Index: tests/python/src/temporal/c_weighting.py
===================================================================
--- tests/python/src/temporal/c_weighting.py	(revision 41f4c5b80a855a94c1fe72b73230203c3a5c045e)
+++ tests/python/src/temporal/c_weighting.py	(revision 41f4c5b80a855a94c1fe72b73230203c3a5c045e)
@@ -0,0 +1,59 @@
+from localaubio import *
+
+class c_weighting_unit(aubio_unit_template):
+
+  def test_simple(self):
+    expected = array_from_text_file('src/temporal/c_weighting_test_simple.expected')
+    samplerate = 44100
+    channels = 1
+    buf_size = 32
+
+    # prepare input
+    input = new_fvec (buf_size, 1)
+    output = new_fvec (buf_size, 1)
+    fvec_write_sample (input, 0.5, 0, 12)
+
+    # check input
+    for i in range(buf_size):
+      for c in range(channels):
+        self.assertEqual(expected[0][i], fvec_read_sample(input, c, i))
+
+    # filter
+    f = new_aubio_filter_c_weighting (samplerate, channels)
+    aubio_filter_do_outplace (f, input, output)
+    del_aubio_filter (f)
+
+    # check output
+    for i in range(buf_size):
+      for c in range(channels):
+        self.assertAlmostEqual(expected[1][i], fvec_read_sample(output, c, i))
+
+  def test_simple_8000(self):
+    expected = array_from_text_file('src/temporal/c_weighting_test_simple_8000.expected')
+    samplerate = 8000 
+    channels = 1
+    buf_size = 32
+
+    # prepare input
+    input = new_fvec (buf_size, 1)
+    output = new_fvec (buf_size, 1)
+    fvec_write_sample (input, 0.5, 0, 12)
+
+    # check input
+    for i in range(buf_size):
+      for c in range(channels):
+        self.assertEqual(expected[0][i], fvec_read_sample(input, c, i))
+
+    # filter
+    f = new_aubio_filter_c_weighting (samplerate, channels)
+    aubio_filter_do_outplace (f, input, output)
+    del_aubio_filter (f)
+
+    # check output
+    for i in range(buf_size):
+      for c in range(channels):
+        self.assertAlmostEqual(expected[1][i], fvec_read_sample(output, c, i))
+
+if __name__ == '__main__':
+  import unittest
+  unittest.main()
Index: tests/python/src/temporal/c_weighting_test_simple.expected
===================================================================
--- tests/python/src/temporal/c_weighting_test_simple.expected	(revision 41f4c5b80a855a94c1fe72b73230203c3a5c045e)
+++ tests/python/src/temporal/c_weighting_test_simple.expected	(revision 41f4c5b80a855a94c1fe72b73230203c3a5c045e)
@@ -0,0 +1,2 @@
+ 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 5.00000000e-01 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00
+ 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 1.08504281e-01 2.31621372e-01 1.38614617e-01 1.58040475e-02 -9.84900252e-04 -2.72686896e-03 -2.87772967e-03 -2.87932142e-03 -2.86783482e-03 -2.85529016e-03 -2.84270413e-03 -2.83016008e-03 -2.81766458e-03 -2.80521796e-03 -2.79282009e-03 -2.78047079e-03 -2.76816989e-03 -2.75591721e-03 -2.74371257e-03 -2.73155579e-03
Index: tests/python/src/temporal/c_weighting_test_simple_8000.expected
===================================================================
--- tests/python/src/temporal/c_weighting_test_simple_8000.expected	(revision 41f4c5b80a855a94c1fe72b73230203c3a5c045e)
+++ tests/python/src/temporal/c_weighting_test_simple_8000.expected	(revision 41f4c5b80a855a94c1fe72b73230203c3a5c045e)
@@ -0,0 +1,2 @@
+ 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 5.00000000e-01 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00
+ 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 0.00000000e+00 3.39108697e-01 2.23441868e-01 -1.31029191e-01 3.33061907e-02 -2.89386407e-02 -1.68524660e-02 -5.02737225e-03 -2.47225074e-02 -3.06670933e-03 -2.20570849e-02 -5.57507292e-03 -1.81342032e-02 -7.89289483e-03 -1.50756531e-02 -9.23565472e-03 -1.29964131e-02 -9.78591684e-03 -1.16053213e-02 -9.84372912e-03 -1.06315198e-02
