4 from nose2.tools import params
5 from numpy.testing import TestCase
6 from aubio import source
7 from utils import list_all_sounds
9 list_of_sounds = list_all_sounds('sounds')
10 samplerates = [0, 44100, 8000, 32000]
11 hop_sizes = [512, 1024, 64]
16 for soundfile in list_of_sounds:
17 for hop_size in hop_sizes:
18 for samplerate in samplerates:
19 all_params.append((hop_size, samplerate, soundfile))
22 class aubio_source_test_case_base(TestCase):
25 if not len(list_of_sounds): self.skipTest('add some sound files in \'python/tests/sounds\'')
26 self.default_test_sound = list_of_sounds[0]
28 class aubio_source_test_case(aubio_source_test_case_base):
30 def test_close_file(self):
31 samplerate = 0 # use native samplerate
33 for p in list_of_sounds:
34 f = source(p, samplerate, hop_size)
37 def test_close_file_twice(self):
38 samplerate = 0 # use native samplerate
40 for p in list_of_sounds:
41 f = source(p, samplerate, hop_size)
45 class aubio_source_read_test_case(aubio_source_test_case_base):
47 def read_from_source(self, f):
52 if read < f.hop_size: break
53 #result_str = "read {:.2f}s ({:d} frames in {:d} blocks at {:d}Hz) from {:s}"
54 #result_params = total_frames / float(f.samplerate), total_frames, total_frames//f.hop_size, f.samplerate, f.uri
55 #print (result_str.format(*result_params))
59 def test_samplerate_hopsize(self, hop_size, samplerate, soundfile):
61 f = source(soundfile, samplerate, hop_size)
62 except RuntimeError as e:
63 self.skipTest('failed opening with hop_s = {:d}, samplerate = {:d} ({:s})'.format(hop_size, samplerate, str(e)))
64 assert f.samplerate != 0
65 self.read_from_source(f)
67 @params(*list_of_sounds)
68 def test_samplerate_none(self, p):
70 assert f.samplerate != 0
71 self.read_from_source(f)
73 @params(*list_of_sounds)
74 def test_samplerate_0(self, p):
76 assert f.samplerate != 0
77 self.read_from_source(f)
79 @params(*list_of_sounds)
80 def test_zero_hop_size(self, p):
82 assert f.samplerate != 0
83 assert f.hop_size != 0
84 self.read_from_source(f)
86 @params(*list_of_sounds)
87 def test_seek_to_half(self, p):
88 from random import randint
90 assert f.samplerate != 0
91 assert f.hop_size != 0
92 a = self.read_from_source(f)
95 b = self.read_from_source(f)
98 @params(*list_of_sounds)
99 def test_duration(self, p):
102 duration = f.duration
106 if read < f.hop_size: break
107 self.assertEqual(duration, total_frames)
110 class aubio_source_test_wrong_params(TestCase):
112 def test_wrong_file(self):
113 with self.assertRaises(RuntimeError):
114 source('path_to/unexisting file.mp3')
116 class aubio_source_test_wrong_params_with_file(aubio_source_test_case_base):
118 def test_wrong_samplerate(self):
119 with self.assertRaises(ValueError):
120 source(self.default_test_sound, -1)
122 def test_wrong_hop_size(self):
123 with self.assertRaises(ValueError):
124 source(self.default_test_sound, 0, -1)
126 def test_wrong_channels(self):
127 with self.assertRaises(ValueError):
128 source(self.default_test_sound, 0, 0, -1)
130 def test_wrong_seek(self):
131 f = source(self.default_test_sound)
132 with self.assertRaises(ValueError):
135 def test_wrong_seek_too_large(self):
136 f = source(self.default_test_sound)
138 with self.assertRaises(ValueError):
139 f.seek(f.duration + f.samplerate * 10)
140 except AssertionError:
141 self.skipTest('seeking after end of stream failed raising ValueError')
143 class aubio_source_readmulti_test_case(aubio_source_read_test_case):
145 def read_from_source(self, f):
148 _, read = f.do_multi()
150 if read < f.hop_size: break
151 #result_str = "read {:.2f}s ({:d} frames in {:d} channels and {:d} blocks at {:d}Hz) from {:s}"
152 #result_params = total_frames / float(f.samplerate), total_frames, f.channels, int(total_frames/f.hop_size), f.samplerate, f.uri
153 #print (result_str.format(*result_params))
156 if __name__ == '__main__':