diff --git a/test/functional/rpc_txoutproof.py b/test/functional/rpc_txoutproof.py index 907626506b..3bc770c898 100755 --- a/test/functional/rpc_txoutproof.py +++ b/test/functional/rpc_txoutproof.py @@ -4,47 +4,36 @@ # file COPYING or http://www.opensource.org/licenses/mit-license.php. """Test gettxoutproof and verifytxoutproof RPCs.""" -from decimal import Decimal - from test_framework.blocktools import COINBASE_MATURITY from test_framework.messages import CMerkleBlock, FromHex, ToHex from test_framework.test_framework import BitcoinTestFramework from test_framework.util import assert_equal, assert_raises_rpc_error +from test_framework.wallet import MiniWallet + class MerkleBlockTest(BitcoinTestFramework): def set_test_params(self): - self.num_nodes = 4 + self.num_nodes = 2 self.setup_clean_chain = True # Nodes 0/1 are "wallet" nodes, Nodes 2/3 are used for testing - self.extra_args = [[], [], [], ["-txindex"]] + self.extra_args = [ + [], + ["-txindex"], + ] - def skip_test_if_missing_module(self): - self.skip_if_no_wallet() - - def setup_network(self): - self.setup_nodes() - self.connect_nodes(0, 1) - self.connect_nodes(0, 2) - self.connect_nodes(0, 3) - - self.sync_all() def run_test(self): - self.log.info("Mining blocks...") - self.nodes[0].generate(COINBASE_MATURITY + 5) + miniwallet = MiniWallet(self.nodes[0]) + # Add enough mature utxos to the wallet, so that all txs spend confirmed coins + miniwallet.generate(5) + self.nodes[0].generate(COINBASE_MATURITY) self.sync_all() chain_height = self.nodes[1].getblockcount() - assert_equal(chain_height, 105) - assert_equal(self.nodes[1].getbalance(), 0) - assert_equal(self.nodes[2].getbalance(), 0) + assert_equal(chain_height, 5 + COINBASE_MATURITY) - tx_fee = Decimal('0.00001') - node0utxos = self.nodes[0].listunspent(1) - tx1 = self.nodes[0].createrawtransaction([node0utxos.pop()], {self.nodes[1].getnewaddress(): 500 - tx_fee}) - txid1 = self.nodes[0].sendrawtransaction(self.nodes[0].signrawtransactionwithwallet(tx1)["hex"]) - tx2 = self.nodes[0].createrawtransaction([node0utxos.pop()], {self.nodes[1].getnewaddress(): 500 - tx_fee}) - txid2 = self.nodes[0].sendrawtransaction(self.nodes[0].signrawtransactionwithwallet(tx2)["hex"]) + txid1 = miniwallet.send_self_transfer(from_node=self.nodes[0])['txid'] + txid2 = miniwallet.send_self_transfer(from_node=self.nodes[0])['txid'] # This will raise an exception because the transaction is not yet in a block assert_raises_rpc_error(-5, "Transaction not yet in block", self.nodes[0].gettxoutproof, [txid1]) @@ -57,51 +46,55 @@ class MerkleBlockTest(BitcoinTestFramework): txlist.append(blocktxn[1]) txlist.append(blocktxn[2]) - assert_equal(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid1])), [txid1]) - assert_equal(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid1, txid2])), txlist) - assert_equal(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid1, txid2], blockhash)), txlist) + assert_equal(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid1])), [txid1]) + assert_equal(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid1, txid2])), txlist) + assert_equal(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid1, txid2], blockhash)), txlist) - txin_spent = self.nodes[1].listunspent(1).pop() - tx3 = self.nodes[1].createrawtransaction([txin_spent], {self.nodes[0].getnewaddress(): 500 - tx_fee*2}) - txid3 = self.nodes[0].sendrawtransaction(self.nodes[1].signrawtransactionwithwallet(tx3)["hex"]) + txin_spent = miniwallet.get_utxo() # Get the change from txid2 + tx3 = miniwallet.send_self_transfer(from_node=self.nodes[0], utxo_to_spend=txin_spent) + txid3 = tx3['txid'] self.nodes[0].generate(1) self.sync_all() txid_spent = txin_spent["txid"] - txid_unspent = txid1 if txin_spent["txid"] != txid1 else txid2 + txid_unspent = txid1 # Input was change from txid2, so txid1 should be unspent # Invalid txids - assert_raises_rpc_error(-8, "txid must be of length 64 (not 32, for '00000000000000000000000000000000')", self.nodes[2].gettxoutproof, ["00000000000000000000000000000000"], blockhash) - assert_raises_rpc_error(-8, "txid must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')", self.nodes[2].gettxoutproof, ["ZZZ0000000000000000000000000000000000000000000000000000000000000"], blockhash) + assert_raises_rpc_error(-8, "txid must be of length 64 (not 32, for '00000000000000000000000000000000')", self.nodes[0].gettxoutproof, ["00000000000000000000000000000000"], blockhash) + assert_raises_rpc_error(-8, "txid must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')", self.nodes[0].gettxoutproof, ["ZZZ0000000000000000000000000000000000000000000000000000000000000"], blockhash) # Invalid blockhashes - assert_raises_rpc_error(-8, "blockhash must be of length 64 (not 32, for '00000000000000000000000000000000')", self.nodes[2].gettxoutproof, [txid_spent], "00000000000000000000000000000000") - assert_raises_rpc_error(-8, "blockhash must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')", self.nodes[2].gettxoutproof, [txid_spent], "ZZZ0000000000000000000000000000000000000000000000000000000000000") + assert_raises_rpc_error(-8, "blockhash must be of length 64 (not 32, for '00000000000000000000000000000000')", self.nodes[0].gettxoutproof, [txid_spent], "00000000000000000000000000000000") + assert_raises_rpc_error(-8, "blockhash must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')", self.nodes[0].gettxoutproof, [txid_spent], "ZZZ0000000000000000000000000000000000000000000000000000000000000") # We can't find the block from a fully-spent tx # Doesn't apply to Dash Core - we have txindex always on # assert_raises_rpc_error(-5, "Transaction not yet in block", self.nodes[2].gettxoutproof, [txid_spent]) # We can get the proof if we specify the block - assert_equal(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid_spent], blockhash)), [txid_spent]) + assert_equal(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid_spent], blockhash)), [txid_spent]) # We can't get the proof if we specify a non-existent block - assert_raises_rpc_error(-5, "Block not found", self.nodes[2].gettxoutproof, [txid_spent], "0000000000000000000000000000000000000000000000000000000000000000") + assert_raises_rpc_error(-5, "Block not found", self.nodes[0].gettxoutproof, [txid_spent], "0000000000000000000000000000000000000000000000000000000000000000") # We can get the proof if the transaction is unspent - assert_equal(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid_unspent])), [txid_unspent]) + assert_equal(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid_unspent])), [txid_unspent]) # 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. - assert_equal(sorted(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid1, txid2]))), sorted(txlist)) - assert_equal(sorted(self.nodes[2].verifytxoutproof(self.nodes[2].gettxoutproof([txid2, txid1]))), sorted(txlist)) + assert_equal(sorted(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid1, txid2]))), sorted(txlist)) + assert_equal(sorted(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid2, txid1]))), sorted(txlist)) # We can always get a proof if we have a -txindex - assert_equal(self.nodes[2].verifytxoutproof(self.nodes[3].gettxoutproof([txid_spent])), [txid_spent]) + assert_equal(self.nodes[0].verifytxoutproof(self.nodes[1].gettxoutproof([txid_spent])), [txid_spent]) # We can't get a proof if we specify transactions from different blocks - assert_raises_rpc_error(-5, "Not all transactions found in specified or retrieved block", self.nodes[2].gettxoutproof, [txid1, txid3]) + assert_raises_rpc_error(-5, "Not all transactions found in specified or retrieved block", self.nodes[0].gettxoutproof, [txid1, txid3]) + # Test empty list + assert_raises_rpc_error(-5, "Transaction not yet in block", self.nodes[0].gettxoutproof, []) + # Test duplicate txid + assert_raises_rpc_error(-8, 'Invalid parameter, duplicated txid', self.nodes[0].gettxoutproof, [txid1, txid1]) # Now we'll try tweaking a proof. - proof = self.nodes[3].gettxoutproof([txid1, txid2]) + proof = self.nodes[1].gettxoutproof([txid1, txid2]) assert txid1 in self.nodes[0].verifytxoutproof(proof) assert txid2 in self.nodes[1].verifytxoutproof(proof) tweaked_proof = FromHex(CMerkleBlock(), proof) # Make sure that our serialization/deserialization is working - assert txid1 in self.nodes[2].verifytxoutproof(ToHex(tweaked_proof)) + assert txid1 in self.nodes[0].verifytxoutproof(ToHex(tweaked_proof)) # Check to see if we can go up the merkle tree and pass this off as a # single-transaction block diff --git a/test/functional/test_framework/wallet.py b/test/functional/test_framework/wallet.py index 969290918b..3aa39d81ce 100644 --- a/test/functional/test_framework/wallet.py +++ b/test/functional/test_framework/wallet.py @@ -39,17 +39,21 @@ class MiniWallet: self._utxos.append({'txid': cb_tx['txid'], 'vout': 0, 'value': cb_tx['vout'][0]['value']}) return blocks - def send_self_transfer(self, *, fee_rate, from_node): + def get_utxo(self): + """Return the last utxo. Can be used to get the change output immediately after a send_self_transfer""" + return self._utxos.pop() + + def send_self_transfer(self, *, fee_rate=Decimal("0.003"), from_node, utxo_to_spend=None): """Create and send a tx with the specified fee_rate. Fee may be exact or at most one satoshi higher than needed.""" - self._utxos = sorted(self._utxos, key=lambda k: -k['value']) - largest_utxo = self._utxos.pop() # Pick the largest utxo and hope it covers the fee + self._utxos = sorted(self._utxos, key=lambda k: k['value']) + utxo_to_spend = utxo_to_spend or self._utxos.pop() # Pick the largest utxo (if none provided) and hope it covers the fee vsize = Decimal(85) - send_value = satoshi_round(largest_utxo['value'] - fee_rate * (vsize / 1000)) - fee = largest_utxo['value'] - send_value - assert (send_value > 0) + send_value = satoshi_round(utxo_to_spend['value'] - fee_rate * (vsize / 1000)) + fee = utxo_to_spend['value'] - send_value + assert send_value > 0 tx = CTransaction() - tx.vin = [CTxIn(COutPoint(int(largest_utxo['txid'], 16), largest_utxo['vout']))] + tx.vin = [CTxIn(COutPoint(int(utxo_to_spend['txid'], 16), utxo_to_spend['vout']))] tx.vout = [CTxOut(int(send_value * COIN), self._scriptPubKey)] tx.vin[0].scriptSig = CScript([CScript([OP_TRUE])]) tx_hex = tx.serialize().hex()