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83 lines
4.3 KiB
83 lines
4.3 KiB
#!/usr/bin/env python3 |
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# Copyright (c) 2014-2017 The Bitcoin Core developers |
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# Distributed under the MIT software license, see the accompanying |
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# file COPYING or http://www.opensource.org/licenses/mit-license.php. |
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"""Test gettxoutproof and verifytxoutproof RPCs.""" |
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from test_framework.test_framework import BitcoinTestFramework |
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from test_framework.util import * |
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class MerkleBlockTest(BitcoinTestFramework): |
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def set_test_params(self): |
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self.num_nodes = 4 |
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self.setup_clean_chain = True |
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# Nodes 0/1 are "wallet" nodes, Nodes 2/3 are used for testing |
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self.extra_args = [[], [], [], ["-txindex"]] |
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def setup_network(self): |
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self.setup_nodes() |
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connect_nodes(self.nodes[0], 1) |
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connect_nodes(self.nodes[0], 2) |
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connect_nodes(self.nodes[0], 3) |
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self.sync_all() |
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def run_test(self): |
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self.log.info("Mining blocks...") |
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self.nodes[0].generate(105) |
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self.sync_all() |
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chain_height = self.nodes[1].getblockcount() |
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assert_equal(chain_height, 105) |
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assert_equal(self.nodes[1].getbalance(), 0) |
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assert_equal(self.nodes[2].getbalance(), 0) |
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node0utxos = self.nodes[0].listunspent(1) |
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tx1 = self.nodes[0].createrawtransaction([node0utxos.pop()], {self.nodes[1].getnewaddress(): 49.99}) |
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txid1 = self.nodes[0].sendrawtransaction(self.nodes[0].signrawtransaction(tx1)["hex"]) |
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tx2 = self.nodes[0].createrawtransaction([node0utxos.pop()], {self.nodes[1].getnewaddress(): 49.99}) |
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txid2 = self.nodes[0].sendrawtransaction(self.nodes[0].signrawtransaction(tx2)["hex"]) |
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# This will raise an exception because the transaction is not yet in a block |
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assert_raises_rpc_error(-5, "Transaction not yet in block", self.nodes[0].gettxoutproof, [txid1]) |
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self.nodes[0].generate(1) |
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blockhash = self.nodes[0].getblockhash(chain_height + 1) |
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self.sync_all() |
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txlist = [] |
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blocktxn = self.nodes[0].getblock(blockhash, True)["tx"] |
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txlist.append(blocktxn[1]) |
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txlist.append(blocktxn[2]) |
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assert_equal(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid1])), [txid1]) |
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assert_equal(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid1, txid2])), txlist) |
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assert_equal(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid1, txid2], blockhash)), txlist) |
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txin_spent = self.nodes[1].listunspent(1).pop() |
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tx3 = self.nodes[1].createrawtransaction([txin_spent], {self.nodes[0].getnewaddress(): 49.98}) |
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txid3 = self.nodes[0].sendrawtransaction(self.nodes[1].signrawtransaction(tx3)["hex"]) |
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self.nodes[0].generate(1) |
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self.sync_all() |
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txid_spent = txin_spent["txid"] |
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txid_unspent = txid1 if txin_spent["txid"] != txid1 else txid2 |
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# We can't find the block from a fully-spent tx |
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assert_raises_rpc_error(-5, "Transaction not yet in block", self.nodes[2].gettxoutproof, [txid_spent]) |
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# We can get the proof if we specify the block |
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assert_equal(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid_spent], blockhash)), [txid_spent]) |
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# We can't get the proof if we specify a non-existent block |
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assert_raises_rpc_error(-5, "Block not found", self.nodes[2].gettxoutproof, [txid_spent], "00000000000000000000000000000000") |
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# We can get the proof if the transaction is unspent |
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assert_equal(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid_unspent])), [txid_unspent]) |
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# We can get the proof if we provide a list of transactions and one of them is unspent. The ordering of the list should not matter. |
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assert_equal(sorted(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid1, txid2]))), sorted(txlist)) |
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assert_equal(sorted(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid2, txid1]))), sorted(txlist)) |
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# We can always get a proof if we have a -txindex |
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assert_equal(self.nodes[2].verifytxoutproof(self.nodes[3].gettxoutproof([txid_spent])), [txid_spent]) |
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# We can't get a proof if we specify transactions from different blocks |
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assert_raises_rpc_error(-5, "Not all transactions found in specified or retrieved block", self.nodes[2].gettxoutproof, [txid1, txid3]) |
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if __name__ == '__main__': |
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MerkleBlockTest().main()
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