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"""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
"""
from pypy.module.test_lib_pypy.support import import_lib_pypy
class AppTestSHA:
spaceconfig = dict(usemodules=('struct',))
def setup_class(cls):
cls.w__sha = import_lib_pypy(cls.space, '_sha1')
def w_check(self, data, digest):
computed = self._sha.sha1(data).hexdigest()
assert computed == digest
def test_case_1(self):
self.check(b"abc",
"a9993e364706816aba3e25717850c26c9cd0d89d")
def test_case_2(self):
self.check(b"abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq",
"84983e441c3bd26ebaae4aa1f95129e5e54670f1")
def disabled_too_slow_test_case_3(self):
self.check(b"a" * 1000000,
"34aa973cd4c4daa4f61eeb2bdbad27316534016f")
def test_attributes(self):
_sha = self._sha
assert _sha.digest_size == 20
assert _sha.digestsize == 20
assert _sha.blocksize == 1
assert _sha.sha1().digest_size == 20
assert _sha.sha1().digestsize == 20
assert _sha.sha1().block_size == 64
assert _sha.sha().name == 'sha'
assert _sha.sha1().name == 'sha1'
class AppTestSHA256:
spaceconfig = dict(usemodules=('struct',))
def setup_class(cls):
cls.w__sha256 = import_lib_pypy(cls.space, '_sha256')
def test_attributes(self):
_sha256 = self._sha256
assert _sha256.sha224().name == 'sha224'
assert _sha256.sha256().name == 'sha256'
class AppTestSHA512:
spaceconfig = dict(usemodules=('struct',))
def setup_class(cls):
cls.w__sha512 = import_lib_pypy(cls.space, '_sha512')
def test_attributes(self):
_sha512 = self._sha512
assert _sha512.sha384().name == 'sha384'
assert _sha512.sha512().name == 'sha512'
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