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35 lines
1.1 KiB
35 lines
1.1 KiB
import random
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import unittest
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import onetimepad as OT
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class TestOneTimePad(unittest.TestCase):
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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(2000, width=width)
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lines = [line.strip('.') for line in pad.split('\n\n\n')]
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self.assertEqual(2000, len(''.join(lines)))
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def test_two_out_of_every_three_lines_are_empty_on_new_pad(self):
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pad = OT.create_pad(2000)
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for i, line in enumerate(pad.splitlines()):
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lineno = i + 3
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if not lineno % 3:
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self.assertTrue(bool(len(line)),
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'line {0} is non-empty'.format(lineno))
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else:
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self.assertFalse(bool(len(line)),
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'line {0} is empty'.format(lineno))
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if __name__ == '__main__':
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unittest.main()
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