_test_case(aubio_source_test_case_base):
+
+ def read_from_source(self, f):
+ total_frames = 0
+ while True:
+ vec, read = f()
+ total_frames += read
+ if read < f.hop_size: break
+ result_str = "read {:.2f}s ({:d} frames in {:d} blocks at {:d}Hz) from {:s}"
+ result_params = total_frames / float(f.samplerate), total_frames, total_frames//f.hop_size, f.samplerate, f.uri
+ #print (result_str.format(*result_params))
+ return total_frames
+
+ @params(*all_params)
+ def test_samplerate_hopsize(self, hop_size, samplerate, soundfile):
+ try:
+ f = source(soundfile, samplerate, hop_size)
+ except RuntimeError as e:
+ self.skipTest('failed opening with hop_s = {:d}, samplerate = {:d} ({:s})'.format(hop_size, samplerate, str(e)))
+ assert f.samplerate != 0
+ self.read_from_source(f)
+
+ @params(*list_of_sounds)
+ def test_samplerate_none(self, p):
+ f = source(p)
+ assert f.samplerate != 0
+ self.read_from_source(f)
+
+ @params(*list_of_sounds)
+ def test_samplerate_0(self, p):
+ f = source(p, 0)
+ assert f.samplerate != 0
+ self.read_from_source(f)
+
+ @params(*list_of_sounds)
+ def test_zero_hop_size(self, p):
+ f = source(p, 0, 0)
+ assert f.samplerate != 0
+ assert f.hop_size != 0
+ self.read_from_source(f)
+
+ @params(*list_of_sounds)
+ def test_seek_to_half(self, p):
+ from random import randint
+ f = source(p, 0, 0)
+ assert f.samplerate != 0
+ assert f.hop_size != 0
+ a = self.read_from_source(f)
+ c = randint(0, a)
+ f.seek(c)
+ b = self.read_from_source(f)
+ assert a == b + c
+ @params(*list_of_sounds)
+ def test_duration(self, p):
+ total_frames = 0
+ f = source(p)
+ duration = f.duration
+ while True:
+ vec, read = f()
+ total_frames += read
+ if read < f.hop_size: break
+ self.assertEqual(duration, total_frames)
+
+
+class aubio_source_test_wrong_params(TestCase):
+
+ def test_wrong_file(self):
+ with self.assertRaises(RuntimeError):
+ f = source('path_to/unexisting file.mp3')
+
+ def test_wrong_samplerate(self):
+ with self.assertRaises(ValueError):
+ f = source(default_test_sound, -1)
+
+ def test_wrong_hop_size(self):
+ with self.assertRaises(ValueError):
+ f = source(default_test_sound, 0, -1)
+
+ def test_wrong_channels(self):
+ with self.assertRaises(ValueError):
+ f = source(default_test_sound, 0, 0, -1)
+
+ def test_wrong_seek(self):
+ f = source(default_test_sound)
+ with self.assertRaises(ValueError):
+ f.seek(-1)
+
+ def test_wrong_seek_too_large(self):
+ f = source(default_test_sound)
+ try:
+ with self.assertRaises(ValueError):
+ f.seek(f.duration + f.samplerate * 10)
+ except AssertionError as e:
+ self.skipTest('seeking after end of stream failed raising ValueError')
+
+class aubio_source_readmulti_test_case(aubio_source_read_test_case):
+
+ def read_from_source(self, f):
+ total_frames = 0
+ while True:
+ vec, read = f.do_multi()
+ total_frames += read
+ if read < f.hop_size: break
+ result_str = "read {:.2f}s ({:d} frames in {:d} channels and {:d} blocks at {:d}Hz) from {:s}"
+ result_params = total_frames / float(f.samplerate), total_frames, f.channels, int(total_frames/f.hop_size), f.samplerate, f.uri
+ #print (result_str.format(*result_params))
+ return total_frames
+
+if __name__ == '__main__':
+ from nose2 import main
+ main()