def test_codec_identity(self):
# Not zero-destructive
self.assertEqual(codec.hex_decode(codec.hex_encode(ZERO_BYTES)), ZERO_BYTES)
self.assertEqual(codec.hex_decode(codec.hex_encode(RANDOM_BYTES_1024)),
RANDOM_BYTES_1024)
self.assertEqual(codec.hex_decode(codec.hex_encode(RANDOM_BYTES_2048)),
RANDOM_BYTES_2048)
self.assertEqual(
codec.hex_decode(codec.hex_encode(RANDOM_BYTES_4093)),
RANDOM_BYTES_4093)
def test_codec_identity(self):
# Not zero-destructive
self.assertEqual(hex_decode(hex_encode(zero_bytes)), zero_bytes)
self.assertEqual(hex_decode(hex_encode(random_bytes_1024)),
random_bytes_1024)
self.assertEqual(hex_decode(hex_encode(random_bytes_2048)),
random_bytes_2048)
self.assertEqual(
hex_decode(hex_encode(random_bytes_len_4093)),
random_bytes_len_4093)
def sha1_hex_digest(*inputs):
"""
Calculates hexadecimal representation of the SHA-1 digest of a variable
number of inputs.
:param inputs:
A variable number of inputs for which the digest will be calculated.
:returns:
Hexadecimal representation of the SHA-1 digest.
"""
return codec.hex_encode(sha1_digest(*inputs))
def sha1_hex_digest(*inputs):
"""
Calculates hexadecimal representation of the SHA-1 digest of a variable
number of inputs.
:param inputs:
A variable number of inputs for which the digest will be calculated.
:returns:
Hexadecimal representation of the SHA-1 digest.
"""
return hex_encode(sha1_digest(*inputs))
def generate_random_hex_string(length=8, rand_func=generate_random_bytes):
"""
Generates a random ASCII-encoded hexadecimal string of an even length.
:param length:
Length of the string to be returned. Default 32.
The length MUST be a positive even number.
:param rand_func:
Random bytes generator function.
:returns:
A string representation of a randomly-generated hexadecimal string.
"""
#if length % 2 or length <= 0:
if length & 1 or length <= 0:
raise ValueError("This function expects a positive even number "
"length: got length `%r`." % length)
return codec.hex_encode(rand_func(length >> 1))
def generate_random_hex_string(length=8, rand_func=generate_random_bytes):
"""
Generates a random ASCII-encoded hexadecimal string of an even length.
:param length:
Length of the string to be returned. Default 32.
The length MUST be a positive even number.
:param rand_func:
Random bytes generator function.
:returns:
A string representation of a randomly-generated hexadecimal string.
"""
#if length % 2 or length <= 0:
if length & 1 or length <= 0:
raise ValueError("This function expects a positive even number "
"length: got length `%r`." % length)
return codec.hex_encode(rand_func(length >> 1))
def test_value(self): self.assertEqual(md5_hex_digest(*inputs), hex_encode(input_md5_digest))
def test_value(self): self.assertEqual(sha1_hex_digest(*inputs), hex_encode(input_sha1_digest))
def test_value(self):
self.assertEqual(hash.md5_hex_digest(*INPUTS),
codec.hex_encode(INPUT_MD5_DIGEST))
def test_value(self):
self.assertEqual(hash.sha1_hex_digest(*INPUTS),
codec.hex_encode(INPUT_SHA1_DIGEST))
