Lib/test/test_sha.py

   1 # Testing sha module (NIST's Secure Hash Algorithm)
   2
   3 import sha
   4
   5 # use the three examples from Federal Information Processing Standards
   6 # Publication 180-1, Secure Hash Standard,  1995 April 17
   7 # http://www.itl.nist.gov/div897/pubs/fip180-1.htm
   8
   9 s = [''] * 3
  10 d = [''] * 3
  11
  12 s[0] = 'abc'
  13 d[0] = 'a9993e364706816aba3e25717850c26c9cd0d89d'
  14
  15 s[1] = 'abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq'
  16 d[1] = '84983e441c3bd26ebaae4aa1f95129e5e54670f1'
  17
  18 s[2] = 'a' * 1000000
  19 d[2] = '34aa973cd4c4daa4f61eeb2bdbad27316534016f'
  20
  21 for i in range(3):
  22     test = sha.new(s[i]).hexdigest()
  23     if test == d[i]:
  24         print "test %d ok" % i
  25     else:
  26         print "test %d failed" % i
  27         print "expected", d[i]
  28         print "computed", test