def setUp(self):
self.plaintext = "attack at dawn"
self.ciphertext = "U2FsdGVkX1/XnDGaEACaoTEhm7YsBicuJNgLrFSMKe0="
self.passphrase = "9ACJQzDPFiVJXC"
self.salt = '\xd7\x9c1\x9a\x10\x00\x9a\xa1'
self.k = Kopy()
self.s = "Salted__"
def setUp(self):
self.plaintext = "attack at dawn"
self.ciphertext = "U2FsdGVkX1/XnDGaEACaoTEhm7YsBicuJNgLrFSMKe0="
self.passphrase = "9ACJQzDPFiVJXC"
self.salt = '\xd7\x9c1\x9a\x10\x00\x9a\xa1'
self.k = Kopy()
self.s = "Salted__"
class KopyTest(TestCase):
# TODO theres no checks for inputs of the wrong type.
def setUp(self):
self.plaintext = "attack at dawn"
self.ciphertext = "U2FsdGVkX1/XnDGaEACaoTEhm7YsBicuJNgLrFSMKe0="
self.passphrase = "9ACJQzDPFiVJXC"
self.salt = '\xd7\x9c1\x9a\x10\x00\x9a\xa1'
self.k = Kopy()
self.s = "Salted__"
def testPadding(self):
self.assertEqual(self.k._pad("A" * 16), "A" * 16 + "\x10" * 16)
self.assertEqual(self.k._pad("A" * 15), "A" * 15 + "\x01")
self.assertEqual(self.k._pad("A" * 31), "A" * 31 + "\x01")
self.assertEqual(self.k._pad("A" * 8), "A" * 8 + "\x08" * 8)
self.assertEqual(self.k._pad("A" * 24), "A" * 24 + "\x08" * 8)
self.assertEqual(self.k._pad(""), "\x10" * 16)
def testUnpadding(self):
self.assertEqual(self.k._unpad("A" * 15 + "\x01"), "A" * 15)
self.assertEqual(self.k._unpad("A" * 24 + "\x08" * 8), "A" * 24)
self.assertEqual(self.k._unpad("\x10" * 16), "")
self.assertEqual(self.k._unpad("A" * 16 + "\x10" * 16), "A" * 16)
self.assertRaises(Exception, self.k._unpad, "A" * 14 + "\x01\x02")
self.assertRaises(Exception, self.k._unpad, "A" * 15)
self.assertRaises(Exception, self.k._unpad, "A" * 15 + "\x02")
self.assertRaises(Exception, self.k._unpad, "A" * 256 + "\xff" * 256)
# TODO more testing for crypto.
# - Tests for incorrectly sized inputs
def testEncryption(self):
self.assertEqual(
self.k.encrypt(self.plaintext, self.passphrase, salt=self.salt),
self.ciphertext)
def testDecryption(self):
self.assertEqual(self.k.decrypt(self.ciphertext, self.passphrase),
self.plaintext)
# It would be nice if these tests weren't just lumps of binary
# Doesn't seem to be a good alternative though
def testKeyDerivation(self):
self.assertEqual(self.k.opensslKeyDerivation("AAAAAAAAAA",
"AAAAAAAA", 32, 16),
('\x9f\xe1%\xb6h\x0bC\xa6)S\xd4\xccoN\x08\xbfK\xa5' + \
'\xf8k\xeeH\xd2b\x0bZ\xb6\xc6\x80\xa0^K',
'\xb1\x9frVm)\x0b\xa7\x04"@\xcc\x87\x7f\x91\x10'))
def testAESArgs(self):
self.assertEqual(self.k._getAESArgs("password", "A"*8),
('\xd5\x90\x8c\xbb\xcbvB\xd6\xe3;\xc2\xffeP!\xa5\x8a' + \
'\xb6aT\xe3\x19\x1a\xe3|\xe1|\x00=\xc8]7',
'\xda\xc2B\xd0T\xf3\xcb\xd6\x97X\xa6\\v#\xf4\xd5'))
self.assertRaises(Exception, self.k._getAESArgs, "A" * 10, "B" * 7)
self.assertRaises(Exception, self.k._getAESArgs, "A" * 10, "B" * 9)
def testCryptoFormat(self):
self.assertEqual(self.k._formatCiphertext("A" * 8, "B" * 16),
b64encode(self.s + "A" * 8 + "B" * 16))
self.assertEqual(self.k._formatCiphertext("A" * 8, "B" * 32),
b64encode(self.s + "A" * 8 + "B" * 32))
self.assertRaises(Exception, self.k._formatCiphertext, "A" * 7,
"B" * 16)
self.assertRaises(Exception, self.k._formatCiphertext, "A" * 8,
"B" * 15)
def testCryptoParse(self):
self.assertEqual(
self.k._parseCiphertext(b64encode(self.s + "A" * 8 + "B" * 16)),
("A" * 8, "B" * 16))
self.assertEqual(
self.k._parseCiphertext(b64encode(self.s + "A" * 8 + "B" * 32)),
("A" * 8, "B" * 32))
self.assertRaises(Exception, self.k._parseCiphertext,
b64encode("A" * 8 + "B" * 16))
self.assertRaises(Exception, self.k._parseCiphertext,
"Salted_" + "A" * 8 + "B" * 16)
# Bad salt padding ("Salted__")
self.assertRaises(Exception, self.k._parseCiphertext,
b64encode(self.s + "A" * 7 + "B" * 16))
# Bad salt
self.assertRaises(Exception, self.k._parseCiphertext,
b64encode(self.s + "A" * 8 + "B" * 15))
self.assertRaises(Exception, self.k._parseCiphertext,
b64encode(self.s + "A" * 8 + "B" * 33))
# Bad padding
def testRandom(self):
self.assertEqual(len(self.k._randomBytes(100)), 100)
self.assertRaises(Exception, self.k._randomBytes, 0)
self.assertRaises(Exception, self.k._randomBytes, -1)
def testGenerateRandomBytes(self):
self.assertEqual(len(self.k.generateRandomBytes(100)), 100)
# FIXME no way to differentiate this raising an exception and
# _randomBytes, atm
self.assertRaises(Exception, self.k.generateRandomBytes, 0)
self.assertRaises(Exception, self.k.generateRandomBytes, -1)
def testSalt(self):
self.assertEqual(len(self.k._generateSalt()), 8)
class KopyTest(TestCase):
# TODO theres no checks for inputs of the wrong type.
def setUp(self):
self.plaintext = "attack at dawn"
self.ciphertext = "U2FsdGVkX1/XnDGaEACaoTEhm7YsBicuJNgLrFSMKe0="
self.passphrase = "9ACJQzDPFiVJXC"
self.salt = '\xd7\x9c1\x9a\x10\x00\x9a\xa1'
self.k = Kopy()
self.s = "Salted__"
def testPadding(self):
self.assertEqual(self.k._pad("A"*16), "A"*16+"\x10"*16)
self.assertEqual(self.k._pad("A"*15), "A"*15+"\x01")
self.assertEqual(self.k._pad("A"*31), "A"*31+"\x01")
self.assertEqual(self.k._pad("A"*8), "A"*8+"\x08"*8)
self.assertEqual(self.k._pad("A"*24), "A"*24+"\x08"*8)
self.assertEqual(self.k._pad(""), "\x10"*16)
def testUnpadding(self):
self.assertEqual(self.k._unpad("A"*15+"\x01"), "A"*15)
self.assertEqual(self.k._unpad("A"*24+"\x08"*8), "A"*24)
self.assertEqual(self.k._unpad("\x10"*16), "")
self.assertEqual(self.k._unpad("A"*16+"\x10"*16), "A"*16)
self.assertRaises(Exception, self.k._unpad, "A"*14+"\x01\x02")
self.assertRaises(Exception, self.k._unpad, "A"*15)
self.assertRaises(Exception, self.k._unpad, "A"*15+"\x02")
self.assertRaises(Exception, self.k._unpad, "A"*256+"\xff"*256)
# TODO more testing for crypto.
# - Tests for incorrectly sized inputs
def testEncryption(self):
self.assertEqual(self.k.encrypt(self.plaintext, self.passphrase, salt=self.salt),
self.ciphertext)
def testDecryption(self):
self.assertEqual(self.k.decrypt(self.ciphertext, self.passphrase),
self.plaintext)
# It would be nice if these tests weren't just lumps of binary
# Doesn't seem to be a good alternative though
def testKeyDerivation(self):
self.assertEqual(self.k.opensslKeyDerivation("AAAAAAAAAA",
"AAAAAAAA", 32, 16),
('\x9f\xe1%\xb6h\x0bC\xa6)S\xd4\xccoN\x08\xbfK\xa5' + \
'\xf8k\xeeH\xd2b\x0bZ\xb6\xc6\x80\xa0^K',
'\xb1\x9frVm)\x0b\xa7\x04"@\xcc\x87\x7f\x91\x10'))
def testAESArgs(self):
self.assertEqual(self.k._getAESArgs("password", "A"*8),
('\xd5\x90\x8c\xbb\xcbvB\xd6\xe3;\xc2\xffeP!\xa5\x8a' + \
'\xb6aT\xe3\x19\x1a\xe3|\xe1|\x00=\xc8]7',
'\xda\xc2B\xd0T\xf3\xcb\xd6\x97X\xa6\\v#\xf4\xd5'))
self.assertRaises(Exception, self.k._getAESArgs, "A"*10, "B"*7)
self.assertRaises(Exception, self.k._getAESArgs, "A"*10, "B"*9)
def testCryptoFormat(self):
self.assertEqual(self.k._formatCiphertext("A"*8, "B"*16),
b64encode(self.s + "A"*8 + "B"*16))
self.assertEqual(self.k._formatCiphertext("A"*8, "B"*32),
b64encode(self.s + "A"*8 + "B"*32))
self.assertRaises(Exception, self.k._formatCiphertext, "A"*7, "B"*16)
self.assertRaises(Exception, self.k._formatCiphertext, "A"*8, "B"*15)
def testCryptoParse(self):
self.assertEqual(self.k._parseCiphertext(
b64encode(self.s + "A"*8 + "B"*16)),
("A"*8, "B"*16))
self.assertEqual(self.k._parseCiphertext(
b64encode(self.s + "A"*8 + "B"*32)),
("A"*8, "B"*32))
self.assertRaises(Exception, self.k._parseCiphertext,
b64encode("A"*8 + "B"*16))
self.assertRaises(Exception, self.k._parseCiphertext,
"Salted_" + "A"*8 + "B"*16)
# Bad salt padding ("Salted__")
self.assertRaises(Exception, self.k._parseCiphertext,
b64encode(self.s + "A"*7 + "B"*16))
# Bad salt
self.assertRaises(Exception, self.k._parseCiphertext,
b64encode(self.s + "A"*8 + "B"*15))
self.assertRaises(Exception, self.k._parseCiphertext,
b64encode(self.s + "A"*8 + "B"*33))
# Bad padding
def testRandom(self):
self.assertEqual(len(self.k._randomBytes(100)), 100)
self.assertRaises(Exception, self.k._randomBytes, 0)
self.assertRaises(Exception, self.k._randomBytes, -1)
def testGenerateRandomBytes(self):
self.assertEqual(len(self.k.generateRandomBytes(100)), 100)
# FIXME no way to differentiate this raising an exception and
# _randomBytes, atm
self.assertRaises(Exception, self.k.generateRandomBytes, 0)
self.assertRaises(Exception, self.k.generateRandomBytes, -1)
def testSalt(self):
self.assertEqual(len(self.k._generateSalt()), 8)
