#! /usr/bin/env python
-from numpy.testing import TestCase, assert_equal, assert_almost_equal
-from aubio import fvec, source
-from numpy import array
+
+from numpy.testing import TestCase, assert_equal
+from aubio import source
from utils import list_all_sounds
+import unittest
+from _tools import parametrize, assert_raises, assert_equal, skipTest
list_of_sounds = list_all_sounds('sounds')
-path = None
+samplerates = [0, 44100, 8000, 32000]
+hop_sizes = [512, 1024, 64]
+
+default_test_sound = len(list_of_sounds) and list_of_sounds[0] or None
+
+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))
+
+no_sounds_msg = "no test sounds, add some in 'python/tests/sounds/'!"
+
+_debug = False
+
+class Test_aubio_source_test_case(object):
+
+ @parametrize('filename', list_of_sounds)
+ def test_close_file(self, filename):
+ samplerate = 0 # use native samplerate
+ hop_size = 256
+ f = source(filename, samplerate, hop_size)
+ f.close()
+
+ @parametrize('filename', list_of_sounds)
+ def test_close_file_twice(self, filename):
+ samplerate = 0 # use native samplerate
+ hop_size = 256
+ f = source(filename, samplerate, hop_size)
+ f.close()
+ f.close()
+
+ @parametrize('filename', [default_test_sound])
+ def test_read_after_close(self, filename):
+ samplerate = 0 # use native samplerate
+ hop_size = 256
+ f = source(filename, samplerate, hop_size)
+ read, frames = f()
+ f.close()
+ with assert_raises(RuntimeError):
+ read, frames = f()
+ with assert_raises(RuntimeError):
+ read, frames = f.do_multi()
-class aubio_source_test_case(TestCase):
- def setUp(self):
- if not len(list_of_sounds): self.skipTest('add some sound files in \'python/tests/sounds\'')
+class Test_aubio_source_read(object):
- def read_from_sink(self, f):
+ def read_from_source(self, f):
total_frames = 0
while True:
- vec, read = f()
+ samples , read = f()
+ total_frames += read
+ if read < f.hop_size:
+ assert_equal(samples[read:], 0)
+ break
+ if _debug:
+ result_str = "read {:.2f}s ({:d} frames"
+ result_str += " 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
+
+ @parametrize('hop_size, samplerate, soundfile', all_params)
+ def test_samplerate_hopsize(self, hop_size, samplerate, soundfile):
+ try:
+ f = source(soundfile, samplerate, hop_size)
+ except RuntimeError as e:
+ err_msg = 'failed opening with hop_s={:d}, samplerate={:d} ({:s})'
+ skipTest(err_msg.format(hop_size, samplerate, str(e)))
+ assert f.samplerate != 0
+ read_frames = self.read_from_source(f)
+ if 'f_' in soundfile and samplerate == 0:
+ import re
+ f = re.compile(r'.*_\([0:9]*f\)_.*')
+ match_f = re.findall('([0-9]*)f_', soundfile)
+ if len(match_f) == 1:
+ expected_frames = int(match_f[0])
+ assert_equal(expected_frames, read_frames)
+
+ @parametrize('p', list_of_sounds)
+ def test_samplerate_none(self, p):
+ f = source(p)
+ assert f.samplerate != 0
+ self.read_from_source(f)
+
+ @parametrize('p', list_of_sounds)
+ def test_samplerate_0(self, p):
+ f = source(p, 0)
+ assert f.samplerate != 0
+ self.read_from_source(f)
+
+ @parametrize('p', 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)
+
+ @parametrize('p', 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
+
+ @parametrize('p', list_of_sounds)
+ def test_duration(self, p):
+ total_frames = 0
+ f = source(p)
+ duration = f.duration
+ while True:
+ _, read = f()
total_frames += read
if read < f.hop_size: break
- print "read", "%.2fs" % (total_frames / float(f.samplerate) ),
- print "(", total_frames, "frames", "in",
- print total_frames / f.hop_size, "blocks", "at", "%dHz" % f.samplerate, ")",
- print "from", f.uri
-
- def test_samplerate_hopsize(self):
- for p in list_of_sounds:
- for samplerate, hop_size in zip([0, 44100, 8000, 32000], [ 512, 512, 64, 256]):
- f = source(p, samplerate, hop_size)
- assert f.samplerate != 0
- self.read_from_sink(f)
-
- def test_samplerate_none(self):
- for p in list_of_sounds:
- f = source(p)
- assert f.samplerate != 0
- self.read_from_sink(f)
-
- def test_samplerate_0(self):
- for p in list_of_sounds:
- f = source(p, 0)
- assert f.samplerate != 0
- self.read_from_sink(f)
+ assert_equal (duration, total_frames)
+
+
+class Test_aubio_source_wrong_params(object):
+
+ def test_wrong_file(self):
+ with assert_raises(RuntimeError):
+ source('path_to/unexisting file.mp3')
+
+@unittest.skipIf(default_test_sound is None, no_sounds_msg)
+class Test_aubio_source_wrong_params_with_file(TestCase):
def test_wrong_samplerate(self):
- for p in list_of_sounds:
- try:
- f = source(p, -1)
- except Exception, e:
- print e
- else:
- self.fail('does not fail with wrong samplerate')
+ with assert_raises(ValueError):
+ source(default_test_sound, -1)
def test_wrong_hop_size(self):
- for p in list_of_sounds:
- try:
- f = source(p, 0, -1)
- except Exception, e:
- print e
- else:
- self.fail('does not fail with wrong hop_size %d' % f.hop_size)
-
- def test_zero_hop_size(self):
- for p in list_of_sounds:
- f = source(p, 0, 0)
- assert f.samplerate != 0
- assert f.hop_size != 0
- self.read_from_sink(f)
+ with assert_raises(ValueError):
+ source(default_test_sound, 0, -1)
+
+ def test_wrong_channels(self):
+ with assert_raises(ValueError):
+ source(default_test_sound, 0, 0, -1)
+
+ def test_wrong_seek(self):
+ f = source(default_test_sound)
+ with assert_raises(ValueError):
+ f.seek(-1)
+
+ def test_wrong_seek_too_large(self):
+ f = source(default_test_sound)
+ try:
+ with assert_raises(ValueError):
+ f.seek(f.duration + f.samplerate * 10)
+ except:
+ skipTest('seeking after end of stream failed raising ValueError')
+
+class Test_aubio_source_readmulti(Test_aubio_source_read):
+
+ def read_from_source(self, f):
+ total_frames = 0
+ while True:
+ samples, read = f.do_multi()
+ total_frames += read
+ if read < f.hop_size:
+ assert_equal(samples[:,read:], 0)
+ break
+ if _debug:
+ result_str = "read {:.2f}s ({:d} frames in {:d} channels"
+ result_str += " 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
+
+class Test_aubio_source_with(object):
+
+ @parametrize('filename', list_of_sounds)
+ def test_read_from_mono(self, filename):
+ total_frames = 0
+ hop_size = 2048
+ with source(filename, 0, hop_size) as input_source:
+ assert_equal(input_source.hop_size, hop_size)
+ #assert_equal(input_source.samplerate, samplerate)
+ total_frames = 0
+ for frames in input_source:
+ total_frames += frames.shape[-1]
+ # check we read as many samples as we expected
+ assert_equal(total_frames, input_source.duration)
if __name__ == '__main__':
- from unittest import main
- main()
+ from _tools import run_module_suite
+ run_module_suite()