3 from numpy.testing import TestCase, assert_equal, assert_almost_equal
4 from aubio import fvec, source
5 from numpy import array
6 from utils import list_all_sounds
7 from nose2.tools import params
9 list_of_sounds = list_all_sounds('sounds')
10 default_test_sound = None
11 samplerates = [0, 44100, 8000, 32000]
12 hop_sizes = [512, 1024, 64]
17 for soundfile in list_of_sounds:
18 for hop_size in hop_sizes:
19 for samplerate in samplerates:
20 all_params.append((hop_size, samplerate, soundfile))
23 class aubio_source_test_case_base(TestCase):
26 if not len(list_of_sounds): self.skipTest('add some sound files in \'python/tests/sounds\'')
27 default_test_sound = list_of_sounds[0]
29 class aubio_source_test_case(aubio_source_test_case_base):
31 def test_close_file(self):
32 samplerate = 0 # use native samplerate
34 for p in list_of_sounds:
35 f = source(p, samplerate, hop_size)
38 def test_close_file_twice(self):
39 samplerate = 0 # use native samplerate
41 for p in list_of_sounds:
42 f = source(p, samplerate, hop_size)
46 class aubio_source_read_test_case(aubio_source_test_case_base):
48 def read_from_source(self, f):
53 if read < f.hop_size: break
54 result_str = "read {:.2f}s ({:d} frames in {:d} blocks at {:d}Hz) from {:s}"
55 result_params = total_frames / float(f.samplerate), total_frames, total_frames//f.hop_size, f.samplerate, f.uri
56 #print (result_str.format(*result_params))
60 def test_samplerate_hopsize(self, hop_size, samplerate, soundfile):
62 f = source(soundfile, samplerate, hop_size)
63 except RuntimeError as e:
64 self.skipTest('failed opening with hop_s = {:d}, samplerate = {:d} ({:s})'.format(hop_size, samplerate, str(e)))
65 assert f.samplerate != 0
66 self.read_from_source(f)
68 @params(*list_of_sounds)
69 def test_samplerate_none(self, p):
71 assert f.samplerate != 0
72 self.read_from_source(f)
74 @params(*list_of_sounds)
75 def test_samplerate_0(self, p):
77 assert f.samplerate != 0
78 self.read_from_source(f)
80 @params(*list_of_sounds)
81 def test_zero_hop_size(self, p):
83 assert f.samplerate != 0
84 assert f.hop_size != 0
85 self.read_from_source(f)
87 @params(*list_of_sounds)
88 def test_seek_to_half(self, p):
89 from random import randint
91 assert f.samplerate != 0
92 assert f.hop_size != 0
93 a = self.read_from_source(f)
96 b = self.read_from_source(f)
99 @params(*list_of_sounds)
100 def test_duration(self, p):
103 duration = f.duration
107 if read < f.hop_size: break
108 self.assertEqual(duration, total_frames)
111 class aubio_source_test_wrong_params(TestCase):
113 def test_wrong_file(self):
114 with self.assertRaises(RuntimeError):
115 f = source('path_to/unexisting file.mp3')
117 class aubio_source_test_wrong_params(aubio_source_test_case_base):
119 def test_wrong_samplerate(self):
120 with self.assertRaises(ValueError):
121 f = source(default_test_sound, -1)
123 def test_wrong_hop_size(self):
124 with self.assertRaises(ValueError):
125 f = source(default_test_sound, 0, -1)
127 def test_wrong_channels(self):
128 with self.assertRaises(ValueError):
129 f = source(default_test_sound, 0, 0, -1)
131 def test_wrong_seek(self):
132 f = source(default_test_sound)
133 with self.assertRaises(ValueError):
136 def test_wrong_seek_too_large(self):
137 f = source(default_test_sound)
139 with self.assertRaises(ValueError):
140 f.seek(f.duration + f.samplerate * 10)
141 except AssertionError as e:
142 self.skipTest('seeking after end of stream failed raising ValueError')
144 class aubio_source_readmulti_test_case(aubio_source_read_test_case):
146 def read_from_source(self, f):
149 vec, read = f.do_multi()
151 if read < f.hop_size: break
152 result_str = "read {:.2f}s ({:d} frames in {:d} channels and {:d} blocks at {:d}Hz) from {:s}"
153 result_params = total_frames / float(f.samplerate), total_frames, f.channels, int(total_frames/f.hop_size), f.samplerate, f.uri
154 #print (result_str.format(*result_params))
157 if __name__ == '__main__':
158 from nose2 import main