def test_sequence(self):
coin_settings = {
'rpcport': 0,
'rpcauth': 'none',
'blocks_confirmed': 1,
'conf_target': 1
}
ci = BTCInterface(coin_settings, 'regtest')
time_val = 48 * 60 * 60
encoded = ci.getExpectedSequence(SEQUENCE_LOCK_TIME, time_val)
decoded = ci.decodeSequence(encoded)
assert (decoded >= time_val)
assert (decoded <= time_val + 512)
time_val = 24 * 60
encoded = ci.getExpectedSequence(SEQUENCE_LOCK_TIME, time_val)
decoded = ci.decodeSequence(encoded)
assert (decoded >= time_val)
assert (decoded <= time_val + 512)
blocks_val = 123
encoded = ci.getExpectedSequence(SEQUENCE_LOCK_BLOCKS, blocks_val)
decoded = ci.decodeSequence(encoded)
assert (decoded == blocks_val)
def test_ecdsa_otves(self):
coin_settings = {
'rpcport': 0,
'rpcauth': 'none',
'blocks_confirmed': 1,
'conf_target': 1
}
ci = BTCInterface(coin_settings, 'regtest')
vk_sign = i2b(ci.getNewSecretKey())
vk_encrypt = i2b(ci.getNewSecretKey())
pk_sign = ci.getPubkey(vk_sign)
pk_encrypt = ci.getPubkey(vk_encrypt)
sign_hash = secrets.token_bytes(32)
cipher_text = ecdsaotves_enc_sign(vk_sign, pk_encrypt, sign_hash)
assert (ecdsaotves_enc_verify(pk_sign, pk_encrypt, sign_hash,
cipher_text))
sig = ecdsaotves_dec_sig(vk_encrypt, cipher_text)
assert (ci.verifySig(pk_sign, sign_hash, sig))
recovered_key = ecdsaotves_rec_enc_key(pk_encrypt, cipher_text, sig)
assert (vk_encrypt == recovered_key)
def test_sign_compact(self):
coin_settings = {'rpcport': 0, 'rpcauth': 'none', 'blocks_confirmed': 1, 'conf_target': 1}
ci = BTCInterface(coin_settings, 'regtest')
vk = i2b(ci.getNewSecretKey())
pk = ci.getPubkey(vk)
sig = ci.signCompact(vk, 'test signing message')
assert(len(sig) == 64)
ci.verifyCompact(pk, 'test signing message', sig)
def test_sign(self):
coin_settings = {'rpcport': 0, 'rpcauth': 'none', 'blocks_confirmed': 1, 'conf_target': 1}
ci = BTCInterface(coin_settings, 'regtest')
vk = i2b(ci.getNewSecretKey())
pk = ci.getPubkey(vk)
message = 'test signing message'
message_hash = hashlib.sha256(bytes(message, 'utf-8')).digest()
eck = PrivateKey(vk)
sig = eck.sign(message.encode('utf-8'))
ci.verifySig(pk, message_hash, sig)