diff options
Diffstat (limited to 'AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_hashlib.py')
| -rw-r--r-- | AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_hashlib.py | 361 |
1 files changed, 361 insertions, 0 deletions
diff --git a/AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_hashlib.py b/AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_hashlib.py new file mode 100644 index 0000000000..bc7823925f --- /dev/null +++ b/AppPkg/Applications/Python/Python-2.7.2/Lib/test/test_hashlib.py @@ -0,0 +1,361 @@ +# Test hashlib module
+#
+# $Id$
+#
+# Copyright (C) 2005-2010 Gregory P. Smith (greg@krypto.org)
+# Licensed to PSF under a Contributor Agreement.
+#
+
+import array
+import hashlib
+import itertools
+import sys
+try:
+ import threading
+except ImportError:
+ threading = None
+import unittest
+import warnings
+from test import test_support
+from test.test_support import _4G, precisionbigmemtest
+
+# Were we compiled --with-pydebug or with #define Py_DEBUG?
+COMPILED_WITH_PYDEBUG = hasattr(sys, 'gettotalrefcount')
+
+
+def hexstr(s):
+ import string
+ h = string.hexdigits
+ r = ''
+ for c in s:
+ i = ord(c)
+ r = r + h[(i >> 4) & 0xF] + h[i & 0xF]
+ return r
+
+
+class HashLibTestCase(unittest.TestCase):
+ supported_hash_names = ( 'md5', 'MD5', 'sha1', 'SHA1',
+ 'sha224', 'SHA224', 'sha256', 'SHA256',
+ 'sha384', 'SHA384', 'sha512', 'SHA512' )
+
+ _warn_on_extension_import = COMPILED_WITH_PYDEBUG
+
+ def _conditional_import_module(self, module_name):
+ """Import a module and return a reference to it or None on failure."""
+ try:
+ exec('import '+module_name)
+ except ImportError, error:
+ if self._warn_on_extension_import:
+ warnings.warn('Did a C extension fail to compile? %s' % error)
+ return locals().get(module_name)
+
+ def __init__(self, *args, **kwargs):
+ algorithms = set()
+ for algorithm in self.supported_hash_names:
+ algorithms.add(algorithm.lower())
+ self.constructors_to_test = {}
+ for algorithm in algorithms:
+ self.constructors_to_test[algorithm] = set()
+
+ # For each algorithm, test the direct constructor and the use
+ # of hashlib.new given the algorithm name.
+ for algorithm, constructors in self.constructors_to_test.items():
+ constructors.add(getattr(hashlib, algorithm))
+ def _test_algorithm_via_hashlib_new(data=None, _alg=algorithm):
+ if data is None:
+ return hashlib.new(_alg)
+ return hashlib.new(_alg, data)
+ constructors.add(_test_algorithm_via_hashlib_new)
+
+ _hashlib = self._conditional_import_module('_hashlib')
+ if _hashlib:
+ # These two algorithms should always be present when this module
+ # is compiled. If not, something was compiled wrong.
+ assert hasattr(_hashlib, 'openssl_md5')
+ assert hasattr(_hashlib, 'openssl_sha1')
+ for algorithm, constructors in self.constructors_to_test.items():
+ constructor = getattr(_hashlib, 'openssl_'+algorithm, None)
+ if constructor:
+ constructors.add(constructor)
+
+ _md5 = self._conditional_import_module('_md5')
+ if _md5:
+ self.constructors_to_test['md5'].add(_md5.new)
+ _sha = self._conditional_import_module('_sha')
+ if _sha:
+ self.constructors_to_test['sha1'].add(_sha.new)
+ _sha256 = self._conditional_import_module('_sha256')
+ if _sha256:
+ self.constructors_to_test['sha224'].add(_sha256.sha224)
+ self.constructors_to_test['sha256'].add(_sha256.sha256)
+ _sha512 = self._conditional_import_module('_sha512')
+ if _sha512:
+ self.constructors_to_test['sha384'].add(_sha512.sha384)
+ self.constructors_to_test['sha512'].add(_sha512.sha512)
+
+ super(HashLibTestCase, self).__init__(*args, **kwargs)
+
+ def test_hash_array(self):
+ a = array.array("b", range(10))
+ constructors = self.constructors_to_test.itervalues()
+ for cons in itertools.chain.from_iterable(constructors):
+ c = cons(a)
+ c.hexdigest()
+
+ def test_algorithms_attribute(self):
+ self.assertEqual(hashlib.algorithms,
+ tuple([_algo for _algo in self.supported_hash_names if
+ _algo.islower()]))
+
+ def test_unknown_hash(self):
+ try:
+ hashlib.new('spam spam spam spam spam')
+ except ValueError:
+ pass
+ else:
+ self.assertTrue(0 == "hashlib didn't reject bogus hash name")
+
+ def test_get_builtin_constructor(self):
+ get_builtin_constructor = hashlib.__dict__[
+ '__get_builtin_constructor']
+ self.assertRaises(ValueError, get_builtin_constructor, 'test')
+ try:
+ import _md5
+ except ImportError:
+ pass
+ # This forces an ImportError for "import _md5" statements
+ sys.modules['_md5'] = None
+ try:
+ self.assertRaises(ValueError, get_builtin_constructor, 'md5')
+ finally:
+ if '_md5' in locals():
+ sys.modules['_md5'] = _md5
+ else:
+ del sys.modules['_md5']
+
+ def test_hexdigest(self):
+ for name in self.supported_hash_names:
+ h = hashlib.new(name)
+ self.assertTrue(hexstr(h.digest()) == h.hexdigest())
+
+ def test_large_update(self):
+ aas = 'a' * 128
+ bees = 'b' * 127
+ cees = 'c' * 126
+ abcs = aas + bees + cees
+
+ for name in self.supported_hash_names:
+ m1 = hashlib.new(name)
+ m1.update(aas)
+ m1.update(bees)
+ m1.update(cees)
+
+ m2 = hashlib.new(name)
+ m2.update(abcs)
+ self.assertEqual(m1.digest(), m2.digest(), name+' update problem.')
+
+ m3 = hashlib.new(name, abcs)
+ self.assertEqual(m1.digest(), m3.digest(), name+' new problem.')
+
+ def check(self, name, data, digest):
+ constructors = self.constructors_to_test[name]
+ # 2 is for hashlib.name(...) and hashlib.new(name, ...)
+ self.assertGreaterEqual(len(constructors), 2)
+ for hash_object_constructor in constructors:
+ computed = hash_object_constructor(data).hexdigest()
+ self.assertEqual(
+ computed, digest,
+ "Hash algorithm %s constructed using %s returned hexdigest"
+ " %r for %d byte input data that should have hashed to %r."
+ % (name, hash_object_constructor,
+ computed, len(data), digest))
+
+ def check_unicode(self, algorithm_name):
+ # Unicode objects are not allowed as input.
+ expected = hashlib.new(algorithm_name, str(u'spam')).hexdigest()
+ self.check(algorithm_name, u'spam', expected)
+
+ def test_unicode(self):
+ # In python 2.x unicode is auto-encoded to the system default encoding
+ # when passed to hashlib functions.
+ self.check_unicode('md5')
+ self.check_unicode('sha1')
+ self.check_unicode('sha224')
+ self.check_unicode('sha256')
+ self.check_unicode('sha384')
+ self.check_unicode('sha512')
+
+ def test_case_md5_0(self):
+ self.check('md5', '', 'd41d8cd98f00b204e9800998ecf8427e')
+
+ def test_case_md5_1(self):
+ self.check('md5', 'abc', '900150983cd24fb0d6963f7d28e17f72')
+
+ def test_case_md5_2(self):
+ self.check('md5', 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789',
+ 'd174ab98d277d9f5a5611c2c9f419d9f')
+
+ @precisionbigmemtest(size=_4G + 5, memuse=1)
+ def test_case_md5_huge(self, size):
+ if size == _4G + 5:
+ try:
+ self.check('md5', 'A'*size, 'c9af2dff37468ce5dfee8f2cfc0a9c6d')
+ except OverflowError:
+ pass # 32-bit arch
+
+ @precisionbigmemtest(size=_4G - 1, memuse=1)
+ def test_case_md5_uintmax(self, size):
+ if size == _4G - 1:
+ try:
+ self.check('md5', 'A'*size, '28138d306ff1b8281f1a9067e1a1a2b3')
+ except OverflowError:
+ pass # 32-bit arch
+
+ # use the three examples from Federal Information Processing Standards
+ # Publication 180-1, Secure Hash Standard, 1995 April 17
+ # http://www.itl.nist.gov/div897/pubs/fip180-1.htm
+
+ def test_case_sha1_0(self):
+ self.check('sha1', "",
+ "da39a3ee5e6b4b0d3255bfef95601890afd80709")
+
+ def test_case_sha1_1(self):
+ self.check('sha1', "abc",
+ "a9993e364706816aba3e25717850c26c9cd0d89d")
+
+ def test_case_sha1_2(self):
+ self.check('sha1', "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
+ "84983e441c3bd26ebaae4aa1f95129e5e54670f1")
+
+ def test_case_sha1_3(self):
+ self.check('sha1', "a" * 1000000,
+ "34aa973cd4c4daa4f61eeb2bdbad27316534016f")
+
+
+ # use the examples from Federal Information Processing Standards
+ # Publication 180-2, Secure Hash Standard, 2002 August 1
+ # http://csrc.nist.gov/publications/fips/fips180-2/fips180-2.pdf
+
+ def test_case_sha224_0(self):
+ self.check('sha224', "",
+ "d14a028c2a3a2bc9476102bb288234c415a2b01f828ea62ac5b3e42f")
+
+ def test_case_sha224_1(self):
+ self.check('sha224', "abc",
+ "23097d223405d8228642a477bda255b32aadbce4bda0b3f7e36c9da7")
+
+ def test_case_sha224_2(self):
+ self.check('sha224',
+ "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
+ "75388b16512776cc5dba5da1fd890150b0c6455cb4f58b1952522525")
+
+ def test_case_sha224_3(self):
+ self.check('sha224', "a" * 1000000,
+ "20794655980c91d8bbb4c1ea97618a4bf03f42581948b2ee4ee7ad67")
+
+
+ def test_case_sha256_0(self):
+ self.check('sha256', "",
+ "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855")
+
+ def test_case_sha256_1(self):
+ self.check('sha256', "abc",
+ "ba7816bf8f01cfea414140de5dae2223b00361a396177a9cb410ff61f20015ad")
+
+ def test_case_sha256_2(self):
+ self.check('sha256',
+ "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
+ "248d6a61d20638b8e5c026930c3e6039a33ce45964ff2167f6ecedd419db06c1")
+
+ def test_case_sha256_3(self):
+ self.check('sha256', "a" * 1000000,
+ "cdc76e5c9914fb9281a1c7e284d73e67f1809a48a497200e046d39ccc7112cd0")
+
+
+ def test_case_sha384_0(self):
+ self.check('sha384', "",
+ "38b060a751ac96384cd9327eb1b1e36a21fdb71114be07434c0cc7bf63f6e1da"+
+ "274edebfe76f65fbd51ad2f14898b95b")
+
+ def test_case_sha384_1(self):
+ self.check('sha384', "abc",
+ "cb00753f45a35e8bb5a03d699ac65007272c32ab0eded1631a8b605a43ff5bed"+
+ "8086072ba1e7cc2358baeca134c825a7")
+
+ def test_case_sha384_2(self):
+ self.check('sha384',
+ "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"+
+ "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu",
+ "09330c33f71147e83d192fc782cd1b4753111b173b3b05d22fa08086e3b0f712"+
+ "fcc7c71a557e2db966c3e9fa91746039")
+
+ def test_case_sha384_3(self):
+ self.check('sha384', "a" * 1000000,
+ "9d0e1809716474cb086e834e310a4a1ced149e9c00f248527972cec5704c2a5b"+
+ "07b8b3dc38ecc4ebae97ddd87f3d8985")
+
+
+ def test_case_sha512_0(self):
+ self.check('sha512', "",
+ "cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce"+
+ "47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e")
+
+ def test_case_sha512_1(self):
+ self.check('sha512', "abc",
+ "ddaf35a193617abacc417349ae20413112e6fa4e89a97ea20a9eeee64b55d39a"+
+ "2192992a274fc1a836ba3c23a3feebbd454d4423643ce80e2a9ac94fa54ca49f")
+
+ def test_case_sha512_2(self):
+ self.check('sha512',
+ "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"+
+ "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu",
+ "8e959b75dae313da8cf4f72814fc143f8f7779c6eb9f7fa17299aeadb6889018"+
+ "501d289e4900f7e4331b99dec4b5433ac7d329eeb6dd26545e96e55b874be909")
+
+ def test_case_sha512_3(self):
+ self.check('sha512', "a" * 1000000,
+ "e718483d0ce769644e2e42c7bc15b4638e1f98b13b2044285632a803afa973eb"+
+ "de0ff244877ea60a4cb0432ce577c31beb009c5c2c49aa2e4eadb217ad8cc09b")
+
+ @unittest.skipUnless(threading, 'Threading required for this test.')
+ @test_support.reap_threads
+ def test_threaded_hashing(self):
+ # Updating the same hash object from several threads at once
+ # using data chunk sizes containing the same byte sequences.
+ #
+ # If the internal locks are working to prevent multiple
+ # updates on the same object from running at once, the resulting
+ # hash will be the same as doing it single threaded upfront.
+ hasher = hashlib.sha1()
+ num_threads = 5
+ smallest_data = 'swineflu'
+ data = smallest_data*200000
+ expected_hash = hashlib.sha1(data*num_threads).hexdigest()
+
+ def hash_in_chunks(chunk_size, event):
+ index = 0
+ while index < len(data):
+ hasher.update(data[index:index+chunk_size])
+ index += chunk_size
+ event.set()
+
+ events = []
+ for threadnum in xrange(num_threads):
+ chunk_size = len(data) // (10**threadnum)
+ assert chunk_size > 0
+ assert chunk_size % len(smallest_data) == 0
+ event = threading.Event()
+ events.append(event)
+ threading.Thread(target=hash_in_chunks,
+ args=(chunk_size, event)).start()
+
+ for event in events:
+ event.wait()
+
+ self.assertEqual(expected_hash, hasher.hexdigest())
+
+def test_main():
+ test_support.run_unittest(HashLibTestCase)
+
+if __name__ == "__main__":
+ test_main()
|