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2517a36153
Reviewed By: xavierd Differential Revision: D20952953 fbshipit-source-id: 6bc01485b830189423c68f4b8edffcf915ab7e02
26 lines
573 B
Python
26 lines
573 B
Python
from __future__ import absolute_import
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import os
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import unittest
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import silenttestrunner
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from bindings import zstd
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from hghave import require
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class testzstd(unittest.TestCase):
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def testdelta(self):
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base = os.urandom(100000)
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data = base[:1000] + b"x" + base[1000:90000] + base[90500:]
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delta = zstd.diff(base, data)
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# The delta is tiny
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self.assertLess(len(delta), 100)
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# The delta can be applied
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self.assertEqual(zstd.apply(base, delta), data)
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if __name__ == "__main__":
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silenttestrunner.main(__name__)
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