text: #!/usr/bin/env python3
  # Copyright (c) 2015-2019 The Bitcoin Core developers
  # Distributed under the MIT software license, see the accompanying
  # file COPYING or http://www.opensource.org/licenses/mit-license.php.
  """Test transaction signing using the signrawtransaction* RPCs."""
  
  from test_framework.test_framework import BitcoinTestFramework
  from test_framework.util import assert_equal, assert_raises_rpc_error, hex_str_to_bytes
  from test_framework.messages import sha256
  from test_framework.script import CScript, OP_0
  
  from decimal import Decimal
  
  class SignRawTransactionsTest(BitcoinTestFramework):
      def set_test_params(self):
          self.setup_clean_chain = True
          self.num_nodes = 2
  
      def skip_test_if_missing_module(self):
          self.skip_if_no_wallet()
  
      def successful_signing_test(self):
          """Create and sign a valid raw transaction with one input.
  
          Expected results:
  
          1) The transaction has a complete set of signatures
          2) No script verification error occurred"""
          privKeys = ['cUeKHd5orzT3mz8P9pxyREHfsWtVfgsfDjiZZBcjUBAaGk1BTj7N', 'cVKpPfVKSJxKqVpE9awvXNWuLHCa5j5tiE7K6zbUSptFpTEtiFrA']
  
          inputs = [
              # Valid pay-to-pubkey scripts
              {'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 0,
               'scriptPubKey': '76a91460baa0f494b38ce3c940dea67f3804dc52d1fb9488ac'},
              {'txid': '83a4f6a6b73660e13ee6cb3c6063fa3759c50c9b7521d0536022961898f4fb02', 'vout': 0,
               'scriptPubKey': '76a914669b857c03a5ed269d5d85a1ffac9ed5d663072788ac'},
          ]
  
          outputs = {'mpLQjfK79b7CCV4VMJWEWAj5Mpx8Up5zxB': 0.1}
  
          rawTx = self.nodes[0].createrawtransaction(inputs, outputs)
          rawTxSigned = self.nodes[0].signrawtransactionwithkey(rawTx, privKeys, inputs)
  
          # 1) The transaction has a complete set of signatures
          assert rawTxSigned['complete']
  
          # 2) No script verification error occurred
          assert 'errors' not in rawTxSigned
  
          # Perform the same test on signrawtransaction
          rawTxSigned2 = self.nodes[0].signrawtransaction(rawTx, inputs, privKeys)
          assert_equal(rawTxSigned, rawTxSigned2)
  
      def test_with_lock_outputs(self):
          """Test correct error reporting when trying to sign a locked output"""
          self.nodes[0].encryptwallet("password")
          self.restart_node(0)
          rawTx = '020000000156b958f78e3f24e0b2f4e4db1255426b0902027cb37e3ddadb52e37c3557dddb0000000000ffffffff01c0a6b929010000001600149a2ee8c77140a053f36018ac8124a6ececc1668a00000000'
  
          assert_raises_rpc_error(-13, "Please enter the wallet passphrase with walletpassphrase first", self.nodes[0].signrawtransactionwithwallet, rawTx)
  
      def script_verification_error_test(self):
          """Create and sign a raw transaction with valid (vin 0), invalid (vin 1) and one missing (vin 2) input script.
  
          Expected results:
  
          3) The transaction has no complete set of signatures
          4) Two script verification errors occurred
          5) Script verification errors have certain properties ("txid", "vout", "scriptSig", "sequence", "error")
          6) The verification errors refer to the invalid (vin 1) and missing input (vin 2)"""
          privKeys = ['cUeKHd5orzT3mz8P9pxyREHfsWtVfgsfDjiZZBcjUBAaGk1BTj7N']
  
          inputs = [
              # Valid pay-to-pubkey script
              {'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 0},
              # Invalid script
              {'txid': '5b8673686910442c644b1f4993d8f7753c7c8fcb5c87ee40d56eaeef25204547', 'vout': 7},
              # Missing scriptPubKey
              {'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 1},
          ]
  
          scripts = [
              # Valid pay-to-pubkey script
              {'txid': '9b907ef1e3c26fc71fe4a4b3580bc75264112f95050014157059c736f0202e71', 'vout': 0,
               'scriptPubKey': '76a91460baa0f494b38ce3c940dea67f3804dc52d1fb9488ac'},
              # Invalid script
              {'txid': '5b8673686910442c644b1f4993d8f7753c7c8fcb5c87ee40d56eaeef25204547', 'vout': 7,
               'scriptPubKey': 'badbadbadbad'}
          ]
  
          outputs = {'mpLQjfK79b7CCV4VMJWEWAj5Mpx8Up5zxB': 0.1}
  
          rawTx = self.nodes[0].createrawtransaction(inputs, outputs)
  
          # Make sure decoderawtransaction is at least marginally sane
          decodedRawTx = self.nodes[0].decoderawtransaction(rawTx)
          for i, inp in enumerate(inputs):
              assert_equal(decodedRawTx["vin"][i]["txid"], inp["txid"])
              assert_equal(decodedRawTx["vin"][i]["vout"], inp["vout"])
  
          # Make sure decoderawtransaction throws if there is extra data
          assert_raises_rpc_error(-22, "TX decode failed", self.nodes[0].decoderawtransaction, rawTx + "00")
  
          rawTxSigned = self.nodes[0].signrawtransactionwithkey(rawTx, privKeys, scripts)
  
          # 3) The transaction has no complete set of signatures
          assert not rawTxSigned['complete']
  
          # 4) Two script verification errors occurred
          assert 'errors' in rawTxSigned
          assert_equal(len(rawTxSigned['errors']), 2)
  
          # 5) Script verification errors have certain properties
          assert 'txid' in rawTxSigned['errors'][0]
          assert 'vout' in rawTxSigned['errors'][0]
          assert 'witness' in rawTxSigned['errors'][0]
          assert 'scriptSig' in rawTxSigned['errors'][0]
          assert 'sequence' in rawTxSigned['errors'][0]
          assert 'error' in rawTxSigned['errors'][0]
  
          # 6) The verification errors refer to the invalid (vin 1) and missing input (vin 2)
          assert_equal(rawTxSigned['errors'][0]['txid'], inputs[1]['txid'])
          assert_equal(rawTxSigned['errors'][0]['vout'], inputs[1]['vout'])
          assert_equal(rawTxSigned['errors'][1]['txid'], inputs[2]['txid'])
          assert_equal(rawTxSigned['errors'][1]['vout'], inputs[2]['vout'])
          assert not rawTxSigned['errors'][0]['witness']
  
          # Perform same test with signrawtransaction
          rawTxSigned2 = self.nodes[0].signrawtransaction(rawTx, scripts, privKeys)
          assert_equal(rawTxSigned, rawTxSigned2)
  
          # Now test signing failure for transaction with input witnesses
          p2wpkh_raw_tx = "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"
  
          rawTxSigned = self.nodes[0].signrawtransactionwithwallet(p2wpkh_raw_tx)
  
          # 7) The transaction has no complete set of signatures
          assert not rawTxSigned['complete']
  
          # 8) Two script verification errors occurred
          assert 'errors' in rawTxSigned
          assert_equal(len(rawTxSigned['errors']), 2)
  
          # 9) Script verification errors have certain properties
          assert 'txid' in rawTxSigned['errors'][0]
          assert 'vout' in rawTxSigned['errors'][0]
          assert 'witness' in rawTxSigned['errors'][0]
          assert 'scriptSig' in rawTxSigned['errors'][0]
          assert 'sequence' in rawTxSigned['errors'][0]
          assert 'error' in rawTxSigned['errors'][0]
  
          # Non-empty witness checked here
          assert_equal(rawTxSigned['errors'][1]['witness'], ["304402203609e17b84f6a7d30c80bfa610b5b4542f32a8a0d5447a12fb1366d7f01cc44a0220573a954c4518331561406f90300e8f3358f51928d43c212a8caed02de67eebee01", "025476c2e83188368da1ff3e292e7acafcdb3566bb0ad253f62fc70f07aeee6357"])
          assert not rawTxSigned['errors'][0]['witness']
  
  <<<<<<< HEAD
          # Perform same test with signrawtransaction
          rawTxSigned2 = self.nodes[0].signrawtransaction(p2wpkh_raw_tx)
          assert_equal(rawTxSigned, rawTxSigned2)
  =======
      def witness_script_test(self):
          # Now test signing transaction to P2SH-P2WSH addresses without wallet
          # Create a new P2SH-P2WSH 1-of-1 multisig address:
          embedded_address = self.nodes[1].getaddressinfo(self.nodes[1].getnewaddress())
          embedded_privkey = self.nodes[1].dumpprivkey(embedded_address["address"])
          p2sh_p2wsh_address = self.nodes[1].addmultisigaddress(1, [embedded_address["pubkey"]], "", "p2sh-segwit")
          # send transaction to P2SH-P2WSH 1-of-1 multisig address
          self.nodes[0].generate(101)
          self.nodes[0].sendtoaddress(p2sh_p2wsh_address["address"], 49.999)
          self.nodes[0].generate(1)
          self.sync_all()
          # Find the UTXO for the transaction node[1] should have received, check witnessScript matches
          unspent_output = self.nodes[1].listunspent(0, 999999, [p2sh_p2wsh_address["address"]])[0]
          assert_equal(unspent_output["witnessScript"], p2sh_p2wsh_address["redeemScript"])
          p2sh_redeemScript = CScript([OP_0, sha256(hex_str_to_bytes(p2sh_p2wsh_address["redeemScript"]))])
          assert_equal(unspent_output["redeemScript"], p2sh_redeemScript.hex())
          # Now create and sign a transaction spending that output on node[0], which doesn't know the scripts or keys
          spending_tx = self.nodes[0].createrawtransaction([unspent_output], {self.nodes[1].getnewaddress(): Decimal("49.998")})
          spending_tx_signed = self.nodes[0].signrawtransactionwithkey(spending_tx, [embedded_privkey], [unspent_output])
          # Check the signing completed successfully
          assert 'complete' in spending_tx_signed
          assert_equal(spending_tx_signed['complete'], True)
  >>>>>>> upstream/0.18
  
      def run_test(self):
          self.successful_signing_test()
          self.script_verification_error_test()
          self.witness_script_test()
          self.test_with_lock_outputs()
  
  
  if __name__ == '__main__':
      SignRawTransactionsTest().main()
  