def test_multisig_one_at_a_time(self): M = 3 N = 3 keys = [Key(secret_exponent=i) for i in range(1, N + 2)] tx_in = TxIn.coinbase_tx_in(script=b'') script = ScriptMultisig(m=M, sec_keys=[key.sec() for key in keys[:N]]).script() tx_out = TxOut(1000000, script) tx1 = Tx(version=1, txs_in=[tx_in], txs_out=[tx_out]) tx2 = tx_utils.create_tx(tx1.tx_outs_as_spendable(), [keys[-1].address()]) ids = [ "403e5bfc59e097bb197bf77a692d158dd3a4f7affb4a1fa41072dafe7bec7058", "5931d9995e83721243dca24772d7012afcd4378996a8b953c458175f15a544db", "9bb4421088190bbbb5b42a9eaa9baed7ec7574a407c25f71992ba56ca43d9c44", "03a1dc2a63f93a5cf5a7cb668658eb3fc2eda88c06dc287b85ba3e6aff751771" ] for i in range(1, N + 1): self.assertEqual(tx2.bad_signature_count(), 1) self.assertEqual(tx2.id(), ids[i - 1]) hash160_lookup = build_hash160_lookup(key.secret_exponent() for key in keys[i - 1:i]) tx2.sign(hash160_lookup=hash160_lookup) self.assertEqual(tx2.id(), ids[i]) self.assertEqual( sorted(who_signed.who_signed_tx(tx2, 0)), sorted(((key.address(), SIGHASH_ALL) for key in keys[:i]))) self.assertEqual(tx2.bad_signature_count(), 0)
def multisig_M_of_N(self, M, N, unsigned_id, signed_id): keys = [Key(secret_exponent=i) for i in range(1, N+2)] tx_in = TxIn.coinbase_tx_in(script=b'') script = ScriptMultisig(m=M, sec_keys=[key.sec() for key in keys[:N]]).script() tx_out = TxOut(1000000, script) tx1 = Tx(version=1, txs_in=[tx_in], txs_out=[tx_out]) tx2 = tx_utils.create_tx(tx1.tx_outs_as_spendable(), [keys[-1].address()]) self.assertEqual(tx2.id(), unsigned_id) self.assertEqual(tx2.bad_signature_count(), 1) hash160_lookup = build_hash160_lookup(key.secret_exponent() for key in keys) tx2.sign(hash160_lookup=hash160_lookup) self.assertEqual(tx2.id(), signed_id) self.assertEqual(tx2.bad_signature_count(), 0) self.assertEqual(sorted(who_signed.who_signed_tx(tx2, 0)), sorted(((key.address(), SIGHASH_ALL) for key in keys[:M])))
def test_multisig_one_at_a_time(self): M = 3 N = 3 keys = [Key(secret_exponent=i) for i in range(1, N+2)] tx_in = TxIn.coinbase_tx_in(script=b'') script = ScriptMultisig(m=M, sec_keys=[key.sec() for key in keys[:N]]).script() tx_out = TxOut(1000000, script) tx1 = Tx(version=1, txs_in=[tx_in], txs_out=[tx_out]) tx2 = tx_utils.create_tx(tx1.tx_outs_as_spendable(), [keys[-1].address()]) ids = ["403e5bfc59e097bb197bf77a692d158dd3a4f7affb4a1fa41072dafe7bec7058", "5931d9995e83721243dca24772d7012afcd4378996a8b953c458175f15a544db", "9bb4421088190bbbb5b42a9eaa9baed7ec7574a407c25f71992ba56ca43d9c44", "03a1dc2a63f93a5cf5a7cb668658eb3fc2eda88c06dc287b85ba3e6aff751771"] for i in range(1, N+1): self.assertEqual(tx2.bad_signature_count(), 1) self.assertEqual(tx2.id(), ids[i-1]) hash160_lookup = build_hash160_lookup(key.secret_exponent() for key in keys[i-1:i]) tx2.sign(hash160_lookup=hash160_lookup) self.assertEqual(tx2.id(), ids[i]) self.assertEqual(sorted(who_signed.who_signed_tx(tx2, 0)), sorted(((key.address(), SIGHASH_ALL) for key in keys[:i]))) self.assertEqual(tx2.bad_signature_count(), 0)