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test/functional/mempool_accept.py
| #!/usr/bin/env python3 | #!/usr/bin/env python3 | ||||
| # Copyright (c) 2017-2019 The Bitcoin Core developers | # Copyright (c) 2017-2019 The Bitcoin Core developers | ||||
| # Distributed under the MIT software license, see the accompanying | # Distributed under the MIT software license, see the accompanying | ||||
| # file COPYING or http://www.opensource.org/licenses/mit-license.php. | # file COPYING or http://www.opensource.org/licenses/mit-license.php. | ||||
| """Test mempool acceptance of raw transactions.""" | """Test mempool acceptance of raw transactions.""" | ||||
| from decimal import Decimal | |||||
| from test_framework.key import ECKey | from test_framework.key import ECKey | ||||
| from test_framework.messages import ( | from test_framework.messages import ( | ||||
| MAX_BLOCK_BASE_SIZE, | MAX_BLOCK_BASE_SIZE, | ||||
| MAX_MONEY, | MAX_MONEY, | ||||
| XEC, | XEC, | ||||
| COutPoint, | COutPoint, | ||||
| CTransaction, | CTransaction, | ||||
| CTxOut, | CTxOut, | ||||
| ▲ Show 20 Lines • Show All 75 Lines • ▼ Show 20 Lines | def run_test(self): | ||||
| raw_tx_0 = node.signrawtransactionwithwallet(node.createrawtransaction( | raw_tx_0 = node.signrawtransactionwithwallet(node.createrawtransaction( | ||||
| inputs=[{"txid": txid_in_block, "vout": 0, | inputs=[{"txid": txid_in_block, "vout": 0, | ||||
| "sequence": 0xfffffffd}], | "sequence": 0xfffffffd}], | ||||
| outputs=[{node.getnewaddress(): 300000 - fee}], | outputs=[{node.getnewaddress(): 300000 - fee}], | ||||
| ))['hex'] | ))['hex'] | ||||
| tx = FromHex(CTransaction(), raw_tx_0) | tx = FromHex(CTransaction(), raw_tx_0) | ||||
| txid_0 = tx.rehash() | txid_0 = tx.rehash() | ||||
| self.check_mempool_result( | self.check_mempool_result( | ||||
| result_expected=[{'txid': txid_0, 'allowed': True}], | result_expected=[{'txid': txid_0, 'allowed': True, | ||||
| 'size': tx.billable_size(), | |||||
| 'fees': {'base': Decimal(str(fee))}}], | |||||
| rawtxs=[raw_tx_0], | rawtxs=[raw_tx_0], | ||||
| ) | ) | ||||
| self.log.info('A final transaction not in the mempool') | self.log.info('A final transaction not in the mempool') | ||||
| # Pick a random coin(base) to spend | # Pick a random coin(base) to spend | ||||
| coin = coins.pop() | coin = coins.pop() | ||||
| output_amount = 25_000 | |||||
| raw_tx_final = node.signrawtransactionwithwallet(node.createrawtransaction( | raw_tx_final = node.signrawtransactionwithwallet(node.createrawtransaction( | ||||
| inputs=[{'txid': coin['txid'], 'vout': coin['vout'], | inputs=[{'txid': coin['txid'], 'vout': coin['vout'], | ||||
| "sequence": 0xffffffff}], # SEQUENCE_FINAL | "sequence": 0xffffffff}], # SEQUENCE_FINAL | ||||
| outputs=[{node.getnewaddress(): 25000}], | outputs=[{node.getnewaddress(): output_amount}], | ||||
| locktime=node.getblockcount() + 2000, # Can be anything | locktime=node.getblockcount() + 2000, # Can be anything | ||||
| ))['hex'] | ))['hex'] | ||||
| tx = FromHex(CTransaction(), raw_tx_final) | tx = FromHex(CTransaction(), raw_tx_final) | ||||
| fee_expected = int(coin['amount']) - output_amount | |||||
| self.check_mempool_result( | self.check_mempool_result( | ||||
| result_expected=[{'txid': tx.rehash(), 'allowed': True}], | result_expected=[{'txid': tx.rehash(), 'allowed': True, | ||||
| 'size': tx.billable_size(), | |||||
| 'fees': {'base': Decimal(str(fee_expected))}}], | |||||
| rawtxs=[tx.serialize().hex()], | rawtxs=[tx.serialize().hex()], | ||||
| maxfeerate=0, | maxfeerate=0, | ||||
| ) | ) | ||||
| node.sendrawtransaction(hexstring=raw_tx_final, maxfeerate=0) | node.sendrawtransaction(hexstring=raw_tx_final, maxfeerate=0) | ||||
| self.mempool_size += 1 | self.mempool_size += 1 | ||||
| self.log.info('A transaction in the mempool') | self.log.info('A transaction in the mempool') | ||||
| node.sendrawtransaction(hexstring=raw_tx_0) | node.sendrawtransaction(hexstring=raw_tx_0) | ||||
| ▲ Show 20 Lines • Show All 71 Lines • ▼ Show 20 Lines | def run_test(self): | ||||
| self.log.info('Create a signed "reference" tx for later use') | self.log.info('Create a signed "reference" tx for later use') | ||||
| raw_tx_reference = node.signrawtransactionwithwallet(node.createrawtransaction( | raw_tx_reference = node.signrawtransactionwithwallet(node.createrawtransaction( | ||||
| inputs=[{'txid': txid_spend_both, 'vout': 0}], | inputs=[{'txid': txid_spend_both, 'vout': 0}], | ||||
| outputs=[{node.getnewaddress(): 50000}], | outputs=[{node.getnewaddress(): 50000}], | ||||
| ))['hex'] | ))['hex'] | ||||
| tx = FromHex(CTransaction(), raw_tx_reference) | tx = FromHex(CTransaction(), raw_tx_reference) | ||||
| # Reference tx should be valid on itself | # Reference tx should be valid on itself | ||||
| self.check_mempool_result( | self.check_mempool_result( | ||||
| result_expected=[{'txid': tx.rehash(), 'allowed': True}], | result_expected=[{'txid': tx.rehash(), 'allowed': True, | ||||
| 'size': tx.billable_size(), | |||||
| 'fees': {'base': Decimal(100_000 - 50_000)}}], | |||||
| rawtxs=[ToHex(tx)], | rawtxs=[ToHex(tx)], | ||||
| maxfeerate=0, | maxfeerate=0, | ||||
| ) | ) | ||||
| self.log.info('A transaction with no outputs') | self.log.info('A transaction with no outputs') | ||||
| tx = FromHex(CTransaction(), raw_tx_reference) | tx = FromHex(CTransaction(), raw_tx_reference) | ||||
| tx.vout = [] | tx.vout = [] | ||||
| # Skip re-signing the transaction for context independent checks from now on | # Skip re-signing the transaction for context independent checks from now on | ||||
| ▲ Show 20 Lines • Show All 168 Lines • Show Last 20 Lines | |||||