def test_signature_recoverable(self):
private_key = PrivateKey(PRIVATE_KEY_BYTES)
assert (private_key.public_key.format() == PublicKey(
recover(
MESSAGE,
deserialize_recoverable(
private_key.sign_recoverable(MESSAGE)))).format())
def test_signature_correct(self):
private_key = PrivateKey()
public_key = private_key.public_key
message = urandom(200)
signature = private_key.sign(message, schnorr=False)
assert verify_signature(signature, message,
public_key.format(compressed=True))
assert verify_signature(signature, message,
public_key.format(compressed=False))
def test_ecdh(self):
a = PrivateKey()
b = PrivateKey()
assert a.ecdh(b.public_key.format()) == b.ecdh(a.public_key.format())
def test_from_der(self):
assert PrivateKey.from_der(PRIVATE_KEY_DER).secret == PRIVATE_KEY_BYTES
def test_from_pem(self):
assert PrivateKey.from_pem(PRIVATE_KEY_PEM).secret == PRIVATE_KEY_BYTES
def test_from_int(self):
assert PrivateKey.from_int(PRIVATE_KEY_NUM).secret == PRIVATE_KEY_BYTES
def test_from_hex(self):
assert PrivateKey.from_hex(PRIVATE_KEY_HEX).secret == PRIVATE_KEY_BYTES
def test_to_der(self):
assert PrivateKey(PRIVATE_KEY_BYTES).to_der() == PRIVATE_KEY_DER
def test_multiply_update(self):
private_key = PrivateKey(b'\x05')
new_private_key = private_key.multiply(b'\x05', update=True)
assert new_private_key.to_int() == 25
assert private_key is new_private_key
def test_to_int(self):
assert PrivateKey(PRIVATE_KEY_BYTES).to_int() == PRIVATE_KEY_NUM
def test_to_hex(self):
assert PrivateKey(PRIVATE_KEY_BYTES).to_hex() == PRIVATE_KEY_HEX
def test_signature_invalid_hasher(self):
with pytest.raises(ValueError):
PrivateKey().sign(MESSAGE,
lambda x: sha512(x).digest(),
schnorr=False)
def test_signature_deterministic(self):
assert PrivateKey(PRIVATE_KEY_BYTES).sign(
MESSAGE, schnorr=False) == SIGNATURE_DER
def test_public_key(self):
assert PrivateKey(
PRIVATE_KEY_BYTES).public_key.format() == PUBLIC_KEY_COMPRESSED
def test_add(self):
assert PrivateKey(b'\x01').add(b'\x09').to_int() == 10
def test_to_pem(self):
assert PrivateKey(PRIVATE_KEY_BYTES).to_pem() == PRIVATE_KEY_PEM
def test_add_update(self):
private_key = PrivateKey(b'\x01')
new_private_key = private_key.add(b'\x09', update=True)
assert new_private_key.to_int() == 10
assert private_key is new_private_key
def test_multiply(self):
assert PrivateKey(b'\x05').multiply(b'\x05').to_int() == 25