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#
# Test script for Crypto.Util.randpool.
#
__revision__ = "$Id: test_hashes.py,v 1.4 2004/08/13 22:23:12 akuchling Exp $"
import time, string, binascii
from sancho.unittest import TestScenario, parse_args, run_scenarios
from Crypto.Hash import *
import testdata
tested_modules = [ "Crypto.Hash.MD2", "Crypto.Hash.MD4", "Crypto.Hash.MD5",
"Crypto.Hash.RIPEMD", "Crypto.Hash.SHA", "Crypto.Hash.SHA256"]
class HashTest (TestScenario):
def setup (self):
teststr='1' # Build 128K of test data
for i in xrange(0, 17):
teststr=teststr+teststr
self.str_128k = teststr
def shutdown (self):
del self.str_128k
def compare(self, hash_mod, strg, hex_result):
result = binascii.a2b_hex(hex_result)
obj = hash_mod.new(strg)
s1 = obj.digest()
# Check that the right hash result is produced
self.test_val('s1', result)
# Check that .hexdigest() produces the same output
self.test_val('obj.hexdigest()', hex_result)
# Test second hashing, and copying of a hashing object
self.test_val('obj.digest()', result)
self.test_val('obj.copy().digest()', result)
def run_test_suite (self, hash_mod, test_vectors):
for text, digest in test_vectors:
self.compare(hash_mod, text, digest)
def benchmark (self, hash_mod):
obj = hash_mod.new()
start=time.time()
s=obj.update(self.str_128k)
end=time.time()
delta = end-start
print hash_mod.__name__, ':',
if delta == 0:
print 'Unable to measure time -- elapsed time too small'
else:
print '%.2f K/sec' % (128/(end-start))
def check_md2 (self):
"MD2 module"
self.run_test_suite(MD2, testdata.md2)
self.benchmark(MD2)
def check_md4 (self):
"MD4 module"
self.run_test_suite(MD4, testdata.md4)
self.benchmark(MD4)
def check_md5 (self):
"MD5 module"
self.run_test_suite(MD5, testdata.md5)
self.benchmark(MD5)
def check_ripemd (self):
"RIPEMD module"
self.run_test_suite(RIPEMD, testdata.ripemd)
self.benchmark(RIPEMD)
def check_sha (self):
"SHA module"
self.run_test_suite(SHA, testdata.sha)
self.benchmark(SHA)
def check_sha256 (self):
"SHA256 module"
self.run_test_suite(SHA256,testdata.sha256)
self.benchmark(SHA256)
# class HashTest
if __name__ == "__main__":
(scenarios, options) = parse_args()
run_scenarios(scenarios, options)
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