source: python/tests/test_peakpicker.py.old @ a159628

feature/autosinkfeature/constantqfeature/pitchshiftfeature/pydocstringsfeature/timestretchsampleryinfft+
Last change on this file since a159628 was 584016f, checked in by Paul Brossier <piem@piem.org>, 6 years ago

python/tests/: disable old tests for now

  • Property mode set to 100755
File size: 3.2 KB
Line 
1#! /usr/bin/env python
2
3from numpy.testing import TestCase, assert_equal, assert_almost_equal
4from aubio import peakpicker, fvec
5
6class aubio_peakpicker(TestCase):
7
8    def test_members(self):
9        o = peakpicker()
10
11    def test_peakpicker_zeroes(self):
12        o = peakpicker()
13        assert_equal(o.get_thresholded_input(), 0.)
14
15    def test_peakpick_set_threshold(self):
16        o = peakpicker()
17        new_threshold = threshold
18        o.set_threshold(new_threshold)
19        assert_almost_equal(new_threshold, o.get_threshold())
20
21    def test_peakpicker_get_threshold(self):
22        o = peakpicker()
23        new_threshold = o.get_threshold()
24        o.set_threshold(new_threshold)
25        assert_equal(new_threshold, o.get_threshold())
26
27buf_size = 1024
28slice_size = 5
29delay = 1
30threshold = .9
31
32class aubio_peakpicker_peaks(TestCase):
33
34    def setUp(self):
35        self.o = peakpicker()
36        self.o.set_threshold (threshold)
37        self.vec = fvec(buf_size)
38
39    def test_peakpicker_impulse(self):
40        vec = self.vec; o = self.o
41        a = 345
42        vec[a] = 1000.
43        self.peaks = [a]
44
45    def test_peakpicker_ramp_up(self):
46        vec = self.vec; o = self.o
47        a = 345
48        vec[a]   = 1000. / 4. * 1.
49        vec[a+1] = 1000. / 4. * 2.
50        vec[a+2] = 1000. / 4. * 3.
51        vec[a+3] = 1000.
52        self.peaks = [a+1]
53
54    def test_peakpicker_ramp_down(self):
55        vec = self.vec; o = self.o
56        a = 345
57        vec[a]   = 1000.
58        vec[a+1] = 1000. / 4. * 3.
59        vec[a+2] = 1000. / 4. * 2.
60        vec[a+3] = 1000. / 4. * 1.
61        self.peaks = [a]
62
63    def test_peakpicker_plateau(self):
64        vec = self.vec; o = self.o
65        a = 345
66        vec[a]   = 1000. / 2
67        vec[a+1] = 1000.
68        vec[a+2] = 1000.
69        vec[a+3] = 1000.
70        vec[a+4] = 1000. / 2
71        self.peaks = [a+1]
72
73    def test_peakpicker_consecutive_peaks(self):
74        vec = self.vec; o = self.o
75        a = 345
76        vec[a]   = 1000. / 2
77        vec[a+1] = 1000.
78        vec[a+3] = 1000.
79        vec[a+4] = 1000. / 2
80        self.peaks = [a]
81
82    def test_peakpicker_distant_peaks(self):
83        vec = self.vec; o = self.o
84        a = 345
85        vec[a] = 1000.
86        vec[a+7] = 1000.
87        self.peaks = [a, a+7]
88
89    def test_peakpicker_very_distant_peaks(self):
90        vec = self.vec; o = self.o
91        a = 345
92        vec[a] = 1000.
93        vec[a+67] = 1000.
94        self.peaks = [a, a+67]
95
96    def tearDown(self):
97        fpeaks = []
98        for index in range(0,buf_size-slice_size):
99            sliced = self.vec[index:index+slice_size]
100            findex = self.o(sliced)
101            if findex:
102              # we found a peak
103              fpeak = index - findex - delay
104              #print self.peaks, index, '-', findex, '-', delay, '=', fpeak
105              if not round(index - findex - delay) in self.peaks:
106                  self.fail('missing peak ' + str(fpeak))
107              fpeaks.append(fpeak)
108        if len(fpeaks) != len(self.peaks):
109            self.fail('some peaks of ' + str(self.peaks) + 'were not found, got only ' + str(fpeaks))
110        #print
111        #print fpeaks, self.peaks
112
113if __name__ == '__main__':
114    from unittest import main
115    main()
Note: See TracBrowser for help on using the repository browser.