Changeset ac9eea7 for python/tests

Timestamp:

Mar 3, 2013, 9:14:32 PM (12 years ago)

Author:

Paul Brossier <piem@piem.org>

Branches:

feature/autosink, feature/cnn, feature/cnn_org, feature/constantq, feature/crepe, feature/crepe_org, feature/pitchshift, feature/pydocstrings, feature/timestretch, fix/ffmpeg5, master, pitchshift, sampler, timestretch, yinfft+

Children:

0bd161d

Parents:

9dd10cc

Message:

tests/python/src/spectral/filterbank.py: replaced by python/tests/test_filterbank.py

File:

• python/tests/test_filterbank.py (modified) (2 diffs)

python/tests/test_filterbank.py

@@ -4 +4 @@
 from numpy.testing import assert_equal, assert_almost_equal
 from numpy import random
+from math import pi
 from aubio import cvec, filterbank
 
@@ -18 +19 @@
     assert_equal (r, f.get_coeffs())
 
+  def test_phase(self):
+    f = filterbank(40, 512)
+    c = cvec(512)
+    c.phas[:] = pi
+    assert_equal( f(c), 0);
+
+  def test_norm(self):
+    f = filterbank(40, 512)
+    c = cvec(512)
+    c.norm[:] = 1
+    assert_equal( f(c), 0);
+
+  def test_random_norm(self):
+    f = filterbank(40, 512)
+    c = cvec(512)
+    c.norm[:] = random.random((512 / 2 + 1,)).astype('float32')
+    assert_equal( f(c), 0)
+
+  def test_random_coeffs(self):
+    f = filterbank(40, 512)
+    c = cvec(512)
+    r = random.random([40, 512 / 2 + 1]).astype('float32')
+    r /= r.sum()
+    f.set_coeffs(r)
+    c.norm[:] = random.random((512 / 2 + 1,)).astype('float32')
+    assert_equal ( f(c) < 1., True )
+    assert_equal ( f(c) > 0., True )
+
+  def test_mfcc_coeffs(self):
+    f = filterbank(40, 512)
+    c = cvec(512)
+    f.set_mel_coeffs_slaney(44100)
+    c.norm[:] = random.random((512 / 2 + 1,)).astype('float32')
+    assert_equal ( f(c) < 1., True )
+    assert_equal ( f(c) > 0., True )
+
 if __name__ == '__main__':
   from unittest import main