def test_hkdf_from_rfc5869_case_7(self):
hashmod = hashlib.sha1
ikm = "\x0c" * 22
salt = None
info = ""
L = 42
PRK = HKDF_extract(salt, ikm, hashmod)
OKM = HKDF_expand(PRK, info, L, hashmod)
self.assertEquals(PRK.encode("hex"),
"2adccada18779e7c2077ad2eb19d3f3e731385dd")
self.assertEquals(OKM.encode("hex"),
"2c91117204d745f3500d636a62f64f0a"\
"b3bae548aa53d423b0d1f27ebba6f5e5"\
"673a081d70cce7acfc48")
def test_hkdf_from_rfc5869_case_7(self):
hashmod = hashlib.sha1
ikm = "\x0c" * 22
salt = None
info = ""
L = 42
PRK = HKDF_extract(salt, ikm, hashmod)
OKM = HKDF_expand(PRK, info, L, hashmod)
self.assertEquals(PRK.encode("hex"),
"2adccada18779e7c2077ad2eb19d3f3e731385dd")
self.assertEquals(OKM.encode("hex"),
"2c91117204d745f3500d636a62f64f0a"\
"b3bae548aa53d423b0d1f27ebba6f5e5"\
"673a081d70cce7acfc48")
def test_hkdf_from_rfc5869_case_1(self):
hashmod = hashlib.sha256
ikm = "\x0b" * 22
salt = "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c"
info = "\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9"
L = 42
PRK = HKDF_extract(salt, ikm, hashmod)
OKM = HKDF_expand(PRK, info, L, hashmod)
self.assertEquals(PRK.encode("hex"),
"077709362c2e32df0ddc3f0dc47bba6390b6c7"\
"3bb50f9c3122ec844ad7c2b3e5")
self.assertEquals(OKM.encode("hex"),
"3cb25f25faacd57a90434f64d0362f2a"\
"2d2d0a90cf1a5a4c5db02d56ecc4c5bf"\
"34007208d5b887185865")
def test_hkdf_from_rfc5869_case_1(self):
hashmod = hashlib.sha256
ikm = "\x0b" * 22
salt = "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c"
info = "\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9"
L = 42
PRK = HKDF_extract(salt, ikm, hashmod)
OKM = HKDF_expand(PRK, info, L, hashmod)
self.assertEquals(PRK.encode("hex"),
"077709362c2e32df0ddc3f0dc47bba6390b6c7"\
"3bb50f9c3122ec844ad7c2b3e5")
self.assertEquals(OKM.encode("hex"),
"3cb25f25faacd57a90434f64d0362f2a"\
"2d2d0a90cf1a5a4c5db02d56ecc4c5bf"\
"34007208d5b887185865")
