#! /usr/bin/env python from numpy.testing import TestCase, assert_equal, assert_almost_equalfrom aubio import fvec, sourcefrom numpy import arrayfrom utils import list_all_sounds list_of_sounds = list_all_sounds('sounds')path = None 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\'')     def read_from_sink(self, f):        total_frames = 0        while True:            vec, 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)     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')     def test_wrong_hop_size(self):        for p in list_of_sounds:            f = source(p, 0, -1)            print 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) if __name__ == '__main__':    from unittest import main    main()