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67 lines
2.6 KiB
67 lines
2.6 KiB
import unittest
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import onetimepad as OT
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class TestOneTimePad(unittest.TestCase):
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msg = ('HOWMUCHCHUCKCOULDAWOODCHUCKCHUCKIFA'
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'WOODCHUCKCOULDCHUCKWOOD' * 50)
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_padsize = 2000
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def test_mk_as_alpha_excludes_j(self):
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self.assertTrue('J' not in OT._AS_ALPHA.values())
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def test_mk_as_alpha_dict_has_25_members(self):
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self.assertEqual(25, len(OT._AS_ALPHA.items()))
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def test_creates_pad_of_desired_length(self):
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for width in (72, 33, 99, 111):
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pad = OT.create_pad(self._padsize, width=width)
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lines = [line.strip('.') for line in pad.split()]
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actual = len(''.join(lines))
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self.assertEqual(self._padsize, len(''.join(lines)),
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'pad of {0} chars created at width '
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'{1}, actual={2}'.format(self._padsize,
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width, actual))
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def test_is_padline(self):
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for lineno in PADLINES:
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self.assertTrue(OT._is_padline(lineno),
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'line {0} is padline'.format(lineno))
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for lineno in TEXTLINES:
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self.assertFalse(OT._is_padline(lineno),
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'line {0} is not padline'.format(lineno))
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for lineno in CIPHERLINES:
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self.assertFalse(OT._is_padline(lineno),
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'line {0} is not padline'.format(lineno))
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def test_is_textline(self):
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for lineno in TEXTLINES:
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self.assertTrue(OT._is_textline(lineno),
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'line {0} is textline'.format(lineno))
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for lineno in PADLINES:
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self.assertFalse(OT._is_textline(lineno),
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'line {0} is not textline'.format(lineno))
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for lineno in CIPHERLINES:
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self.assertFalse(OT._is_textline(lineno),
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'line {0} is not textline'.format(lineno))
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def test_is_cipherline(self):
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for lineno in CIPHERLINES:
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self.assertTrue(OT._is_cipherline(lineno),
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'line {0} is cipherline'.format(lineno))
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for lineno in PADLINES:
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self.assertFalse(OT._is_cipherline(lineno),
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'line {0} is not cipherline'.format(lineno))
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for lineno in TEXTLINES:
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self.assertFalse(OT._is_cipherline(lineno),
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'line {0} is not cipherline'.format(lineno))
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PADLINES = (1, 4, 7, 10, 13, 16, 19, 22, 25)
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TEXTLINES = (2, 5, 8, 11, 14, 17, 20, 23, 26)
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CIPHERLINES = (3, 6, 9, 12, 15, 18, 21, 24, 27)
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if __name__ == '__main__':
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unittest.main()
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