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| @@ -2,34 +2,104 @@ · 1 unmodified line | ||
| 2 | 2 | |
| 3 | 3 | from numpy.testing import TestCase, run_module_suite |
| 4 | 4 | from numpy.testing import assert_equal, assert_almost_equal |
| 5 | +from numpy import array, arange, isnan, isinf | |
| 5 | 6 | from aubio import bintomidi, miditobin, freqtobin, bintofreq, freqtomidi, miditofreq |
| 6 | 7 | from aubio import unwrap2pi |
| 8 | +from aubio import fvec | |
| 9 | +from math import pi | |
| 7 | 10 | |
| 8 | 11 | class aubio_mathutils(TestCase): |
| 9 | 12 | |
| 10 | 13 | def test_unwrap2pi(self): |
| 11 | − a = [ x/100. for x in range(-600,600,100) ] | |
| 12 | − b = [ unwrap2pi(x) for x in a ] | |
| 13 | − #print b | |
| 14 | + unwrap2pi(int(23)) | |
| 15 | + unwrap2pi(float(23.)) | |
| 16 | + unwrap2pi(long(23.)) | |
| 17 | + unwrap2pi(arange(10)) | |
| 18 | + unwrap2pi(arange(10).astype("int")) | |
| 19 | + unwrap2pi(arange(10).astype("float")) | |
| 20 | + unwrap2pi(arange(10).astype("float32")) | |
| 21 | + unwrap2pi([1,3,5]) | |
| 22 | + unwrap2pi([23.,24.,25.]) | |
| 23 | + a = fvec(10) | |
| 24 | + a[:] = 4. | |
| 25 | + unwrap2pi(a) | |
| 26 | + a = pi/100. * arange(-600,600).astype("float") | |
| 27 | + b = unwrap2pi (a) | |
| 28 | + #print zip(a, b) | |
| 14 | 29 | |
| 15 | − def test_miditobin(self): | |
| 16 | − a = [ miditobin(a, 44100, 512) for a in range(128) ] | |
| 30 | + try: | |
| 31 | + print unwrap2pi(["23.","24.",25.]) | |
| 32 | + except TypeError: | |
| 33 | + pass | |
| 17 | 34 | |
| 18 | − def test_bintomidi(self): | |
| 19 | − a = [ bintomidi(a, 44100, 512) for a in range(128) ] | |
| 35 | + def test_unwrap2pi_takes_fvec(self): | |
| 36 | + a = fvec(10) | |
| 37 | + b = unwrap2pi(a) | |
| 38 | + #print zip(a, b) | |
| 39 | + assert ( b > -pi ).all() | |
| 40 | + assert ( b <= pi ).all() | |
| 20 | 41 | |
| 21 | − def test_freqtobin(self): | |
| 22 | − a = [ freqtobin(a, 44100, 512) for a in range(128) ] | |
| 42 | + def test_unwrap2pi_takes_array_of_float(self): | |
| 43 | + a = arange(-10., 10.).astype("float") | |
| 44 | + b = unwrap2pi(a) | |
| 45 | + #print zip(a, b) | |
| 46 | + assert ( b > -pi ).all() | |
| 47 | + assert ( b <= pi ).all() | |
| 23 | 48 | |
| 24 | − def test_bintofreq(self): | |
| 25 | − a = [ bintofreq(a, 44100, 512) for a in range(128) ] | |
| 49 | + def test_unwrap2pi_takes_array_of_float32(self): | |
| 50 | + a = arange(-10, 10).astype("float32") | |
| 51 | + b = unwrap2pi(a) | |
| 52 | + #print zip(a, b) | |
| 53 | + assert ( b > -pi ).all() | |
| 54 | + assert ( b <= pi ).all() | |
| 26 | 55 | |
| 27 | 56 | def test_freqtomidi(self): |
| 28 | − a = [ freqtomidi(a) for a in range(128) ] | |
| 57 | + a = array(range(-20, 50000, 100) + [ -1e32, 1e32 ]) | |
| 58 | + b = freqtomidi(a) | |
| 59 | + #print zip(a, b) | |
| 60 | + assert_equal ( isnan(array(b)), False ) | |
| 61 | + assert_equal ( isinf(array(b)), False ) | |
| 62 | + assert_equal ( array(b) < 0, False ) | |
| 29 | 63 | |
| 30 | 64 | def test_miditofreq(self): |
| 31 | − freqs = [ miditofreq(a) for a in range(128) ] | |
| 32 | − midis = [ freqtomidi(a) for a in freqs ] | |
| 65 | + a = range(-30, 200) + [-100000, 10000] | |
| 66 | + b = miditofreq(a) | |
| 67 | + #print zip(a, b) | |
| 68 | + assert_equal ( isnan(b), False ) | |
| 69 | + assert_equal ( isinf(b), False ) | |
| 70 | + assert_equal ( b < 0, False ) | |
| 71 | + | |
| 72 | + def test_miditobin(self): | |
| 73 | + a = range(-30, 200) + [-100000, 10000] | |
| 74 | + b = [ bintomidi(x, 44100, 512) for x in a ] | |
| 75 | + #print zip(a, b) | |
| 76 | + assert_equal ( isnan(array(b)), False ) | |
| 77 | + assert_equal ( isinf(array(b)), False ) | |
| 78 | + assert_equal ( array(b) < 0, False ) | |
| 79 | + | |
| 80 | + def test_bintomidi(self): | |
| 81 | + a = range(-100, 512) | |
| 82 | + b = [ bintomidi(x, 44100, 512) for x in a ] | |
| 83 | + #print zip(a, b) | |
| 84 | + assert_equal ( isnan(array(b)), False ) | |
| 85 | + assert_equal ( isinf(array(b)), False ) | |
| 86 | + assert_equal ( array(b) < 0, False ) | |
| 87 | + | |
| 88 | + def test_freqtobin(self): | |
| 89 | + a = range(-20, 50000, 100) + [ -1e32, 1e32 ] | |
| 90 | + b = [ freqtobin(x, 44100, 512) for x in a ] | |
| 91 | + #print zip(a, b) | |
| 92 | + assert_equal ( isnan(array(b)), False ) | |
| 93 | + assert_equal ( isinf(array(b)), False ) | |
| 94 | + assert_equal ( array(b) < 0, False ) | |
| 95 | + | |
| 96 | + def test_bintofreq(self): | |
| 97 | + a = range(-20, 148) | |
| 98 | + b = [ bintofreq(x, 44100, 512) for x in a ] | |
| 99 | + #print zip(a, b) | |
| 100 | + assert_equal ( isnan(array(b)), False ) | |
| 101 | + assert_equal ( isinf(array(b)), False ) | |
| 102 | + assert_equal ( array(b) < 0, False ) | |
| 33 | 103 | |
| 34 | 104 | if __name__ == '__main__': |
| 35 | 105 | from unittest import main |