53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
![]() |
# Testing sha module (NIST's Secure Hash Algorithm)
|
||
|
|
||
|
# 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
|
||
|
|
||
|
import sha
|
||
|
import unittest
|
||
|
from test import test_support
|
||
|
|
||
|
|
||
|
class SHATestCase(unittest.TestCase):
|
||
|
def check(self, data, digest):
|
||
|
# Check digest matches the expected value
|
||
|
obj = sha.new(data)
|
||
|
computed = obj.hexdigest()
|
||
|
self.assert_(computed == digest)
|
||
|
|
||
|
# Verify that the value doesn't change between two consecutive
|
||
|
# digest operations.
|
||
|
computed_again = obj.hexdigest()
|
||
|
self.assert_(computed == computed_again)
|
||
|
|
||
|
# Check hexdigest() output matches digest()'s output
|
||
|
digest = obj.digest()
|
||
|
hexd = ""
|
||
|
for c in digest:
|
||
|
hexd += '%02x' % ord(c)
|
||
|
self.assert_(computed == hexd)
|
||
|
|
||
|
def test_case_1(self):
|
||
|
self.check("abc",
|
||
|
"a9993e364706816aba3e25717850c26c9cd0d89d")
|
||
|
|
||
|
def test_case_2(self):
|
||
|
self.check("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
|
||
|
"84983e441c3bd26ebaae4aa1f95129e5e54670f1")
|
||
|
|
||
|
def test_case_3(self):
|
||
|
self.check("a" * 1000000,
|
||
|
"34aa973cd4c4daa4f61eeb2bdbad27316534016f")
|
||
|
|
||
|
def test_case_4(self):
|
||
|
self.check(chr(0xAA) * 80,
|
||
|
'4ca0ef38f1794b28a8f8ee110ee79d48ce13be25')
|
||
|
|
||
|
def test_main():
|
||
|
test_support.run_unittest(SHATestCase)
|
||
|
|
||
|
|
||
|
if __name__ == "__main__":
|
||
|
test_main()
|