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test/functional/txn_doublespend.py
| Show All 14 Lines | class TxnMallTest(BitcoinTestFramework): | ||||
| def add_options(self, parser): | def add_options(self, parser): | ||||
| parser.add_argument("--mineblock", dest="mine_block", default=False, action="store_true", | parser.add_argument("--mineblock", dest="mine_block", default=False, action="store_true", | ||||
| help="Test double-spend of 1-confirmed transaction") | help="Test double-spend of 1-confirmed transaction") | ||||
| def setup_network(self): | def setup_network(self): | ||||
| # Start with split network: | # Start with split network: | ||||
| super().setup_network() | super().setup_network() | ||||
| disconnect_nodes(self.nodes[1], 2) | disconnect_nodes(self.nodes[1], self.nodes[2]) | ||||
| disconnect_nodes(self.nodes[2], 1) | disconnect_nodes(self.nodes[2], self.nodes[1]) | ||||
| def run_test(self): | def run_test(self): | ||||
| # All nodes should start with 1,250 BTC: | # All nodes should start with 1,250 BTC: | ||||
| starting_balance = 1250 | starting_balance = 1250 | ||||
| for i in range(4): | for i in range(4): | ||||
| assert_equal(self.nodes[i].getbalance(), starting_balance) | assert_equal(self.nodes[i].getbalance(), starting_balance) | ||||
| # bug workaround, coins generated assigned to first getnewaddress! | # bug workaround, coins generated assigned to first getnewaddress! | ||||
| self.nodes[i].getnewaddress("") | self.nodes[i].getnewaddress("") | ||||
| ▲ Show 20 Lines • Show All 71 Lines • ▼ Show 20 Lines | def run_test(self): | ||||
| # Now give doublespend and its parents to miner: | # Now give doublespend and its parents to miner: | ||||
| self.nodes[2].sendrawtransaction(fund_foo_tx["hex"]) | self.nodes[2].sendrawtransaction(fund_foo_tx["hex"]) | ||||
| self.nodes[2].sendrawtransaction(fund_bar_tx["hex"]) | self.nodes[2].sendrawtransaction(fund_bar_tx["hex"]) | ||||
| doublespend_txid = self.nodes[2].sendrawtransaction(doublespend["hex"]) | doublespend_txid = self.nodes[2].sendrawtransaction(doublespend["hex"]) | ||||
| # ... mine a block... | # ... mine a block... | ||||
| self.nodes[2].generate(1) | self.nodes[2].generate(1) | ||||
| # Reconnect the split network, and sync chain: | # Reconnect the split network, and sync chain: | ||||
| connect_nodes(self.nodes[1], 2) | connect_nodes(self.nodes[1], self.nodes[2]) | ||||
| self.nodes[2].generate(1) # Mine another block to make sure we sync | self.nodes[2].generate(1) # Mine another block to make sure we sync | ||||
| sync_blocks(self.nodes) | sync_blocks(self.nodes) | ||||
| assert_equal(self.nodes[0].gettransaction( | assert_equal(self.nodes[0].gettransaction( | ||||
| doublespend_txid)["confirmations"], 2) | doublespend_txid)["confirmations"], 2) | ||||
| # Re-fetch transaction info: | # Re-fetch transaction info: | ||||
| tx1 = self.nodes[0].gettransaction(txid1) | tx1 = self.nodes[0].gettransaction(txid1) | ||||
| tx2 = self.nodes[0].gettransaction(txid2) | tx2 = self.nodes[0].gettransaction(txid2) | ||||
| Show All 32 Lines | |||||