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-rw-r--r--lib/python2.7/test/test_hmac.py314
1 files changed, 314 insertions, 0 deletions
diff --git a/lib/python2.7/test/test_hmac.py b/lib/python2.7/test/test_hmac.py
new file mode 100644
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+++ b/lib/python2.7/test/test_hmac.py
@@ -0,0 +1,314 @@
+import hmac
+import hashlib
+import unittest
+import warnings
+from test import test_support
+
+class TestVectorsTestCase(unittest.TestCase):
+
+ def test_md5_vectors(self):
+ # Test the HMAC module against test vectors from the RFC.
+
+ def md5test(key, data, digest):
+ h = hmac.HMAC(key, data)
+ self.assertEqual(h.hexdigest().upper(), digest.upper())
+
+ md5test(chr(0x0b) * 16,
+ "Hi There",
+ "9294727A3638BB1C13F48EF8158BFC9D")
+
+ md5test("Jefe",
+ "what do ya want for nothing?",
+ "750c783e6ab0b503eaa86e310a5db738")
+
+ md5test(chr(0xAA)*16,
+ chr(0xDD)*50,
+ "56be34521d144c88dbb8c733f0e8b3f6")
+
+ md5test("".join([chr(i) for i in range(1, 26)]),
+ chr(0xCD) * 50,
+ "697eaf0aca3a3aea3a75164746ffaa79")
+
+ md5test(chr(0x0C) * 16,
+ "Test With Truncation",
+ "56461ef2342edc00f9bab995690efd4c")
+
+ md5test(chr(0xAA) * 80,
+ "Test Using Larger Than Block-Size Key - Hash Key First",
+ "6b1ab7fe4bd7bf8f0b62e6ce61b9d0cd")
+
+ md5test(chr(0xAA) * 80,
+ ("Test Using Larger Than Block-Size Key "
+ "and Larger Than One Block-Size Data"),
+ "6f630fad67cda0ee1fb1f562db3aa53e")
+
+ def test_sha_vectors(self):
+ def shatest(key, data, digest):
+ h = hmac.HMAC(key, data, digestmod=hashlib.sha1)
+ self.assertEqual(h.hexdigest().upper(), digest.upper())
+
+ shatest(chr(0x0b) * 20,
+ "Hi There",
+ "b617318655057264e28bc0b6fb378c8ef146be00")
+
+ shatest("Jefe",
+ "what do ya want for nothing?",
+ "effcdf6ae5eb2fa2d27416d5f184df9c259a7c79")
+
+ shatest(chr(0xAA)*20,
+ chr(0xDD)*50,
+ "125d7342b9ac11cd91a39af48aa17b4f63f175d3")
+
+ shatest("".join([chr(i) for i in range(1, 26)]),
+ chr(0xCD) * 50,
+ "4c9007f4026250c6bc8414f9bf50c86c2d7235da")
+
+ shatest(chr(0x0C) * 20,
+ "Test With Truncation",
+ "4c1a03424b55e07fe7f27be1d58bb9324a9a5a04")
+
+ shatest(chr(0xAA) * 80,
+ "Test Using Larger Than Block-Size Key - Hash Key First",
+ "aa4ae5e15272d00e95705637ce8a3b55ed402112")
+
+ shatest(chr(0xAA) * 80,
+ ("Test Using Larger Than Block-Size Key "
+ "and Larger Than One Block-Size Data"),
+ "e8e99d0f45237d786d6bbaa7965c7808bbff1a91")
+
+ def _rfc4231_test_cases(self, hashfunc):
+ def hmactest(key, data, hexdigests):
+ h = hmac.HMAC(key, data, digestmod=hashfunc)
+ self.assertEqual(h.hexdigest().lower(), hexdigests[hashfunc])
+
+ # 4.2. Test Case 1
+ hmactest(key = '\x0b'*20,
+ data = 'Hi There',
+ hexdigests = {
+ hashlib.sha224: '896fb1128abbdf196832107cd49df33f'
+ '47b4b1169912ba4f53684b22',
+ hashlib.sha256: 'b0344c61d8db38535ca8afceaf0bf12b'
+ '881dc200c9833da726e9376c2e32cff7',
+ hashlib.sha384: 'afd03944d84895626b0825f4ab46907f'
+ '15f9dadbe4101ec682aa034c7cebc59c'
+ 'faea9ea9076ede7f4af152e8b2fa9cb6',
+ hashlib.sha512: '87aa7cdea5ef619d4ff0b4241a1d6cb0'
+ '2379f4e2ce4ec2787ad0b30545e17cde'
+ 'daa833b7d6b8a702038b274eaea3f4e4'
+ 'be9d914eeb61f1702e696c203a126854',
+ })
+
+ # 4.3. Test Case 2
+ hmactest(key = 'Jefe',
+ data = 'what do ya want for nothing?',
+ hexdigests = {
+ hashlib.sha224: 'a30e01098bc6dbbf45690f3a7e9e6d0f'
+ '8bbea2a39e6148008fd05e44',
+ hashlib.sha256: '5bdcc146bf60754e6a042426089575c7'
+ '5a003f089d2739839dec58b964ec3843',
+ hashlib.sha384: 'af45d2e376484031617f78d2b58a6b1b'
+ '9c7ef464f5a01b47e42ec3736322445e'
+ '8e2240ca5e69e2c78b3239ecfab21649',
+ hashlib.sha512: '164b7a7bfcf819e2e395fbe73b56e0a3'
+ '87bd64222e831fd610270cd7ea250554'
+ '9758bf75c05a994a6d034f65f8f0e6fd'
+ 'caeab1a34d4a6b4b636e070a38bce737',
+ })
+
+ # 4.4. Test Case 3
+ hmactest(key = '\xaa'*20,
+ data = '\xdd'*50,
+ hexdigests = {
+ hashlib.sha224: '7fb3cb3588c6c1f6ffa9694d7d6ad264'
+ '9365b0c1f65d69d1ec8333ea',
+ hashlib.sha256: '773ea91e36800e46854db8ebd09181a7'
+ '2959098b3ef8c122d9635514ced565fe',
+ hashlib.sha384: '88062608d3e6ad8a0aa2ace014c8a86f'
+ '0aa635d947ac9febe83ef4e55966144b'
+ '2a5ab39dc13814b94e3ab6e101a34f27',
+ hashlib.sha512: 'fa73b0089d56a284efb0f0756c890be9'
+ 'b1b5dbdd8ee81a3655f83e33b2279d39'
+ 'bf3e848279a722c806b485a47e67c807'
+ 'b946a337bee8942674278859e13292fb',
+ })
+
+ # 4.5. Test Case 4
+ hmactest(key = ''.join([chr(x) for x in xrange(0x01, 0x19+1)]),
+ data = '\xcd'*50,
+ hexdigests = {
+ hashlib.sha224: '6c11506874013cac6a2abc1bb382627c'
+ 'ec6a90d86efc012de7afec5a',
+ hashlib.sha256: '82558a389a443c0ea4cc819899f2083a'
+ '85f0faa3e578f8077a2e3ff46729665b',
+ hashlib.sha384: '3e8a69b7783c25851933ab6290af6ca7'
+ '7a9981480850009cc5577c6e1f573b4e'
+ '6801dd23c4a7d679ccf8a386c674cffb',
+ hashlib.sha512: 'b0ba465637458c6990e5a8c5f61d4af7'
+ 'e576d97ff94b872de76f8050361ee3db'
+ 'a91ca5c11aa25eb4d679275cc5788063'
+ 'a5f19741120c4f2de2adebeb10a298dd',
+ })
+
+ # 4.7. Test Case 6
+ hmactest(key = '\xaa'*131,
+ data = 'Test Using Larger Than Block-Siz'
+ 'e Key - Hash Key First',
+ hexdigests = {
+ hashlib.sha224: '95e9a0db962095adaebe9b2d6f0dbce2'
+ 'd499f112f2d2b7273fa6870e',
+ hashlib.sha256: '60e431591ee0b67f0d8a26aacbf5b77f'
+ '8e0bc6213728c5140546040f0ee37f54',
+ hashlib.sha384: '4ece084485813e9088d2c63a041bc5b4'
+ '4f9ef1012a2b588f3cd11f05033ac4c6'
+ '0c2ef6ab4030fe8296248df163f44952',
+ hashlib.sha512: '80b24263c7c1a3ebb71493c1dd7be8b4'
+ '9b46d1f41b4aeec1121b013783f8f352'
+ '6b56d037e05f2598bd0fd2215d6a1e52'
+ '95e64f73f63f0aec8b915a985d786598',
+ })
+
+ # 4.8. Test Case 7
+ hmactest(key = '\xaa'*131,
+ data = 'This is a test using a larger th'
+ 'an block-size key and a larger t'
+ 'han block-size data. The key nee'
+ 'ds to be hashed before being use'
+ 'd by the HMAC algorithm.',
+ hexdigests = {
+ hashlib.sha224: '3a854166ac5d9f023f54d517d0b39dbd'
+ '946770db9c2b95c9f6f565d1',
+ hashlib.sha256: '9b09ffa71b942fcb27635fbcd5b0e944'
+ 'bfdc63644f0713938a7f51535c3a35e2',
+ hashlib.sha384: '6617178e941f020d351e2f254e8fd32c'
+ '602420feb0b8fb9adccebb82461e99c5'
+ 'a678cc31e799176d3860e6110c46523e',
+ hashlib.sha512: 'e37b6a775dc87dbaa4dfa9f96e5e3ffd'
+ 'debd71f8867289865df5a32d20cdc944'
+ 'b6022cac3c4982b10d5eeb55c3e4de15'
+ '134676fb6de0446065c97440fa8c6a58',
+ })
+
+ def test_sha224_rfc4231(self):
+ self._rfc4231_test_cases(hashlib.sha224)
+
+ def test_sha256_rfc4231(self):
+ self._rfc4231_test_cases(hashlib.sha256)
+
+ def test_sha384_rfc4231(self):
+ self._rfc4231_test_cases(hashlib.sha384)
+
+ def test_sha512_rfc4231(self):
+ self._rfc4231_test_cases(hashlib.sha512)
+
+ def test_legacy_block_size_warnings(self):
+ class MockCrazyHash(object):
+ """Ain't no block_size attribute here."""
+ def __init__(self, *args):
+ self._x = hashlib.sha1(*args)
+ self.digest_size = self._x.digest_size
+ def update(self, v):
+ self._x.update(v)
+ def digest(self):
+ return self._x.digest()
+
+ with warnings.catch_warnings():
+ warnings.simplefilter('error', RuntimeWarning)
+ with self.assertRaises(RuntimeWarning):
+ hmac.HMAC('a', 'b', digestmod=MockCrazyHash)
+ self.fail('Expected warning about missing block_size')
+
+ MockCrazyHash.block_size = 1
+ with self.assertRaises(RuntimeWarning):
+ hmac.HMAC('a', 'b', digestmod=MockCrazyHash)
+ self.fail('Expected warning about small block_size')
+
+
+
+class ConstructorTestCase(unittest.TestCase):
+
+ def test_normal(self):
+ # Standard constructor call.
+ failed = 0
+ try:
+ h = hmac.HMAC("key")
+ except:
+ self.fail("Standard constructor call raised exception.")
+
+ def test_withtext(self):
+ # Constructor call with text.
+ try:
+ h = hmac.HMAC("key", "hash this!")
+ except:
+ self.fail("Constructor call with text argument raised exception.")
+
+ def test_withmodule(self):
+ # Constructor call with text and digest module.
+ try:
+ h = hmac.HMAC("key", "", hashlib.sha1)
+ except:
+ self.fail("Constructor call with hashlib.sha1 raised exception.")
+
+class SanityTestCase(unittest.TestCase):
+
+ def test_default_is_md5(self):
+ # Testing if HMAC defaults to MD5 algorithm.
+ # NOTE: this whitebox test depends on the hmac class internals
+ h = hmac.HMAC("key")
+ self.assertTrue(h.digest_cons == hashlib.md5)
+
+ def test_exercise_all_methods(self):
+ # Exercising all methods once.
+ # This must not raise any exceptions
+ try:
+ h = hmac.HMAC("my secret key")
+ h.update("compute the hash of this text!")
+ dig = h.digest()
+ dig = h.hexdigest()
+ h2 = h.copy()
+ except:
+ self.fail("Exception raised during normal usage of HMAC class.")
+
+class CopyTestCase(unittest.TestCase):
+
+ def test_attributes(self):
+ # Testing if attributes are of same type.
+ h1 = hmac.HMAC("key")
+ h2 = h1.copy()
+ self.assertTrue(h1.digest_cons == h2.digest_cons,
+ "digest constructors don't match.")
+ self.assertTrue(type(h1.inner) == type(h2.inner),
+ "Types of inner don't match.")
+ self.assertTrue(type(h1.outer) == type(h2.outer),
+ "Types of outer don't match.")
+
+ def test_realcopy(self):
+ # Testing if the copy method created a real copy.
+ h1 = hmac.HMAC("key")
+ h2 = h1.copy()
+ # Using id() in case somebody has overridden __cmp__.
+ self.assertTrue(id(h1) != id(h2), "No real copy of the HMAC instance.")
+ self.assertTrue(id(h1.inner) != id(h2.inner),
+ "No real copy of the attribute 'inner'.")
+ self.assertTrue(id(h1.outer) != id(h2.outer),
+ "No real copy of the attribute 'outer'.")
+
+ def test_equality(self):
+ # Testing if the copy has the same digests.
+ h1 = hmac.HMAC("key")
+ h1.update("some random text")
+ h2 = h1.copy()
+ self.assertTrue(h1.digest() == h2.digest(),
+ "Digest of copy doesn't match original digest.")
+ self.assertTrue(h1.hexdigest() == h2.hexdigest(),
+ "Hexdigest of copy doesn't match original hexdigest.")
+
+def test_main():
+ test_support.run_unittest(
+ TestVectorsTestCase,
+ ConstructorTestCase,
+ SanityTestCase,
+ CopyTestCase
+ )
+
+if __name__ == "__main__":
+ test_main()
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-10 21:52:53 +0000