basic functionalty
This commit is contained in:
45
modules/Crypto/SelfTest/Util/__init__.py
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45
modules/Crypto/SelfTest/Util/__init__.py
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# -*- coding: utf-8 -*-
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#
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# SelfTest/Util/__init__.py: Self-test for utility modules
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#
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# Written in 2008 by Dwayne C. Litzenberger <dlitz@dlitz.net>
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#
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# ===================================================================
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# The contents of this file are dedicated to the public domain. To
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# the extent that dedication to the public domain is not available,
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# everyone is granted a worldwide, perpetual, royalty-free,
|
||||
# non-exclusive license to exercise all rights associated with the
|
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# contents of this file for any purpose whatsoever.
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# No rights are reserved.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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# ===================================================================
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"""Self-test for utility modules"""
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__revision__ = "$Id$"
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import os
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def get_tests(config={}):
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tests = []
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if os.name == 'nt':
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from Crypto.SelfTest.Util import test_winrandom; tests += test_winrandom.get_tests(config=config)
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from Crypto.SelfTest.Util import test_number; tests += test_number.get_tests(config=config)
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from Crypto.SelfTest.Util import test_Counter; tests += test_Counter.get_tests(config=config)
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from Crypto.SelfTest.Util import test_Padding; tests += test_Padding.get_tests(config=config)
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return tests
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if __name__ == '__main__':
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import unittest
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suite = lambda: unittest.TestSuite(get_tests())
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unittest.main(defaultTest='suite')
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# vim:set ts=4 sw=4 sts=4 expandtab:
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155
modules/Crypto/SelfTest/Util/test_Counter.py
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155
modules/Crypto/SelfTest/Util/test_Counter.py
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# -*- coding: utf-8 -*-
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#
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# SelfTest/Util/test_Counter: Self-test for the Crypto.Util.Counter module
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#
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# Written in 2009 by Dwayne C. Litzenberger <dlitz@dlitz.net>
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#
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# ===================================================================
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# The contents of this file are dedicated to the public domain. To
|
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# the extent that dedication to the public domain is not available,
|
||||
# everyone is granted a worldwide, perpetual, royalty-free,
|
||||
# non-exclusive license to exercise all rights associated with the
|
||||
# contents of this file for any purpose whatsoever.
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||||
# No rights are reserved.
|
||||
#
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||||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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||||
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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# ===================================================================
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"""Self-tests for Crypto.Util.Counter"""
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__revision__ = "$Id$"
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import sys
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if sys.version_info[0] == 2 and sys.version_info[1] == 1:
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from Crypto.Util.py21compat import *
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from Crypto.Util.py3compat import *
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import unittest
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class CounterTests(unittest.TestCase):
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def setUp(self):
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global Counter
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from Crypto.Util import Counter
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def test_BE_shortcut(self):
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"""Big endian"""
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c = Counter.new(128)
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c = Counter.new(128, little_endian=False)
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def test_LE_shortcut(self):
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"""Little endian"""
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c = Counter.new(128, little_endian=True)
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def test_BE_no_shortcut(self):
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"""Big endian, with disable_shortcut"""
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# Just testing API backward-compatibility. disable_shortcut is now a no-op.
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c = Counter.new(128, disable_shortcut=True)
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c = Counter.new(128, little_endian=False, disable_shortcut=True)
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def test_LE_no_shortcut(self):
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"""Little endian, shortcut disabled"""
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# Just testing API backward-compatibility. disable_shortcut is now a no-op.
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c = Counter.new(128, little_endian=True, disable_shortcut=True)
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def test_BE_defaults(self):
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"""128-bit, Big endian, defaults"""
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c = Counter.new(128)
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self.assertEqual(1, c.next_value())
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self.assertEqual(b("\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01"), c())
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self.assertEqual(2, c.next_value())
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self.assertEqual(b("\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02"), c())
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for i in xrange(3, 256):
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self.assertEqual(i, c.next_value())
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self.assertEqual(b("\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00")+bchr(i), c())
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self.assertEqual(256, c.next_value())
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self.assertEqual(b("\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00"), c())
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def test_LE_defaults(self):
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"""128-bit, Little endian, defaults"""
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c = Counter.new(128, little_endian=True)
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self.assertEqual(1, c.next_value())
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self.assertEqual(b("\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"), c())
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self.assertEqual(2, c.next_value())
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self.assertEqual(b("\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"), c())
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for i in xrange(3, 256):
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self.assertEqual(i, c.next_value())
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self.assertEqual(bchr(i)+b("\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"), c())
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self.assertEqual(256, c.next_value())
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self.assertEqual(b("\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"), c())
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def test_BE8_wraparound(self):
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"""8-bit, Big endian, wraparound"""
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c = Counter.new(8)
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for i in xrange(1, 256):
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self.assertEqual(i, c.next_value())
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self.assertEqual(bchr(i), c())
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self.assertRaises(OverflowError, c.next_value)
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self.assertRaises(OverflowError, c)
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self.assertRaises(OverflowError, c.next_value)
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self.assertRaises(OverflowError, c)
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def test_LE8_wraparound(self):
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"""8-bit, Little endian, wraparound"""
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c = Counter.new(8, little_endian=True)
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for i in xrange(1, 256):
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self.assertEqual(i, c.next_value())
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self.assertEqual(bchr(i), c())
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self.assertRaises(OverflowError, c.next_value)
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self.assertRaises(OverflowError, c)
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self.assertRaises(OverflowError, c.next_value)
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self.assertRaises(OverflowError, c)
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def test_BE8_wraparound_allowed(self):
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"""8-bit, Big endian, wraparound with allow_wraparound=True"""
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c = Counter.new(8, allow_wraparound=True)
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for i in xrange(1, 256):
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self.assertEqual(i, c.next_value())
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self.assertEqual(bchr(i), c())
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self.assertEqual(0, c.next_value())
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self.assertEqual(b("\x00"), c())
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self.assertEqual(1, c.next_value())
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def test_LE8_wraparound_allowed(self):
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"""8-bit, Little endian, wraparound with allow_wraparound=True"""
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c = Counter.new(8, little_endian=True, allow_wraparound=True)
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for i in xrange(1, 256):
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self.assertEqual(i, c.next_value())
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self.assertEqual(bchr(i), c())
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self.assertEqual(0, c.next_value())
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self.assertEqual(b("\x00"), c())
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self.assertEqual(1, c.next_value())
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def test_BE8_carry(self):
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"""8-bit, Big endian, carry attribute"""
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c = Counter.new(8)
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for i in xrange(1, 256):
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self.assertEqual(0, c.carry)
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self.assertEqual(i, c.next_value())
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self.assertEqual(bchr(i), c())
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self.assertEqual(1, c.carry)
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def test_LE8_carry(self):
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"""8-bit, Little endian, carry attribute"""
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c = Counter.new(8, little_endian=True)
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for i in xrange(1, 256):
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self.assertEqual(0, c.carry)
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self.assertEqual(i, c.next_value())
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self.assertEqual(bchr(i), c())
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self.assertEqual(1, c.carry)
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def get_tests(config={}):
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from Crypto.SelfTest.st_common import list_test_cases
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return list_test_cases(CounterTests)
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if __name__ == '__main__':
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suite = lambda: unittest.TestSuite(get_tests())
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unittest.main(defaultTest='suite')
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# vim:set ts=4 sw=4 sts=4 expandtab:
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140
modules/Crypto/SelfTest/Util/test_Padding.py
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140
modules/Crypto/SelfTest/Util/test_Padding.py
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@@ -0,0 +1,140 @@
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# -*- coding: utf-8 -*-
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#
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# SelfTest/Util/test_Padding.py: Self-test for padding functions
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#
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# ===================================================================
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# The contents of this file are dedicated to the public domain. To
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# the extent that dedication to the public domain is not available,
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# everyone is granted a worldwide, perpetual, royalty-free,
|
||||
# non-exclusive license to exercise all rights associated with the
|
||||
# contents of this file for any purpose whatsoever.
|
||||
# No rights are reserved.
|
||||
#
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||||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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||||
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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||||
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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# ===================================================================
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import unittest
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from binascii import unhexlify as uh
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from Crypto.Util.py3compat import *
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from Crypto.SelfTest.st_common import list_test_cases
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from Crypto.Util.Padding import pad, unpad
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class PKCS7_Tests(unittest.TestCase):
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def test1(self):
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padded = pad(b(""), 4)
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self.failUnless(padded == uh(b("04040404")))
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padded = pad(b(""), 4, 'pkcs7')
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self.failUnless(padded == uh(b("04040404")))
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back = unpad(padded, 4)
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self.failUnless(back == b(""))
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def test2(self):
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padded = pad(uh(b("12345678")), 4)
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self.failUnless(padded == uh(b("1234567804040404")))
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back = unpad(padded, 4)
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self.failUnless(back == uh(b("12345678")))
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def test3(self):
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padded = pad(uh(b("123456")), 4)
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self.failUnless(padded == uh(b("12345601")))
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back = unpad(padded, 4)
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self.failUnless(back == uh(b("123456")))
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def test4(self):
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padded = pad(uh(b("1234567890")), 4)
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self.failUnless(padded == uh(b("1234567890030303")))
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back = unpad(padded, 4)
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self.failUnless(back == uh(b("1234567890")))
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def testn1(self):
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self.assertRaises(ValueError, pad, uh(b("12")), 4, 'pkcs8')
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def testn2(self):
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self.assertRaises(ValueError, unpad, b("\0\0\0"), 4)
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def testn3(self):
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self.assertRaises(ValueError, unpad, b("123456\x02"), 4)
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self.assertRaises(ValueError, unpad, b("123456\x00"), 4)
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self.assertRaises(ValueError, unpad, b("123456\x05\x05\x05\x05\x05"), 4)
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class X923_Tests(unittest.TestCase):
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def test1(self):
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padded = pad(b(""), 4, 'x923')
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self.failUnless(padded == uh(b("00000004")))
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back = unpad(padded, 4, 'x923')
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self.failUnless(back == b(""))
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def test2(self):
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padded = pad(uh(b("12345678")), 4, 'x923')
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self.failUnless(padded == uh(b("1234567800000004")))
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back = unpad(padded, 4, 'x923')
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self.failUnless(back == uh(b("12345678")))
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def test3(self):
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padded = pad(uh(b("123456")), 4, 'x923')
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self.failUnless(padded == uh(b("12345601")))
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back = unpad(padded, 4, 'x923')
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self.failUnless(back == uh(b("123456")))
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def test4(self):
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padded = pad(uh(b("1234567890")), 4, 'x923')
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self.failUnless(padded == uh(b("1234567890000003")))
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back = unpad(padded, 4, 'x923')
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self.failUnless(back == uh(b("1234567890")))
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def testn1(self):
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self.assertRaises(ValueError, unpad, b("123456\x02"), 4, 'x923')
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self.assertRaises(ValueError, unpad, b("123456\x00"), 4, 'x923')
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self.assertRaises(ValueError, unpad, b("123456\x00\x00\x00\x00\x05"), 4, 'x923')
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class ISO7816_Tests(unittest.TestCase):
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def test1(self):
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padded = pad(b(""), 4, 'iso7816')
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self.failUnless(padded == uh(b("80000000")))
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back = unpad(padded, 4, 'iso7816')
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self.failUnless(back == b(""))
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def test2(self):
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padded = pad(uh(b("12345678")), 4, 'iso7816')
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self.failUnless(padded == uh(b("1234567880000000")))
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back = unpad(padded, 4, 'iso7816')
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self.failUnless(back == uh(b("12345678")))
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def test3(self):
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padded = pad(uh(b("123456")), 4, 'iso7816')
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self.failUnless(padded == uh(b("12345680")))
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#import pdb; pdb.set_trace()
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back = unpad(padded, 4, 'iso7816')
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self.failUnless(back == uh(b("123456")))
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def test4(self):
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padded = pad(uh(b("1234567890")), 4, 'iso7816')
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self.failUnless(padded == uh(b("1234567890800000")))
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back = unpad(padded, 4, 'iso7816')
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self.failUnless(back == uh(b("1234567890")))
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def testn1(self):
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self.assertRaises(ValueError, unpad, b("123456\x81"), 4, 'iso7816')
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def get_tests(config={}):
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tests = []
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tests += list_test_cases(PKCS7_Tests)
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tests += list_test_cases(X923_Tests)
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tests += list_test_cases(ISO7816_Tests)
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return tests
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||||
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||||
if __name__ == '__main__':
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||||
suite = lambda: unittest.TestSuite(get_tests())
|
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unittest.main(defaultTest='suite')
|
||||
|
657
modules/Crypto/SelfTest/Util/test_asn1.py
Normal file
657
modules/Crypto/SelfTest/Util/test_asn1.py
Normal file
@@ -0,0 +1,657 @@
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# -*- coding: utf-8 -*-
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||||
#
|
||||
# SelfTest/Util/test_asn.py: Self-test for the Crypto.Util.asn1 module
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||||
#
|
||||
# ===================================================================
|
||||
# The contents of this file are dedicated to the public domain. To
|
||||
# the extent that dedication to the public domain is not available,
|
||||
# everyone is granted a worldwide, perpetual, royalty-free,
|
||||
# non-exclusive license to exercise all rights associated with the
|
||||
# contents of this file for any purpose whatsoever.
|
||||
# No rights are reserved.
|
||||
#
|
||||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
# SOFTWARE.
|
||||
# ===================================================================
|
||||
|
||||
"""Self-tests for Crypto.Util.asn1"""
|
||||
|
||||
__revision__ = "$Id$"
|
||||
|
||||
import unittest
|
||||
import sys
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||||
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||||
from Crypto.Util.py3compat import *
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from Crypto.Util.asn1 import DerObject, DerSetOf, newDerSetOf, DerInteger,\
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DerBitString, newDerBitString, newDerObjectId,\
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DerObjectId, DerNull, DerOctetString,\
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||||
newDerOctetString, DerSequence, newDerSequence,\
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||||
newDerInteger
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if sys.version_info[0] == 2 and sys.version_info[1] == 1:
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from Crypto.Util.py21compat import *
|
||||
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||||
class DerObjectTests(unittest.TestCase):
|
||||
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||||
def testObjInit1(self):
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||||
# Fail with invalid tag format (must be 1 byte)
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||||
self.assertRaises(ValueError, DerObject, b('\x00\x99'))
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||||
# Fail with invalid implicit tag (must be <0x1F)
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||||
self.assertRaises(ValueError, DerObject, 0x1F)
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||||
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||||
# ------
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||||
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||||
def testObjEncode1(self):
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||||
# No payload
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||||
der = DerObject(b('\x02'))
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||||
self.assertEquals(der.encode(), b('\x02\x00'))
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||||
# Small payload (primitive)
|
||||
der.payload = b('\x45')
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||||
self.assertEquals(der.encode(), b('\x02\x01\x45'))
|
||||
# Invariant
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||||
self.assertEquals(der.encode(), b('\x02\x01\x45'))
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||||
# Initialize with numerical tag
|
||||
der = DerObject(0x04)
|
||||
der.payload = b('\x45')
|
||||
self.assertEquals(der.encode(), b('\x04\x01\x45'))
|
||||
# Initialize with constructed type
|
||||
der = DerObject(b('\x10'), constructed=True)
|
||||
self.assertEquals(der.encode(), b('\x30\x00'))
|
||||
|
||||
def testObjEncode2(self):
|
||||
# Initialize with payload
|
||||
der = DerObject(0x03, b('\x12\x12'))
|
||||
self.assertEquals(der.encode(), b('\x03\x02\x12\x12'))
|
||||
|
||||
def testObjEncode3(self):
|
||||
# Long payload
|
||||
der = DerObject(b('\x10'))
|
||||
der.payload = b("0")*128
|
||||
self.assertEquals(der.encode(), b('\x10\x81\x80' + "0"*128))
|
||||
|
||||
def testObjEncode4(self):
|
||||
# Implicit tags (constructed)
|
||||
der = DerObject(0x10, implicit=1, constructed=True)
|
||||
der.payload = b('ppll')
|
||||
self.assertEquals(der.encode(), b('\xa1\x04ppll'))
|
||||
# Implicit tags (primitive)
|
||||
der = DerObject(0x02, implicit=0x1E, constructed=False)
|
||||
der.payload = b('ppll')
|
||||
self.assertEquals(der.encode(), b('\x9E\x04ppll'))
|
||||
|
||||
# -----
|
||||
|
||||
def testObjDecode1(self):
|
||||
# Decode short payload
|
||||
der = DerObject(0x02)
|
||||
der.decode(b('\x02\x02\x01\x02'))
|
||||
self.assertEquals(der.payload, b("\x01\x02"))
|
||||
self.assertEquals(der._idOctet, 0x02)
|
||||
|
||||
def testObjDecode2(self):
|
||||
# Decode long payload
|
||||
der = DerObject(0x02)
|
||||
der.decode(b('\x02\x81\x80' + "1"*128))
|
||||
self.assertEquals(der.payload, b("1")*128)
|
||||
self.assertEquals(der._idOctet, 0x02)
|
||||
|
||||
def testObjDecode3(self):
|
||||
# Decode payload with too much data gives error
|
||||
der = DerObject(0x02)
|
||||
self.assertRaises(ValueError, der.decode, b('\x02\x02\x01\x02\xFF'))
|
||||
# Decode payload with too little data gives error
|
||||
der = DerObject(0x02)
|
||||
self.assertRaises(EOFError, der.decode, b('\x02\x02\x01'))
|
||||
|
||||
def testObjDecode4(self):
|
||||
# Decode implicit tag (primitive)
|
||||
der = DerObject(0x02, constructed=False, implicit=0xF)
|
||||
self.assertRaises(ValueError, der.decode, b('\x02\x02\x01\x02'))
|
||||
der.decode(b('\x8F\x01\x00'))
|
||||
self.assertEquals(der.payload, b('\x00'))
|
||||
# Decode implicit tag (constructed)
|
||||
der = DerObject(0x02, constructed=True, implicit=0xF)
|
||||
self.assertRaises(ValueError, der.decode, b('\x02\x02\x01\x02'))
|
||||
der.decode(b('\xAF\x01\x00'))
|
||||
self.assertEquals(der.payload, b('\x00'))
|
||||
|
||||
def testObjDecode5(self):
|
||||
# Decode payload with unexpected tag gives error
|
||||
der = DerObject(0x02)
|
||||
self.assertRaises(ValueError, der.decode, b('\x03\x02\x01\x02'))
|
||||
|
||||
def testObjDecode6(self):
|
||||
# Arbitrary DER object
|
||||
der = DerObject()
|
||||
der.decode(b('\x65\x01\x88'))
|
||||
self.assertEquals(der._idOctet, 0x65)
|
||||
self.assertEquals(der.payload, b('\x88'))
|
||||
|
||||
class DerIntegerTests(unittest.TestCase):
|
||||
|
||||
def testInit1(self):
|
||||
der = newDerInteger(1)
|
||||
self.assertEquals(der.encode(), b('\x02\x01\x01'))
|
||||
|
||||
def testEncode1(self):
|
||||
# Single-byte integers
|
||||
# Value 0
|
||||
der = DerInteger(0)
|
||||
self.assertEquals(der.encode(), b('\x02\x01\x00'))
|
||||
# Value 1
|
||||
der = DerInteger(1)
|
||||
self.assertEquals(der.encode(), b('\x02\x01\x01'))
|
||||
# Value 127
|
||||
der = DerInteger(127)
|
||||
self.assertEquals(der.encode(), b('\x02\x01\x7F'))
|
||||
|
||||
def testEncode2(self):
|
||||
# Multi-byte integers
|
||||
# Value 128
|
||||
der = DerInteger(128)
|
||||
self.assertEquals(der.encode(), b('\x02\x02\x00\x80'))
|
||||
# Value 0x180
|
||||
der = DerInteger(0x180L)
|
||||
self.assertEquals(der.encode(), b('\x02\x02\x01\x80'))
|
||||
# One very long integer
|
||||
der = DerInteger(2L**2048)
|
||||
self.assertEquals(der.encode(),
|
||||
b('\x02\x82\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00'))
|
||||
|
||||
def testEncode3(self):
|
||||
# Negative integers
|
||||
# Value -1
|
||||
der = DerInteger(-1)
|
||||
self.assertEquals(der.encode(), b('\x02\x01\xFF'))
|
||||
# Value -128
|
||||
der = DerInteger(-128)
|
||||
self.assertEquals(der.encode(), b('\x02\x01\x80'))
|
||||
# Value
|
||||
der = DerInteger(-87873)
|
||||
self.assertEquals(der.encode(), b('\x02\x03\xFE\xA8\xBF'))
|
||||
|
||||
# -----
|
||||
|
||||
def testDecode1(self):
|
||||
# Single-byte integer
|
||||
der = DerInteger()
|
||||
# Value 0
|
||||
der.decode(b('\x02\x01\x00'))
|
||||
self.assertEquals(der.value, 0)
|
||||
# Value 1
|
||||
der.decode(b('\x02\x01\x01'))
|
||||
self.assertEquals(der.value, 1)
|
||||
# Value 127
|
||||
der.decode(b('\x02\x01\x7F'))
|
||||
self.assertEquals(der.value, 127)
|
||||
|
||||
def testDecode2(self):
|
||||
# Multi-byte integer
|
||||
der = DerInteger()
|
||||
# Value 0x180L
|
||||
der.decode(b('\x02\x02\x01\x80'))
|
||||
self.assertEquals(der.value,0x180L)
|
||||
# One very long integer
|
||||
der.decode(
|
||||
b('\x02\x82\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00'))
|
||||
self.assertEquals(der.value,2L**2048)
|
||||
|
||||
def testDecode3(self):
|
||||
# Negative integer
|
||||
der = DerInteger()
|
||||
# Value -1
|
||||
der.decode(b('\x02\x01\xFF'))
|
||||
self.assertEquals(der.value, -1)
|
||||
# Value -32768
|
||||
der.decode(b('\x02\x02\x80\x00'))
|
||||
self.assertEquals(der.value, -32768)
|
||||
|
||||
def testDecode5(self):
|
||||
# We still accept BER integer format
|
||||
der = DerInteger()
|
||||
# Redundant leading zeroes
|
||||
der.decode(b('\x02\x02\x00\x01'))
|
||||
self.assertEquals(der.value, 1)
|
||||
# Redundant leading 0xFF
|
||||
der.decode(b('\x02\x02\xFF\xFF'))
|
||||
self.assertEquals(der.value, -1)
|
||||
# Empty payload
|
||||
der.decode(b('\x02\x00'))
|
||||
self.assertEquals(der.value, 0)
|
||||
|
||||
def testErrDecode1(self):
|
||||
# Wide length field
|
||||
der = DerInteger()
|
||||
self.assertRaises(ValueError, der.decode, b('\x02\x81\x01\x01'))
|
||||
|
||||
class DerSequenceTests(unittest.TestCase):
|
||||
|
||||
def testInit1(self):
|
||||
der = newDerSequence(1, DerInteger(2), '0\x00')
|
||||
self.assertEquals(der.encode(), b('0\x08\x02\x01\x01\x02\x01\x020\x00'))
|
||||
|
||||
def testEncode1(self):
|
||||
# Empty sequence
|
||||
der = DerSequence()
|
||||
self.assertEquals(der.encode(), b('0\x00'))
|
||||
self.failIf(der.hasOnlyInts())
|
||||
# One single-byte integer (zero)
|
||||
der.append(0)
|
||||
self.assertEquals(der.encode(), b('0\x03\x02\x01\x00'))
|
||||
self.assertEquals(der.hasInts(),1)
|
||||
self.assertEquals(der.hasInts(False),1)
|
||||
self.failUnless(der.hasOnlyInts())
|
||||
self.failUnless(der.hasOnlyInts(False))
|
||||
# Invariant
|
||||
self.assertEquals(der.encode(), b('0\x03\x02\x01\x00'))
|
||||
|
||||
def testEncode2(self):
|
||||
# Indexing
|
||||
der = DerSequence()
|
||||
der.append(0)
|
||||
der[0] = 1
|
||||
self.assertEquals(len(der),1)
|
||||
self.assertEquals(der[0],1)
|
||||
self.assertEquals(der[-1],1)
|
||||
self.assertEquals(der.encode(), b('0\x03\x02\x01\x01'))
|
||||
#
|
||||
der[:] = [1]
|
||||
self.assertEquals(len(der),1)
|
||||
self.assertEquals(der[0],1)
|
||||
self.assertEquals(der.encode(), b('0\x03\x02\x01\x01'))
|
||||
|
||||
def testEncode3(self):
|
||||
# One multi-byte integer (non-zero)
|
||||
der = DerSequence()
|
||||
der.append(0x180L)
|
||||
self.assertEquals(der.encode(), b('0\x04\x02\x02\x01\x80'))
|
||||
|
||||
def testEncode4(self):
|
||||
# One very long integer
|
||||
der = DerSequence()
|
||||
der.append(2L**2048)
|
||||
self.assertEquals(der.encode(), b('0\x82\x01\x05')+
|
||||
b('\x02\x82\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00'))
|
||||
|
||||
def testEncode5(self):
|
||||
der = DerSequence()
|
||||
der += 1
|
||||
der += b('\x30\x00')
|
||||
self.assertEquals(der.encode(), b('\x30\x05\x02\x01\x01\x30\x00'))
|
||||
|
||||
def testEncode6(self):
|
||||
# Two positive integers
|
||||
der = DerSequence()
|
||||
der.append(0x180L)
|
||||
der.append(0xFFL)
|
||||
self.assertEquals(der.encode(), b('0\x08\x02\x02\x01\x80\x02\x02\x00\xff'))
|
||||
self.failUnless(der.hasOnlyInts())
|
||||
self.failUnless(der.hasOnlyInts(False))
|
||||
# Two mixed integers
|
||||
der = DerSequence()
|
||||
der.append(2)
|
||||
der.append(-2)
|
||||
self.assertEquals(der.encode(), b('0\x06\x02\x01\x02\x02\x01\xFE'))
|
||||
self.assertEquals(der.hasInts(), 1)
|
||||
self.assertEquals(der.hasInts(False), 2)
|
||||
self.failIf(der.hasOnlyInts())
|
||||
self.failUnless(der.hasOnlyInts(False))
|
||||
#
|
||||
der.append(0x01)
|
||||
der[1:] = [9,8]
|
||||
self.assertEquals(len(der),3)
|
||||
self.assertEqual(der[1:],[9,8])
|
||||
self.assertEqual(der[1:-1],[9])
|
||||
self.assertEquals(der.encode(), b('0\x09\x02\x01\x02\x02\x01\x09\x02\x01\x08'))
|
||||
|
||||
def testEncode7(self):
|
||||
# One integer and another type (no matter what it is)
|
||||
der = DerSequence()
|
||||
der.append(0x180L)
|
||||
der.append(b('\x00\x02\x00\x00'))
|
||||
self.assertEquals(der.encode(), b('0\x08\x02\x02\x01\x80\x00\x02\x00\x00'))
|
||||
self.failIf(der.hasOnlyInts())
|
||||
|
||||
####
|
||||
|
||||
def testDecode1(self):
|
||||
# Empty sequence
|
||||
der = DerSequence()
|
||||
der.decode(b('0\x00'))
|
||||
self.assertEquals(len(der),0)
|
||||
# One single-byte integer (zero)
|
||||
der.decode(b('0\x03\x02\x01\x00'))
|
||||
self.assertEquals(len(der),1)
|
||||
self.assertEquals(der[0],0)
|
||||
# Invariant
|
||||
der.decode(b('0\x03\x02\x01\x00'))
|
||||
self.assertEquals(len(der),1)
|
||||
self.assertEquals(der[0],0)
|
||||
|
||||
def testDecode2(self):
|
||||
# One single-byte integer (non-zero)
|
||||
der = DerSequence()
|
||||
der.decode(b('0\x03\x02\x01\x7f'))
|
||||
self.assertEquals(len(der),1)
|
||||
self.assertEquals(der[0],127)
|
||||
|
||||
def testDecode4(self):
|
||||
# One very long integer
|
||||
der = DerSequence()
|
||||
der.decode(b('0\x82\x01\x05')+
|
||||
b('\x02\x82\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')+
|
||||
b('\x00\x00\x00\x00\x00\x00\x00\x00\x00'))
|
||||
self.assertEquals(len(der),1)
|
||||
self.assertEquals(der[0],2L**2048)
|
||||
|
||||
def testDecode6(self):
|
||||
# Two integers
|
||||
der = DerSequence()
|
||||
der.decode(b('0\x08\x02\x02\x01\x80\x02\x02\x00\xff'))
|
||||
self.assertEquals(len(der),2)
|
||||
self.assertEquals(der[0],0x180L)
|
||||
self.assertEquals(der[1],0xFFL)
|
||||
|
||||
def testDecode7(self):
|
||||
# One integer and 2 other types
|
||||
der = DerSequence()
|
||||
der.decode(b('0\x0A\x02\x02\x01\x80\x24\x02\xb6\x63\x12\x00'))
|
||||
self.assertEquals(len(der),3)
|
||||
self.assertEquals(der[0],0x180L)
|
||||
self.assertEquals(der[1],b('\x24\x02\xb6\x63'))
|
||||
self.assertEquals(der[2],b('\x12\x00'))
|
||||
|
||||
def testDecode8(self):
|
||||
# Only 2 other types
|
||||
der = DerSequence()
|
||||
der.decode(b('0\x06\x24\x02\xb6\x63\x12\x00'))
|
||||
self.assertEquals(len(der),2)
|
||||
self.assertEquals(der[0],b('\x24\x02\xb6\x63'))
|
||||
self.assertEquals(der[1],b('\x12\x00'))
|
||||
self.assertEquals(der.hasInts(), 0)
|
||||
self.assertEquals(der.hasInts(False), 0)
|
||||
self.failIf(der.hasOnlyInts())
|
||||
self.failIf(der.hasOnlyInts(False))
|
||||
|
||||
def testErrDecode1(self):
|
||||
# Not a sequence
|
||||
der = DerSequence()
|
||||
self.assertRaises(EOFError, der.decode, b(''))
|
||||
self.assertRaises(ValueError, der.decode, b('\x00'))
|
||||
self.assertRaises(EOFError, der.decode, b('\x30'))
|
||||
|
||||
def testErrDecode2(self):
|
||||
der = DerSequence()
|
||||
# Too much data
|
||||
self.assertRaises(ValueError, der.decode, b('\x30\x00\x00'))
|
||||
|
||||
def testErrDecode3(self):
|
||||
# Wrong length format
|
||||
der = DerSequence()
|
||||
# Missing length in sub-item
|
||||
self.assertRaises(EOFError, der.decode, b('\x30\x04\x02\x01\x01\x00'))
|
||||
# Valid BER, but invalid DER length
|
||||
self.assertRaises(ValueError, der.decode, b('\x30\x81\x03\x02\x01\x01'))
|
||||
self.assertRaises(ValueError, der.decode, b('\x30\x04\x02\x81\x01\x01'))
|
||||
|
||||
class DerOctetStringTests(unittest.TestCase):
|
||||
|
||||
def testInit1(self):
|
||||
der = newDerOctetString(b('\xFF'))
|
||||
self.assertEquals(der.encode(), b('\x04\x01\xFF'))
|
||||
|
||||
def testEncode1(self):
|
||||
# Empty sequence
|
||||
der = DerOctetString()
|
||||
self.assertEquals(der.encode(), b('\x04\x00'))
|
||||
# Small payload
|
||||
der.payload = b('\x01\x02')
|
||||
self.assertEquals(der.encode(), b('\x04\x02\x01\x02'))
|
||||
|
||||
####
|
||||
|
||||
def testDecode1(self):
|
||||
# Empty sequence
|
||||
der = DerOctetString()
|
||||
der.decode(b('\x04\x00'))
|
||||
self.assertEquals(der.payload, b(''))
|
||||
# Small payload
|
||||
der.decode(b('\x04\x02\x01\x02'))
|
||||
self.assertEquals(der.payload, b('\x01\x02'))
|
||||
|
||||
def testErrDecode1(self):
|
||||
# No leftovers allowed
|
||||
der = DerOctetString()
|
||||
self.assertRaises(ValueError, der.decode, b('\x04\x01\x01\xff'))
|
||||
|
||||
class DerNullTests(unittest.TestCase):
|
||||
|
||||
def testEncode1(self):
|
||||
der = DerNull()
|
||||
self.assertEquals(der.encode(), b('\x05\x00'))
|
||||
|
||||
####
|
||||
|
||||
def testDecode1(self):
|
||||
# Empty sequence
|
||||
der = DerNull()
|
||||
der.decode(b('\x05\x00'))
|
||||
|
||||
class DerObjectIdTests(unittest.TestCase):
|
||||
|
||||
def testInit1(self):
|
||||
der = newDerObjectId("1.1")
|
||||
self.assertEquals(der.encode(), b('\x06\x01)'))
|
||||
|
||||
def testEncode1(self):
|
||||
der = DerObjectId('1.2.840.113549.1.1.1')
|
||||
self.assertEquals(der.encode(), b('\x06\x09\x2A\x86\x48\x86\xF7\x0D\x01\x01\x01'))
|
||||
#
|
||||
der = DerObjectId()
|
||||
der.value = '1.2.840.113549.1.1.1'
|
||||
self.assertEquals(der.encode(), b('\x06\x09\x2A\x86\x48\x86\xF7\x0D\x01\x01\x01'))
|
||||
|
||||
####
|
||||
|
||||
def testDecode1(self):
|
||||
# Empty sequence
|
||||
der = DerObjectId()
|
||||
der.decode(b('\x06\x09\x2A\x86\x48\x86\xF7\x0D\x01\x01\x01'))
|
||||
self.assertEquals(der.value, '1.2.840.113549.1.1.1')
|
||||
|
||||
class DerBitStringTests(unittest.TestCase):
|
||||
|
||||
def testInit1(self):
|
||||
der = newDerBitString(b("\xFF"))
|
||||
self.assertEquals(der.encode(), b('\x03\x02\x00\xFF'))
|
||||
|
||||
def testEncode1(self):
|
||||
# Empty sequence
|
||||
der = DerBitString()
|
||||
self.assertEquals(der.encode(), b('\x03\x01\x00'))
|
||||
# Small payload
|
||||
der = DerBitString(b('\x01\x02'))
|
||||
self.assertEquals(der.encode(), b('\x03\x03\x00\x01\x02'))
|
||||
# Small payload
|
||||
der = DerBitString()
|
||||
der.value = b('\x01\x02')
|
||||
self.assertEquals(der.encode(), b('\x03\x03\x00\x01\x02'))
|
||||
|
||||
####
|
||||
|
||||
def testDecode1(self):
|
||||
# Empty sequence
|
||||
der = DerBitString()
|
||||
der.decode(b('\x03\x00'))
|
||||
self.assertEquals(der.value, b(''))
|
||||
# Small payload
|
||||
der.decode(b('\x03\x03\x00\x01\x02'))
|
||||
self.assertEquals(der.value, b('\x01\x02'))
|
||||
|
||||
class DerSetOfTests(unittest.TestCase):
|
||||
|
||||
def testInit1(self):
|
||||
der = newDerSetOf(DerInteger(1), DerInteger(2))
|
||||
self.assertEquals(der.encode(), b('1\x06\x02\x01\x01\x02\x01\x02'))
|
||||
|
||||
def testEncode1(self):
|
||||
# Empty set
|
||||
der = DerSetOf()
|
||||
self.assertEquals(der.encode(), b('1\x00'))
|
||||
# One single-byte integer (zero)
|
||||
der.add(0)
|
||||
self.assertEquals(der.encode(), b('1\x03\x02\x01\x00'))
|
||||
# Invariant
|
||||
self.assertEquals(der.encode(), b('1\x03\x02\x01\x00'))
|
||||
|
||||
def testEncode2(self):
|
||||
# Two integers
|
||||
der = DerSetOf()
|
||||
der.add(0x180L)
|
||||
der.add(0xFFL)
|
||||
self.assertEquals(der.encode(), b('1\x08\x02\x02\x00\xff\x02\x02\x01\x80'))
|
||||
# Initialize with integers
|
||||
der = DerSetOf([0x180L, 0xFFL])
|
||||
self.assertEquals(der.encode(), b('1\x08\x02\x02\x00\xff\x02\x02\x01\x80'))
|
||||
|
||||
def testEncode3(self):
|
||||
# One integer and another type (no matter what it is)
|
||||
der = DerSetOf()
|
||||
der.add(0x180L)
|
||||
self.assertRaises(ValueError, der.add, b('\x00\x02\x00\x00'))
|
||||
|
||||
def testEncode4(self):
|
||||
# Only non integers
|
||||
der = DerSetOf()
|
||||
der.add(b('\x01\x00'))
|
||||
der.add(b('\x01\x01\x01'))
|
||||
self.assertEquals(der.encode(), b('1\x05\x01\x00\x01\x01\x01'))
|
||||
|
||||
####
|
||||
|
||||
def testDecode1(self):
|
||||
# Empty sequence
|
||||
der = DerSetOf()
|
||||
der.decode(b('1\x00'))
|
||||
self.assertEquals(len(der),0)
|
||||
# One single-byte integer (zero)
|
||||
der.decode(b('1\x03\x02\x01\x00'))
|
||||
self.assertEquals(len(der),1)
|
||||
self.assertEquals(list(der),[0])
|
||||
|
||||
def testDecode2(self):
|
||||
# Two integers
|
||||
der = DerSetOf()
|
||||
der.decode(b('1\x08\x02\x02\x01\x80\x02\x02\x00\xff'))
|
||||
self.assertEquals(len(der),2)
|
||||
l = list(der)
|
||||
self.failUnless(0x180 in l)
|
||||
self.failUnless(0xFF in l)
|
||||
|
||||
def testDecode3(self):
|
||||
# One integer and 2 other types
|
||||
der = DerSetOf()
|
||||
#import pdb; pdb.set_trace()
|
||||
self.assertRaises(ValueError, der.decode,
|
||||
b('0\x0A\x02\x02\x01\x80\x24\x02\xb6\x63\x12\x00'))
|
||||
|
||||
def testErrDecode1(self):
|
||||
# No leftovers allowed
|
||||
der = DerSetOf()
|
||||
self.assertRaises(ValueError, der.decode,
|
||||
b('1\x08\x02\x02\x01\x80\x02\x02\x00\xff\xAA'))
|
||||
|
||||
def get_tests(config={}):
|
||||
from Crypto.SelfTest.st_common import list_test_cases
|
||||
listTests = []
|
||||
listTests += list_test_cases(DerObjectTests)
|
||||
listTests += list_test_cases(DerIntegerTests)
|
||||
listTests += list_test_cases(DerSequenceTests)
|
||||
listTests += list_test_cases(DerOctetStringTests)
|
||||
listTests += list_test_cases(DerNullTests)
|
||||
listTests += list_test_cases(DerObjectIdTests)
|
||||
listTests += list_test_cases(DerBitStringTests)
|
||||
listTests += list_test_cases(DerSetOfTests)
|
||||
return listTests
|
||||
|
||||
if __name__ == '__main__':
|
||||
suite = lambda: unittest.TestSuite(get_tests())
|
||||
unittest.main(defaultTest='suite')
|
||||
|
||||
# vim:set ts=4 sw=4 sts=4 expandtab:
|
343
modules/Crypto/SelfTest/Util/test_number.py
Normal file
343
modules/Crypto/SelfTest/Util/test_number.py
Normal file
@@ -0,0 +1,343 @@
|
||||
# -*- coding: utf-8 -*-
|
||||
#
|
||||
# SelfTest/Util/test_number.py: Self-test for parts of the Crypto.Util.number module
|
||||
#
|
||||
# Written in 2008 by Dwayne C. Litzenberger <dlitz@dlitz.net>
|
||||
#
|
||||
# ===================================================================
|
||||
# The contents of this file are dedicated to the public domain. To
|
||||
# the extent that dedication to the public domain is not available,
|
||||
# everyone is granted a worldwide, perpetual, royalty-free,
|
||||
# non-exclusive license to exercise all rights associated with the
|
||||
# contents of this file for any purpose whatsoever.
|
||||
# No rights are reserved.
|
||||
#
|
||||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
# SOFTWARE.
|
||||
# ===================================================================
|
||||
|
||||
"""Self-tests for (some of) Crypto.Util.number"""
|
||||
|
||||
__revision__ = "$Id$"
|
||||
|
||||
import sys
|
||||
if sys.version_info[0] == 2 and sys.version_info[1] == 1:
|
||||
from Crypto.Util.py21compat import *
|
||||
|
||||
import unittest
|
||||
|
||||
class MyError(Exception):
|
||||
"""Dummy exception used for tests"""
|
||||
|
||||
# NB: In some places, we compare tuples instead of just output values so that
|
||||
# if any inputs cause a test failure, we'll be able to tell which ones.
|
||||
|
||||
class MiscTests(unittest.TestCase):
|
||||
def setUp(self):
|
||||
global number, math
|
||||
from Crypto.Util import number
|
||||
import math
|
||||
|
||||
def test_ceil_shift(self):
|
||||
"""Util.number.ceil_shift"""
|
||||
self.assertRaises(AssertionError, number.ceil_shift, -1, 1)
|
||||
self.assertRaises(AssertionError, number.ceil_shift, 1, -1)
|
||||
|
||||
# b = 0
|
||||
self.assertEqual(0, number.ceil_shift(0, 0))
|
||||
self.assertEqual(1, number.ceil_shift(1, 0))
|
||||
self.assertEqual(2, number.ceil_shift(2, 0))
|
||||
self.assertEqual(3, number.ceil_shift(3, 0))
|
||||
|
||||
# b = 1
|
||||
self.assertEqual(0, number.ceil_shift(0, 1))
|
||||
self.assertEqual(1, number.ceil_shift(1, 1))
|
||||
self.assertEqual(1, number.ceil_shift(2, 1))
|
||||
self.assertEqual(2, number.ceil_shift(3, 1))
|
||||
|
||||
# b = 2
|
||||
self.assertEqual(0, number.ceil_shift(0, 2))
|
||||
self.assertEqual(1, number.ceil_shift(1, 2))
|
||||
self.assertEqual(1, number.ceil_shift(2, 2))
|
||||
self.assertEqual(1, number.ceil_shift(3, 2))
|
||||
self.assertEqual(1, number.ceil_shift(4, 2))
|
||||
self.assertEqual(2, number.ceil_shift(5, 2))
|
||||
self.assertEqual(2, number.ceil_shift(6, 2))
|
||||
self.assertEqual(2, number.ceil_shift(7, 2))
|
||||
self.assertEqual(2, number.ceil_shift(8, 2))
|
||||
self.assertEqual(3, number.ceil_shift(9, 2))
|
||||
|
||||
for b in range(3, 1+129, 3): # 3, 6, ... , 129
|
||||
self.assertEqual(0, number.ceil_shift(0, b))
|
||||
|
||||
n = 1L
|
||||
while n <= 2L**(b+2):
|
||||
(q, r) = divmod(n-1, 2L**b)
|
||||
expected = q + int(not not r)
|
||||
self.assertEqual((n-1, b, expected),
|
||||
(n-1, b, number.ceil_shift(n-1, b)))
|
||||
|
||||
(q, r) = divmod(n, 2L**b)
|
||||
expected = q + int(not not r)
|
||||
self.assertEqual((n, b, expected),
|
||||
(n, b, number.ceil_shift(n, b)))
|
||||
|
||||
(q, r) = divmod(n+1, 2L**b)
|
||||
expected = q + int(not not r)
|
||||
self.assertEqual((n+1, b, expected),
|
||||
(n+1, b, number.ceil_shift(n+1, b)))
|
||||
|
||||
n *= 2
|
||||
|
||||
def test_ceil_div(self):
|
||||
"""Util.number.ceil_div"""
|
||||
self.assertRaises(TypeError, number.ceil_div, "1", 1)
|
||||
self.assertRaises(ZeroDivisionError, number.ceil_div, 1, 0)
|
||||
self.assertRaises(ZeroDivisionError, number.ceil_div, -1, 0)
|
||||
|
||||
# b = -1
|
||||
self.assertEqual(0, number.ceil_div(0, -1))
|
||||
self.assertEqual(-1, number.ceil_div(1, -1))
|
||||
self.assertEqual(-2, number.ceil_div(2, -1))
|
||||
self.assertEqual(-3, number.ceil_div(3, -1))
|
||||
|
||||
# b = 1
|
||||
self.assertEqual(0, number.ceil_div(0, 1))
|
||||
self.assertEqual(1, number.ceil_div(1, 1))
|
||||
self.assertEqual(2, number.ceil_div(2, 1))
|
||||
self.assertEqual(3, number.ceil_div(3, 1))
|
||||
|
||||
# b = 2
|
||||
self.assertEqual(0, number.ceil_div(0, 2))
|
||||
self.assertEqual(1, number.ceil_div(1, 2))
|
||||
self.assertEqual(1, number.ceil_div(2, 2))
|
||||
self.assertEqual(2, number.ceil_div(3, 2))
|
||||
self.assertEqual(2, number.ceil_div(4, 2))
|
||||
self.assertEqual(3, number.ceil_div(5, 2))
|
||||
|
||||
# b = 3
|
||||
self.assertEqual(0, number.ceil_div(0, 3))
|
||||
self.assertEqual(1, number.ceil_div(1, 3))
|
||||
self.assertEqual(1, number.ceil_div(2, 3))
|
||||
self.assertEqual(1, number.ceil_div(3, 3))
|
||||
self.assertEqual(2, number.ceil_div(4, 3))
|
||||
self.assertEqual(2, number.ceil_div(5, 3))
|
||||
self.assertEqual(2, number.ceil_div(6, 3))
|
||||
self.assertEqual(3, number.ceil_div(7, 3))
|
||||
|
||||
# b = 4
|
||||
self.assertEqual(0, number.ceil_div(0, 4))
|
||||
self.assertEqual(1, number.ceil_div(1, 4))
|
||||
self.assertEqual(1, number.ceil_div(2, 4))
|
||||
self.assertEqual(1, number.ceil_div(3, 4))
|
||||
self.assertEqual(1, number.ceil_div(4, 4))
|
||||
self.assertEqual(2, number.ceil_div(5, 4))
|
||||
self.assertEqual(2, number.ceil_div(6, 4))
|
||||
self.assertEqual(2, number.ceil_div(7, 4))
|
||||
self.assertEqual(2, number.ceil_div(8, 4))
|
||||
self.assertEqual(3, number.ceil_div(9, 4))
|
||||
|
||||
# b = -4
|
||||
self.assertEqual(3, number.ceil_div(-9, -4))
|
||||
self.assertEqual(2, number.ceil_div(-8, -4))
|
||||
self.assertEqual(2, number.ceil_div(-7, -4))
|
||||
self.assertEqual(2, number.ceil_div(-6, -4))
|
||||
self.assertEqual(2, number.ceil_div(-5, -4))
|
||||
self.assertEqual(1, number.ceil_div(-4, -4))
|
||||
self.assertEqual(1, number.ceil_div(-3, -4))
|
||||
self.assertEqual(1, number.ceil_div(-2, -4))
|
||||
self.assertEqual(1, number.ceil_div(-1, -4))
|
||||
self.assertEqual(0, number.ceil_div(0, -4))
|
||||
self.assertEqual(0, number.ceil_div(1, -4))
|
||||
self.assertEqual(0, number.ceil_div(2, -4))
|
||||
self.assertEqual(0, number.ceil_div(3, -4))
|
||||
self.assertEqual(-1, number.ceil_div(4, -4))
|
||||
self.assertEqual(-1, number.ceil_div(5, -4))
|
||||
self.assertEqual(-1, number.ceil_div(6, -4))
|
||||
self.assertEqual(-1, number.ceil_div(7, -4))
|
||||
self.assertEqual(-2, number.ceil_div(8, -4))
|
||||
self.assertEqual(-2, number.ceil_div(9, -4))
|
||||
|
||||
def test_exact_log2(self):
|
||||
"""Util.number.exact_log2"""
|
||||
self.assertRaises(TypeError, number.exact_log2, "0")
|
||||
self.assertRaises(ValueError, number.exact_log2, -1)
|
||||
self.assertRaises(ValueError, number.exact_log2, 0)
|
||||
self.assertEqual(0, number.exact_log2(1))
|
||||
self.assertEqual(1, number.exact_log2(2))
|
||||
self.assertRaises(ValueError, number.exact_log2, 3)
|
||||
self.assertEqual(2, number.exact_log2(4))
|
||||
self.assertRaises(ValueError, number.exact_log2, 5)
|
||||
self.assertRaises(ValueError, number.exact_log2, 6)
|
||||
self.assertRaises(ValueError, number.exact_log2, 7)
|
||||
e = 3
|
||||
n = 8
|
||||
while e < 16:
|
||||
if n == 2**e:
|
||||
self.assertEqual(e, number.exact_log2(n), "expected=2**%d, n=%d" % (e, n))
|
||||
e += 1
|
||||
else:
|
||||
self.assertRaises(ValueError, number.exact_log2, n)
|
||||
n += 1
|
||||
|
||||
for e in range(16, 1+64, 2):
|
||||
self.assertRaises(ValueError, number.exact_log2, 2L**e-1)
|
||||
self.assertEqual(e, number.exact_log2(2L**e))
|
||||
self.assertRaises(ValueError, number.exact_log2, 2L**e+1)
|
||||
|
||||
def test_exact_div(self):
|
||||
"""Util.number.exact_div"""
|
||||
|
||||
# Positive numbers
|
||||
self.assertEqual(1, number.exact_div(1, 1))
|
||||
self.assertRaises(ValueError, number.exact_div, 1, 2)
|
||||
self.assertEqual(1, number.exact_div(2, 2))
|
||||
self.assertRaises(ValueError, number.exact_div, 3, 2)
|
||||
self.assertEqual(2, number.exact_div(4, 2))
|
||||
|
||||
# Negative numbers
|
||||
self.assertEqual(-1, number.exact_div(-1, 1))
|
||||
self.assertEqual(-1, number.exact_div(1, -1))
|
||||
self.assertRaises(ValueError, number.exact_div, -1, 2)
|
||||
self.assertEqual(1, number.exact_div(-2, -2))
|
||||
self.assertEqual(-2, number.exact_div(-4, 2))
|
||||
|
||||
# Zero dividend
|
||||
self.assertEqual(0, number.exact_div(0, 1))
|
||||
self.assertEqual(0, number.exact_div(0, 2))
|
||||
|
||||
# Zero divisor (allow_divzero == False)
|
||||
self.assertRaises(ZeroDivisionError, number.exact_div, 0, 0)
|
||||
self.assertRaises(ZeroDivisionError, number.exact_div, 1, 0)
|
||||
|
||||
# Zero divisor (allow_divzero == True)
|
||||
self.assertEqual(0, number.exact_div(0, 0, allow_divzero=True))
|
||||
self.assertRaises(ValueError, number.exact_div, 1, 0, allow_divzero=True)
|
||||
|
||||
def test_floor_div(self):
|
||||
"""Util.number.floor_div"""
|
||||
self.assertRaises(TypeError, number.floor_div, "1", 1)
|
||||
for a in range(-10, 10):
|
||||
for b in range(-10, 10):
|
||||
if b == 0:
|
||||
self.assertRaises(ZeroDivisionError, number.floor_div, a, b)
|
||||
else:
|
||||
self.assertEqual((a, b, int(math.floor(float(a) / b))),
|
||||
(a, b, number.floor_div(a, b)))
|
||||
|
||||
def test_getStrongPrime(self):
|
||||
"""Util.number.getStrongPrime"""
|
||||
self.assertRaises(ValueError, number.getStrongPrime, 256)
|
||||
self.assertRaises(ValueError, number.getStrongPrime, 513)
|
||||
bits = 512
|
||||
x = number.getStrongPrime(bits)
|
||||
self.assertNotEqual(x % 2, 0)
|
||||
self.assertEqual(x > (1L << bits-1)-1, 1)
|
||||
self.assertEqual(x < (1L << bits), 1)
|
||||
e = 2**16+1
|
||||
x = number.getStrongPrime(bits, e)
|
||||
self.assertEqual(number.GCD(x-1, e), 1)
|
||||
self.assertNotEqual(x % 2, 0)
|
||||
self.assertEqual(x > (1L << bits-1)-1, 1)
|
||||
self.assertEqual(x < (1L << bits), 1)
|
||||
e = 2**16+2
|
||||
x = number.getStrongPrime(bits, e)
|
||||
self.assertEqual(number.GCD((x-1)>>1, e), 1)
|
||||
self.assertNotEqual(x % 2, 0)
|
||||
self.assertEqual(x > (1L << bits-1)-1, 1)
|
||||
self.assertEqual(x < (1L << bits), 1)
|
||||
|
||||
def test_isPrime(self):
|
||||
"""Util.number.isPrime"""
|
||||
self.assertEqual(number.isPrime(-3), False) # Regression test: negative numbers should not be prime
|
||||
self.assertEqual(number.isPrime(-2), False) # Regression test: negative numbers should not be prime
|
||||
self.assertEqual(number.isPrime(1), False) # Regression test: isPrime(1) caused some versions of PyCrypto to crash.
|
||||
self.assertEqual(number.isPrime(2), True)
|
||||
self.assertEqual(number.isPrime(3), True)
|
||||
self.assertEqual(number.isPrime(4), False)
|
||||
self.assertEqual(number.isPrime(2L**1279-1), True)
|
||||
self.assertEqual(number.isPrime(-(2L**1279-1)), False) # Regression test: negative numbers should not be prime
|
||||
# test some known gmp pseudo-primes taken from
|
||||
# http://www.trnicely.net/misc/mpzspsp.html
|
||||
for composite in (43 * 127 * 211, 61 * 151 * 211, 15259 * 30517,
|
||||
346141L * 692281L, 1007119L * 2014237L, 3589477L * 7178953L,
|
||||
4859419L * 9718837L, 2730439L * 5460877L,
|
||||
245127919L * 490255837L, 963939391L * 1927878781L,
|
||||
4186358431L * 8372716861L, 1576820467L * 3153640933L):
|
||||
self.assertEqual(number.isPrime(long(composite)), False)
|
||||
|
||||
def test_size(self):
|
||||
self.assertEqual(number.size(2),2)
|
||||
self.assertEqual(number.size(3),2)
|
||||
self.assertEqual(number.size(0xa2),8)
|
||||
self.assertEqual(number.size(0xa2ba40),8*3)
|
||||
self.assertEqual(number.size(0xa2ba40ee07e3b2bd2f02ce227f36a195024486e49c19cb41bbbdfbba98b22b0e577c2eeaffa20d883a76e65e394c69d4b3c05a1e8fadda27edb2a42bc000fe888b9b32c22d15add0cd76b3e7936e19955b220dd17d4ea904b1ec102b2e4de7751222aa99151024c7cb41cc5ea21d00eeb41f7c800834d2c6e06bce3bce7ea9a5L), 1024)
|
||||
|
||||
class FastmathTests(unittest.TestCase):
|
||||
def setUp(self):
|
||||
global number
|
||||
from Crypto.Util import number
|
||||
|
||||
def test_negative_number_roundtrip_mpzToLongObj_longObjToMPZ(self):
|
||||
"""Test that mpzToLongObj and longObjToMPZ (internal functions) roundtrip negative numbers correctly."""
|
||||
n = -100000000000000000000000000000000000L
|
||||
e = 2L
|
||||
k = number._fastmath.rsa_construct(n, e)
|
||||
self.assertEqual(n, k.n)
|
||||
self.assertEqual(e, k.e)
|
||||
|
||||
def test_isPrime_randfunc_exception(self):
|
||||
"""Test that when isPrime is called, an exception raised in randfunc is propagated."""
|
||||
def randfunc(n):
|
||||
raise MyError
|
||||
prime = 3536384141L # Needs to be large enough so that rabinMillerTest will be invoked
|
||||
self.assertRaises(MyError, number._fastmath.isPrime, prime, randfunc=randfunc)
|
||||
|
||||
def test_getStrongPrime_randfunc_exception(self):
|
||||
"""Test that when getStrongPrime is called, an exception raised in randfunc is propagated."""
|
||||
def randfunc(n):
|
||||
raise MyError
|
||||
self.assertRaises(MyError, number._fastmath.getStrongPrime, 512, randfunc=randfunc)
|
||||
|
||||
def test_isPrime_randfunc_bogus(self):
|
||||
"""Test that when isPrime is called, an exception is raised if randfunc returns something bogus."""
|
||||
def randfunc(n):
|
||||
return None
|
||||
prime = 3536384141L # Needs to be large enough so that rabinMillerTest will be invoked
|
||||
self.assertRaises(TypeError, number._fastmath.isPrime, prime, randfunc=randfunc)
|
||||
|
||||
def test_getStrongPrime_randfunc_bogus(self):
|
||||
"""Test that when getStrongPrime is called, an exception is raised if randfunc returns something bogus."""
|
||||
def randfunc(n):
|
||||
return None
|
||||
self.assertRaises(TypeError, number._fastmath.getStrongPrime, 512, randfunc=randfunc)
|
||||
|
||||
def get_tests(config={}):
|
||||
from Crypto.SelfTest.st_common import list_test_cases
|
||||
tests = list_test_cases(MiscTests)
|
||||
try:
|
||||
from Crypto.PublicKey import _fastmath
|
||||
tests += list_test_cases(FastmathTests)
|
||||
except ImportError:
|
||||
from distutils.sysconfig import get_config_var
|
||||
import inspect, os.path
|
||||
_fm_path = os.path.normpath(os.path.dirname(os.path.abspath(
|
||||
inspect.getfile(inspect.currentframe())))
|
||||
+"/../../PublicKey/_fastmath"+get_config_var("SO"))
|
||||
if os.path.exists(_fm_path):
|
||||
raise ImportError("While the _fastmath module exists, importing "+
|
||||
"it failed. This may point to the gmp or mpir shared library "+
|
||||
"not being in the path. _fastmath was found at "+_fm_path)
|
||||
return tests
|
||||
|
||||
if __name__ == '__main__':
|
||||
suite = lambda: unittest.TestSuite(get_tests())
|
||||
unittest.main(defaultTest='suite')
|
||||
|
||||
# vim:set ts=4 sw=4 sts=4 expandtab:
|
48
modules/Crypto/SelfTest/Util/test_winrandom.py
Normal file
48
modules/Crypto/SelfTest/Util/test_winrandom.py
Normal file
@@ -0,0 +1,48 @@
|
||||
# -*- coding: utf-8 -*-
|
||||
#
|
||||
# SelfTest/Util/test_winrandom.py: Self-test for the winrandom module
|
||||
#
|
||||
# Written in 2008 by Dwayne C. Litzenberger <dlitz@dlitz.net>
|
||||
#
|
||||
# ===================================================================
|
||||
# The contents of this file are dedicated to the public domain. To
|
||||
# the extent that dedication to the public domain is not available,
|
||||
# everyone is granted a worldwide, perpetual, royalty-free,
|
||||
# non-exclusive license to exercise all rights associated with the
|
||||
# contents of this file for any purpose whatsoever.
|
||||
# No rights are reserved.
|
||||
#
|
||||
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
||||
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
||||
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
||||
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
||||
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
||||
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
||||
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
||||
# SOFTWARE.
|
||||
# ===================================================================
|
||||
|
||||
"""Self-test suite for Crypto.Util.winrandom"""
|
||||
|
||||
__revision__ = "$Id$"
|
||||
|
||||
import unittest
|
||||
|
||||
class WinRandomImportTest(unittest.TestCase):
|
||||
def runTest(self):
|
||||
"""winrandom: simple test"""
|
||||
# Import the winrandom module and try to use it
|
||||
from Crypto.Util import winrandom
|
||||
randobj = winrandom.new()
|
||||
x = randobj.get_bytes(16)
|
||||
y = randobj.get_bytes(16)
|
||||
self.assertNotEqual(x, y)
|
||||
|
||||
def get_tests(config={}):
|
||||
return [WinRandomImportTest()]
|
||||
|
||||
if __name__ == '__main__':
|
||||
suite = lambda: unittest.TestSuite(get_tests())
|
||||
unittest.main(defaultTest='suite')
|
||||
|
||||
# vim:set ts=4 sw=4 sts=4 expandtab:
|
Reference in New Issue
Block a user