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38 lines
1.4 KiB
Python
38 lines
1.4 KiB
Python
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import sndhdr
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import pickle
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import unittest
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from test.support import findfile
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class TestFormats(unittest.TestCase):
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def test_data(self):
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for filename, expected in (
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('sndhdr.8svx', ('8svx', 0, 1, 0, 8)),
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('sndhdr.aifc', ('aifc', 44100, 2, 5, 16)),
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('sndhdr.aiff', ('aiff', 44100, 2, 5, 16)),
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('sndhdr.au', ('au', 44100, 2, 5.0, 16)),
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('sndhdr.hcom', ('hcom', 22050.0, 1, -1, 8)),
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('sndhdr.sndt', ('sndt', 44100, 1, 5, 8)),
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('sndhdr.voc', ('voc', 0, 1, -1, 8)),
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('sndhdr.wav', ('wav', 44100, 2, 5, 16)),
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):
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filename = findfile(filename, subdir="sndhdrdata")
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what = sndhdr.what(filename)
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self.assertNotEqual(what, None, filename)
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self.assertSequenceEqual(what, expected)
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self.assertEqual(what.filetype, expected[0])
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self.assertEqual(what.framerate, expected[1])
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self.assertEqual(what.nchannels, expected[2])
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self.assertEqual(what.nframes, expected[3])
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self.assertEqual(what.sampwidth, expected[4])
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def test_pickleable(self):
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filename = findfile('sndhdr.aifc', subdir="sndhdrdata")
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what = sndhdr.what(filename)
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for proto in range(pickle.HIGHEST_PROTOCOL + 1):
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dump = pickle.dumps(what, proto)
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self.assertEqual(pickle.loads(dump), what)
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if __name__ == '__main__':
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unittest.main()
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