Changeset 42f1cf14 for tests/python/src

Timestamp:

May 18, 2008, 3:23:11 AM (17 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:

bf9d8a6

Parents:

4ecfee9

Message:

tests/python/src/utils/hist.py: update existing test cases, add two more

File:

• tests/python/src/utils/hist.py (modified) (6 diffs)

tests/python/src/utils/hist.py

@@ -1 +1 @@
 import unittest
+import random
 
 from template import aubio_unit_template
@@ -6 +7 @@
 buf_size = 2048
 channels = 1
-flow = 0.
-fhig = 100.
+flow = float(random.randint(0, 100) + random.random())
+fhig = float(random.randint(100, 1000) + random.random())
 
 nelems = 1000
@@ -14 +15 @@
 
   def setUp(self):
+    print flow, fhig
     self.o = new_aubio_hist(flow, fhig, nelems, channels)
 
@@ -31 +33 @@
     del_fvec(input)
 
-  def test_hist_impulse(self):
-    """ test hist on impulse """
+  def test_hist_impulse_top(self):
+    """ test hist on impulse (top - 1.) """
+    """ this returns 1./nelems because 1 element is in the range """
     input = new_fvec(buf_size, channels)
     constant = fhig - 1. 
@@ -40 +43 @@
     del_fvec(input)
 
-  def test_hist_impulse2(self):
-    """ test hist on impulse """
+  def test_hist_impulse_over(self):
+    """ test hist on impulse (top + 1.) """
+    """ this returns 0 because constant is out of range """
     input = new_fvec(buf_size, channels)
     constant = fhig + 1. 
+    fvec_write_sample(input,constant,0,0)
+    aubio_hist_do_notnull(self.o, input)
+    self.assertCloseEnough(0., aubio_hist_mean(self.o))
+    del_fvec(input)
+
+  def test_hist_impulse_bottom(self):
+    """ test hist on constant near lower limit """
+    """ this returns 1./nelems because 1 element is in the range """
+    input = new_fvec(buf_size, channels)
+    constant = flow + 1. 
     fvec_write_sample(input,constant,0,0)
     aubio_hist_do_notnull(self.o, input)
@@ -49 +63 @@
     del_fvec(input)
 
+  def test_hist_impulse_under(self):
+    """ test hist on constant under lower limit """
+    """ this returns 0 because constant is out of range """
+    input = new_fvec(buf_size, channels)
+    constant = flow - 1. 
+    fvec_write_sample(input,constant,0,0)
+    aubio_hist_do_notnull(self.o, input)
+    self.assertCloseEnough(0., aubio_hist_mean(self.o))
+    del_fvec(input)
+
 if __name__ == '__main__': unittest.main()