def sign(self, data):
"""Signs some data which can be verified later by others using
the public key.
:param data: The message to sign.
:type data: ``bytes``
:returns: A signature compliant with BIP-62.
:rtype: ``bytes``
"""
return make_compliant_sig(self._pk.sign(data, ECDSA_SHA256))
def test_r_greater_than_or_equal_to_128(self):
# (r = 128, s = 32)
signature = b'0\x07\x02\x02\x00\x80\x02\x01 '
assert b'0\x07\x02\x02\x00\x80\x02\x01 ' == make_compliant_sig(
signature)
def test_s_greater_than_or_equal_to_128(self):
# (r = 32, s = 128)
signature = b'0\x07\x02\x01 \x02\x02\x00\x80'
assert b'0\x07\x02\x01 \x02\x02\x00\x80' == make_compliant_sig(
signature)
def test_normal(self):
# (r = 32, s = 32)
signature = b'0\x06\x02\x01 \x02\x01 '
assert signature == make_compliant_sig(signature)
