def run_test(self): # Check that there's no UTXO on none of the nodes assert_equal(len(self.nodes[0].listunspent()), 0) assert_equal(len(self.nodes[1].listunspent()), 0) assert_equal(len(self.nodes[2].listunspent()), 0) self.log.info("Mining blocks...") self.nodes[0].generate(1) walletinfo = self.nodes[0].getwalletinfo() assert_equal(walletinfo['immature_balance'], 50) assert_equal(walletinfo['balance'], 0) self.sync_all([self.nodes[0:3]]) self.nodes[1].generate(101) self.sync_all([self.nodes[0:3]]) assert_equal(self.nodes[0].getbalance(), 50) assert_equal(self.nodes[1].getbalance(), 50) assert_equal(self.nodes[2].getbalance(), 0) # Check getbalance with different arguments assert_equal(self.nodes[0].getbalance("*"), 50) assert_equal(self.nodes[0].getbalance("*", 1), 50) assert_equal(self.nodes[0].getbalance("*", 1, True), 50) assert_equal(self.nodes[0].getbalance(minconf=1), 50) # first argument of getbalance must be excluded or set to "*" assert_raises_rpc_error(-32, "dummy first argument must be excluded or set to \"*\"", self.nodes[0].getbalance, "") # Check that only first and second nodes have UTXOs utxos = self.nodes[0].listunspent() assert_equal(len(utxos), 1) assert_equal(len(self.nodes[1].listunspent()), 1) assert_equal(len(self.nodes[2].listunspent()), 0) self.log.info("test gettxout") confirmed_txid, confirmed_index = utxos[0]["txid"], utxos[0]["vout"] # First, outputs that are unspent both in the chain and in the # mempool should appear with or without include_mempool txout = self.nodes[0].gettxout( txid=confirmed_txid, n=confirmed_index, include_mempool=False) assert_equal(txout['value'], 50) txout = self.nodes[0].gettxout( txid=confirmed_txid, n=confirmed_index, include_mempool=True) assert_equal(txout['value'], 50) # Send 21 BCH from 0 to 2 using sendtoaddress call. # Locked memory should use at least 32 bytes to sign each transaction self.log.info("test getmemoryinfo") memory_before = self.nodes[0].getmemoryinfo() self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 11) mempool_txid = self.nodes[0].sendtoaddress( self.nodes[2].getnewaddress(), 10) memory_after = self.nodes[0].getmemoryinfo() assert memory_before['locked']['used'] + \ 64 <= memory_after['locked']['used'] self.log.info("test gettxout (second part)") # utxo spent in mempool should be visible if you exclude mempool # but invisible if you include mempool txout = self.nodes[0].gettxout(confirmed_txid, confirmed_index, False) assert_equal(txout['value'], 50) txout = self.nodes[0].gettxout(confirmed_txid, confirmed_index, True) assert txout is None # new utxo from mempool should be invisible if you exclude mempool # but visible if you include mempool txout = self.nodes[0].gettxout(mempool_txid, 0, False) assert txout is None txout1 = self.nodes[0].gettxout(mempool_txid, 0, True) txout2 = self.nodes[0].gettxout(mempool_txid, 1, True) # note the mempool tx will have randomly assigned indices # but 10 will go to node2 and the rest will go to node0 balance = self.nodes[0].getbalance() assert_equal(set([txout1['value'], txout2['value']]), set([10, balance])) walletinfo = self.nodes[0].getwalletinfo() assert_equal(walletinfo['immature_balance'], 0) # Have node0 mine a block, thus it will collect its own fee. self.nodes[0].generate(1) self.sync_all([self.nodes[0:3]]) # Exercise locking of unspent outputs unspent_0 = self.nodes[2].listunspent()[0] unspent_0 = {"txid": unspent_0["txid"], "vout": unspent_0["vout"]} assert_raises_rpc_error(-8, "Invalid parameter, expected locked output", self.nodes[2].lockunspent, True, [unspent_0]) self.nodes[2].lockunspent(False, [unspent_0]) assert_raises_rpc_error(-8, "Invalid parameter, output already locked", self.nodes[2].lockunspent, False, [unspent_0]) assert_raises_rpc_error(-4, "Insufficient funds", self.nodes[2].sendtoaddress, self.nodes[2].getnewaddress(), 20) assert_equal([unspent_0], self.nodes[2].listlockunspent()) self.nodes[2].lockunspent(True, [unspent_0]) assert_equal(len(self.nodes[2].listlockunspent()), 0) assert_raises_rpc_error(-8, "txid must be of length 64 (not 34, for '0000000000000000000000000000000000')", self.nodes[2].lockunspent, False, [{"txid": "0000000000000000000000000000000000", "vout": 0}]) assert_raises_rpc_error(-8, "txid must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')", self.nodes[2].lockunspent, False, [{"txid": "ZZZ0000000000000000000000000000000000000000000000000000000000000", "vout": 0}]) assert_raises_rpc_error(-8, "Invalid parameter, unknown transaction", self.nodes[2].lockunspent, False, [{"txid": "0000000000000000000000000000000000000000000000000000000000000000", "vout": 0}]) assert_raises_rpc_error(-8, "Invalid parameter, vout index out of bounds", self.nodes[2].lockunspent, False, [{"txid": unspent_0["txid"], "vout": 999}]) # Have node1 generate 100 blocks (so node0 can recover the fee) self.nodes[1].generate(100) self.sync_all([self.nodes[0:3]]) # node0 should end up with 100 btc in block rewards plus fees, but # minus the 21 plus fees sent to node2 assert_equal(self.nodes[0].getbalance(), 100 - 21) assert_equal(self.nodes[2].getbalance(), 21) # Node0 should have two unspent outputs. # Create a couple of transactions to send them to node2, submit them through # node1, and make sure both node0 and node2 pick them up properly: node0utxos = self.nodes[0].listunspent(1) assert_equal(len(node0utxos), 2) # create both transactions txns_to_send = [] for utxo in node0utxos: inputs = [] outputs = {} inputs.append({"txid": utxo["txid"], "vout": utxo["vout"]}) outputs[self.nodes[2].getnewaddress()] = utxo["amount"] - 3 raw_tx = self.nodes[0].createrawtransaction(inputs, outputs) txns_to_send.append( self.nodes[0].signrawtransactionwithwallet(raw_tx)) # Have node 1 (miner) send the transactions self.nodes[1].sendrawtransaction(txns_to_send[0]["hex"], True) self.nodes[1].sendrawtransaction(txns_to_send[1]["hex"], True) # Have node1 mine a block to confirm transactions: self.nodes[1].generate(1) self.sync_all([self.nodes[0:3]]) assert_equal(self.nodes[0].getbalance(), 0) assert_equal(self.nodes[2].getbalance(), 94) # Verify that a spent output cannot be locked anymore spent_0 = {"txid": node0utxos[0]["txid"], "vout": node0utxos[0]["vout"]} assert_raises_rpc_error(-8, "Invalid parameter, expected unspent output", self.nodes[0].lockunspent, False, [spent_0]) # Send 10 BCH normal old_balance = self.nodes[2].getbalance() address = self.nodes[0].getnewaddress("test") fee_per_byte = Decimal('0.001') / 1000 self.nodes[2].settxfee(fee_per_byte * 1000) txid = self.nodes[2].sendtoaddress(address, 10, "", "", False) self.nodes[2].generate(1) self.sync_all([self.nodes[0:3]]) ctx = FromHex(CTransaction(), self.nodes[2].getrawtransaction(txid)) node_2_bal = self.check_fee_amount(self.nodes[2].getbalance(), old_balance - Decimal('10'), fee_per_byte, ctx.billable_size()) assert_equal(self.nodes[0].getbalance(), Decimal('10')) # Send 10 BCH with subtract fee from amount txid = self.nodes[2].sendtoaddress(address, 10, "", "", True) self.nodes[2].generate(1) self.sync_all([self.nodes[0:3]]) node_2_bal -= Decimal('10') assert_equal(self.nodes[2].getbalance(), node_2_bal) node_0_bal = self.check_fee_amount(self.nodes[0].getbalance(), Decimal( '20'), fee_per_byte, count_bytes(self.nodes[2].getrawtransaction(txid))) # Sendmany 10 BCH txid = self.nodes[2].sendmany('', {address: 10}, 0, "", []) self.nodes[2].generate(1) self.sync_all([self.nodes[0:3]]) node_0_bal += Decimal('10') ctx = FromHex(CTransaction(), self.nodes[2].getrawtransaction(txid)) node_2_bal = self.check_fee_amount(self.nodes[2].getbalance( ), node_2_bal - Decimal('10'), fee_per_byte, ctx.billable_size()) assert_equal(self.nodes[0].getbalance(), node_0_bal) # Sendmany 10 BCH with subtract fee from amount txid = self.nodes[2].sendmany('', {address: 10}, 0, "", [address]) self.nodes[2].generate(1) self.sync_all([self.nodes[0:3]]) node_2_bal -= Decimal('10') assert_equal(self.nodes[2].getbalance(), node_2_bal) ctx = FromHex(CTransaction(), self.nodes[2].getrawtransaction(txid)) node_0_bal = self.check_fee_amount(self.nodes[0].getbalance( ), node_0_bal + Decimal('10'), fee_per_byte, ctx.billable_size()) # Test ResendWalletTransactions: # Create a couple of transactions, then start up a fourth # node (nodes[3]) and ask nodes[0] to rebroadcast. # EXPECT: nodes[3] should have those transactions in its mempool. txid1 = self.nodes[0].sendtoaddress(self.nodes[1].getnewaddress(), 1) txid2 = self.nodes[1].sendtoaddress(self.nodes[0].getnewaddress(), 1) sync_mempools(self.nodes[0:2]) self.start_node(3) connect_nodes_bi(self.nodes[0], self.nodes[3]) sync_blocks(self.nodes) relayed = self.nodes[0].resendwallettransactions() assert_equal(set(relayed), {txid1, txid2}) sync_mempools(self.nodes) assert txid1 in self.nodes[3].getrawmempool() # Exercise balance rpcs assert_equal(self.nodes[0].getwalletinfo()["unconfirmed_balance"], 1) assert_equal(self.nodes[0].getunconfirmedbalance(), 1) # check if we can list zero value tx as available coins # 1. create rawtx # 2. hex-changed one output to 0.0 # 3. sign and send # 4. check if recipient (node0) can list the zero value tx usp = self.nodes[1].listunspent() inputs = [{"txid": usp[0]['txid'], "vout":usp[0]['vout']}] outputs = {self.nodes[1].getnewaddress(): 49.998, self.nodes[0].getnewaddress(): 11.11} rawTx = self.nodes[1].createrawtransaction(inputs, outputs).replace( "c0833842", "00000000") # replace 11.11 with 0.0 (int32) decRawTx = self.nodes[1].decoderawtransaction(rawTx) signedRawTx = self.nodes[1].signrawtransactionwithwallet(rawTx) decRawTx = self.nodes[1].decoderawtransaction(signedRawTx['hex']) zeroValueTxid = decRawTx['txid'] self.nodes[1].sendrawtransaction(signedRawTx['hex']) self.sync_all() self.nodes[1].generate(1) # mine a block self.sync_all() # zero value tx must be in listunspents output unspentTxs = self.nodes[0].listunspent() found = False for uTx in unspentTxs: if uTx['txid'] == zeroValueTxid: found = True assert_equal(uTx['amount'], Decimal('0')) assert found # do some -walletbroadcast tests self.stop_nodes() self.start_node(0, ["-walletbroadcast=0"]) self.start_node(1, ["-walletbroadcast=0"]) self.start_node(2, ["-walletbroadcast=0"]) connect_nodes_bi(self.nodes[0], self.nodes[1]) connect_nodes_bi(self.nodes[1], self.nodes[2]) connect_nodes_bi(self.nodes[0], self.nodes[2]) self.sync_all([self.nodes[0:3]]) txIdNotBroadcasted = self.nodes[0].sendtoaddress( self.nodes[2].getnewaddress(), 2) txObjNotBroadcasted = self.nodes[0].gettransaction(txIdNotBroadcasted) self.nodes[1].generate(1) # mine a block, tx should not be in there self.sync_all([self.nodes[0:3]]) # should not be changed because tx was not broadcasted assert_equal(self.nodes[2].getbalance(), node_2_bal) # now broadcast from another node, mine a block, sync, and check the # balance self.nodes[1].sendrawtransaction(txObjNotBroadcasted['hex']) self.nodes[1].generate(1) self.sync_all([self.nodes[0:3]]) node_2_bal += 2 txObjNotBroadcasted = self.nodes[0].gettransaction(txIdNotBroadcasted) assert_equal(self.nodes[2].getbalance(), node_2_bal) # create another tx txIdNotBroadcasted = self.nodes[0].sendtoaddress( self.nodes[2].getnewaddress(), 2) # restart the nodes with -walletbroadcast=1 self.stop_nodes() self.start_node(0) self.start_node(1) self.start_node(2) connect_nodes_bi(self.nodes[0], self.nodes[1]) connect_nodes_bi(self.nodes[1], self.nodes[2]) connect_nodes_bi(self.nodes[0], self.nodes[2]) sync_blocks(self.nodes[0:3]) self.nodes[0].generate(1) sync_blocks(self.nodes[0:3]) node_2_bal += 2 # tx should be added to balance because after restarting the nodes tx # should be broadcasted assert_equal(self.nodes[2].getbalance(), node_2_bal) # send a tx with value in a string (PR#6380 +) txId = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), "2") txObj = self.nodes[0].gettransaction(txId) assert_equal(txObj['amount'], Decimal('-2')) txId = self.nodes[0].sendtoaddress( self.nodes[2].getnewaddress(), "0.0001") txObj = self.nodes[0].gettransaction(txId) assert_equal(txObj['amount'], Decimal('-0.0001')) # check if JSON parser can handle scientific notation in strings txId = self.nodes[0].sendtoaddress( self.nodes[2].getnewaddress(), "1e-4") txObj = self.nodes[0].gettransaction(txId) assert_equal(txObj['amount'], Decimal('-0.0001')) # This will raise an exception because the amount type is wrong assert_raises_rpc_error(-3, "Invalid amount", self.nodes[0].sendtoaddress, self.nodes[2].getnewaddress(), "1f-4") # This will raise an exception since generate does not accept a string assert_raises_rpc_error(-1, "not an integer", self.nodes[0].generate, "2") # Import address and private key to check correct behavior of spendable unspents # 1. Send some coins to generate new UTXO address_to_import = self.nodes[2].getnewaddress() txid = self.nodes[0].sendtoaddress(address_to_import, 1) self.nodes[0].generate(1) self.sync_all([self.nodes[0:3]]) # 2. Import address from node2 to node1 self.nodes[1].importaddress(address_to_import) # 3. Validate that the imported address is watch-only on node1 assert self.nodes[1].getaddressinfo(address_to_import)["iswatchonly"] # 4. Check that the unspents after import are not spendable assert_array_result(self.nodes[1].listunspent(), {"address": address_to_import}, {"spendable": False}) # 5. Import private key of the previously imported address on node1 priv_key = self.nodes[2].dumpprivkey(address_to_import) self.nodes[1].importprivkey(priv_key) # 6. Check that the unspents are now spendable on node1 assert_array_result(self.nodes[1].listunspent(), {"address": address_to_import}, {"spendable": True}) # Mine a block from node0 to an address from node1 cbAddr = self.nodes[1].getnewaddress() blkHash = self.nodes[0].generatetoaddress(1, cbAddr)[0] cbTxId = self.nodes[0].getblock(blkHash)['tx'][0] self.sync_all([self.nodes[0:3]]) # Check that the txid and balance is found by node1 self.nodes[1].gettransaction(cbTxId) # check if wallet or blockchain maintenance changes the balance self.sync_all([self.nodes[0:3]]) blocks = self.nodes[0].generate(2) self.sync_all([self.nodes[0:3]]) balance_nodes = [self.nodes[i].getbalance() for i in range(3)] block_count = self.nodes[0].getblockcount() # Check modes: # - True: unicode escaped as \u.... # - False: unicode directly as UTF-8 for mode in [True, False]: self.nodes[0].rpc.ensure_ascii = mode # unicode check: Basic Multilingual Plane, Supplementary Plane # respectively for label in [u'ббаБаА', u'№ Ё']: addr = self.nodes[0].getnewaddress() self.nodes[0].setlabel(addr, label) assert_equal(self.nodes[0].getaddressinfo( addr)['label'], label) assert(label in self.nodes[0].listlabels()) # restore to default self.nodes[0].rpc.ensure_ascii = True # maintenance tests maintenance = [ '-rescan', '-reindex', '-zapwallettxes=1', '-zapwallettxes=2', # disabled until issue is fixed: https://github.com/bitcoin/bitcoin/issues/7463 # '-salvagewallet', ] chainlimit = 6 for m in maintenance: self.log.info("check " + m) self.stop_nodes() # set lower ancestor limit for later self.start_node(0, [m, "-limitancestorcount=" + str(chainlimit)]) self.start_node(1, [m, "-limitancestorcount=" + str(chainlimit)]) self.start_node(2, [m, "-limitancestorcount=" + str(chainlimit)]) if m == '-reindex': # reindex will leave rpc warm up "early"; Wait for it to finish wait_until(lambda: [block_count] * 3 == [self.nodes[i].getblockcount() for i in range(3)]) assert_equal(balance_nodes, [ self.nodes[i].getbalance() for i in range(3)]) # Exercise listsinceblock with the last two blocks coinbase_tx_1 = self.nodes[0].listsinceblock(blocks[0]) assert_equal(coinbase_tx_1["lastblock"], blocks[1]) assert_equal(len(coinbase_tx_1["transactions"]), 1) assert_equal(coinbase_tx_1["transactions"][0]["blockhash"], blocks[1]) assert_equal(len(self.nodes[0].listsinceblock( blocks[1])["transactions"]), 0) # ==Check that wallet prefers to use coins that don't exceed mempool li # Get all non-zero utxos together chain_addrs = [self.nodes[0].getnewaddress( ), self.nodes[0].getnewaddress()] singletxid = self.nodes[0].sendtoaddress( chain_addrs[0], self.nodes[0].getbalance(), "", "", True) self.nodes[0].generate(1) node0_balance = self.nodes[0].getbalance() # Split into two chains rawtx = self.nodes[0].createrawtransaction([{"txid": singletxid, "vout": 0}], { chain_addrs[0]: node0_balance / 2 - Decimal('0.01'), chain_addrs[1]: node0_balance / 2 - Decimal('0.01')}) signedtx = self.nodes[0].signrawtransactionwithwallet(rawtx) singletxid = self.nodes[0].sendrawtransaction(signedtx["hex"]) self.nodes[0].generate(1) # Make a long chain of unconfirmed payments without hitting mempool limit # Each tx we make leaves only one output of change on a chain 1 longer # Since the amount to send is always much less than the outputs, we only ever need one output # So we should be able to generate exactly chainlimit txs for each # original output sending_addr = self.nodes[1].getnewaddress() txid_list = [] for i in range(chainlimit * 2): txid_list.append(self.nodes[0].sendtoaddress( sending_addr, Decimal('0.0001'))) assert_equal(self.nodes[0].getmempoolinfo()['size'], chainlimit * 2) assert_equal(len(txid_list), chainlimit * 2) # Without walletrejectlongchains, we will still generate a txid # The tx will be stored in the wallet but not accepted to the mempool extra_txid = self.nodes[0].sendtoaddress( sending_addr, Decimal('0.0001')) assert extra_txid not in self.nodes[0].getrawmempool() assert extra_txid in [tx["txid"] for tx in self.nodes[0].listtransactions()] self.nodes[0].abandontransaction(extra_txid) total_txs = len(self.nodes[0].listtransactions("*", 99999)) # Try with walletrejectlongchains # Double chain limit but require combining inputs, so we pass # SelectCoinsMinConf self.stop_node(0) self.start_node(0, extra_args=[ "-walletrejectlongchains", "-limitancestorcount=" + str(2 * chainlimit)]) # wait for loadmempool timeout = 10 while (timeout > 0 and len( self.nodes[0].getrawmempool()) < chainlimit * 2): time.sleep(0.5) timeout -= 0.5 assert_equal(len(self.nodes[0].getrawmempool()), chainlimit * 2) node0_balance = self.nodes[0].getbalance() # With walletrejectlongchains we will not create the tx and store it in # our wallet. assert_raises_rpc_error(-4, "Transaction has too long of a mempool chain", self.nodes[0].sendtoaddress, sending_addr, node0_balance - Decimal('0.01')) # Verify nothing new in wallet assert_equal(total_txs, len( self.nodes[0].listtransactions("*", 99999))) # Test getaddressinfo on external address. Note that these addresses # are taken from disablewallet.py assert_raises_rpc_error(-5, "Invalid address", self.nodes[0].getaddressinfo, "3J98t1WpEZ73CNmQviecrnyiWrnqRhWNLy") address_info = self.nodes[0].getaddressinfo( "mneYUmWYsuk7kySiURxCi3AGxrAqZxLgPZ") assert_equal(address_info['address'], "bchreg:qp8rs4qyd3aazk22eyzwg7fmdfzmxm02pywavdajx4") assert_equal(address_info["scriptPubKey"], "76a9144e3854046c7bd1594ac904e4793b6a45b36dea0988ac") assert not address_info["ismine"] assert not address_info["iswatchonly"] assert not address_info["isscript"] assert not address_info["ischange"] # Test getaddressinfo 'ischange' field on change address. self.nodes[0].generate(1) destination = self.nodes[1].getnewaddress() txid = self.nodes[0].sendtoaddress(destination, 0.123) tx = self.nodes[0].decoderawtransaction( self.nodes[0].getrawtransaction(txid)) output_addresses = [vout['scriptPubKey']['addresses'][0] for vout in tx["vout"]] assert len(output_addresses) > 1 for address in output_addresses: ischange = self.nodes[0].getaddressinfo(address)['ischange'] assert_equal(ischange, address != destination) if ischange: change = address self.nodes[0].setlabel(change, 'foobar') assert_equal(self.nodes[0].getaddressinfo(change)['ischange'], False)
def run_test(self): # Check that there's no UTXO on none of the nodes assert_equal(len(self.nodes[0].listunspent()), 0) assert_equal(len(self.nodes[1].listunspent()), 0) assert_equal(len(self.nodes[2].listunspent()), 0) self.log.info("Mining blocks...") self.nodes[0].generate(1) walletinfo = self.nodes[0].getwalletinfo() assert_equal(walletinfo['immature_balance'], SUBSIDY) assert_equal(walletinfo['balance'], 0) self.sync_all(self.nodes[0:3]) self.nodes[1].generate(101) self.sync_all(self.nodes[0:3]) assert_equal(self.nodes[0].getbalance(), SUBSIDY) assert_equal(self.nodes[1].getbalance(), SUBSIDY) assert_equal(self.nodes[2].getbalance(), 0) # Check that only first and second nodes have UTXOs utxos = self.nodes[0].listunspent() assert_equal(len(utxos), 1) assert_equal(len(self.nodes[1].listunspent()), 1) assert_equal(len(self.nodes[2].listunspent()), 0) self.log.info("test gettxout") confirmed_txid, confirmed_index = utxos[0]["txid"], utxos[0]["vout"] # First, outputs that are unspent both in the chain and in the # mempool should appear with or without include_mempool txout = self.nodes[0].gettxout( txid=confirmed_txid, n=confirmed_index, include_mempool=False) assert_equal(txout['value'], SUBSIDY) txout = self.nodes[0].gettxout( txid=confirmed_txid, n=confirmed_index, include_mempool=True) assert_equal(txout['value'], SUBSIDY) # Send 110 Lotus from 0 to 2 using sendtoaddress call. self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), Decimal('110')) mempool_txid = self.nodes[0].sendtoaddress( self.nodes[2].getnewaddress(), Decimal('100')) self.log.info("test gettxout (second part)") # utxo spent in mempool should be visible if you exclude mempool # but invisible if you include mempool txout = self.nodes[0].gettxout(confirmed_txid, confirmed_index, False) assert_equal(txout['value'], SUBSIDY) txout = self.nodes[0].gettxout(confirmed_txid, confirmed_index, True) assert txout is None # new utxo from mempool should be invisible if you exclude mempool # but visible if you include mempool txout = self.nodes[0].gettxout(mempool_txid, 0, False) assert txout is None txout1 = self.nodes[0].gettxout(mempool_txid, 0, True) txout2 = self.nodes[0].gettxout(mempool_txid, 1, True) # note the mempool tx will have randomly assigned indices # but 100 Lotus will go to node2 and the rest will go to node0 balance = self.nodes[0].getbalance() assert_equal(set([txout1['value'], txout2['value']]), set([Decimal('100'), balance])) walletinfo = self.nodes[0].getwalletinfo() assert_equal(walletinfo['immature_balance'], 0) # Have node0 mine a block, thus it will collect its own fee. self.nodes[0].generate(1) self.sync_all(self.nodes[0:3]) # Exercise locking of unspent outputs unspent_0 = self.nodes[2].listunspent()[0] unspent_0 = {"txid": unspent_0["txid"], "vout": unspent_0["vout"]} assert_raises_rpc_error(-8, "Invalid parameter, expected locked output", self.nodes[2].lockunspent, True, [unspent_0]) self.nodes[2].lockunspent(False, [unspent_0]) assert_raises_rpc_error(-8, "Invalid parameter, output already locked", self.nodes[2].lockunspent, False, [unspent_0]) assert_raises_rpc_error(-4, "Insufficient funds", self.nodes[2].sendtoaddress, self.nodes[2].getnewaddress(), Decimal('200')) assert_equal([unspent_0], self.nodes[2].listlockunspent()) self.nodes[2].lockunspent(True, [unspent_0]) assert_equal(len(self.nodes[2].listlockunspent()), 0) assert_raises_rpc_error(-8, "txid must be of length 64 (not 34, for '0000000000000000000000000000000000')", self.nodes[2].lockunspent, False, [{"txid": "0000000000000000000000000000000000", "vout": 0}]) assert_raises_rpc_error(-8, "txid must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')", self.nodes[2].lockunspent, False, [{"txid": "ZZZ0000000000000000000000000000000000000000000000000000000000000", "vout": 0}]) assert_raises_rpc_error(-8, "Invalid parameter, unknown transaction", self.nodes[2].lockunspent, False, [{"txid": "0000000000000000000000000000000000000000000000000000000000000000", "vout": 0}]) assert_raises_rpc_error(-8, "Invalid parameter, vout index out of bounds", self.nodes[2].lockunspent, False, [{"txid": unspent_0["txid"], "vout": 999}]) # An output should be unlocked when spent unspent_0 = self.nodes[1].listunspent()[0] self.nodes[1].lockunspent(False, [unspent_0]) tx = self.nodes[1].createrawtransaction( [unspent_0], {self.nodes[1].getnewaddress(): Decimal('100')}) tx = self.nodes[1].fundrawtransaction(tx)['hex'] tx = self.nodes[1].signrawtransactionwithwallet(tx)["hex"] self.nodes[1].sendrawtransaction(tx) assert_equal(len(self.nodes[1].listlockunspent()), 0) # Have node1 generate 100 blocks (so node0 can recover the fee) self.nodes[1].generate(100) self.sync_all(self.nodes[0:3]) # node0 should end up with 520 Lotus in block rewards plus fees, but # minus the 210 plus fees sent to node2 and the burnt fees. burned_fees = Decimal('0.000225') assert_equal(self.nodes[0].getbalance(), 2 * SUBSIDY - Decimal('210') - burned_fees) assert_equal(self.nodes[2].getbalance(), Decimal('210')) # Node0 should have two unspent outputs. # Create a couple of transactions to send them to node2, submit them through # node1, and make sure both node0 and node2 pick them up properly: node0utxos = self.nodes[0].listunspent(1) assert_equal(len(node0utxos), 2) # create both transactions txns_to_send = [] for utxo in node0utxos: inputs = [] outputs = {} inputs.append({"txid": utxo["txid"], "vout": utxo["vout"]}) outputs[self.nodes[2].getnewaddress()] = utxo["amount"] - Decimal('10') raw_tx = self.nodes[0].createrawtransaction(inputs, outputs) txns_to_send.append( self.nodes[0].signrawtransactionwithwallet(raw_tx)) # Have node 1 (miner) send the transactions self.nodes[1].sendrawtransaction( hexstring=txns_to_send[0]["hex"], maxfeerate=0) self.nodes[1].sendrawtransaction( hexstring=txns_to_send[1]["hex"], maxfeerate=0) # Have node1 mine a block to confirm transactions: self.nodes[1].generate(1) self.sync_all(self.nodes[0:3]) assert_equal(self.nodes[0].getbalance(), 0) burned_fees = Decimal('0.000225') assert_equal(self.nodes[2].getbalance(), 2 * SUBSIDY - Decimal('20') - burned_fees) # Verify that a spent output cannot be locked anymore spent_0 = {"txid": node0utxos[0]["txid"], "vout": node0utxos[0]["vout"]} assert_raises_rpc_error(-8, "Invalid parameter, expected unspent output", self.nodes[0].lockunspent, False, [spent_0]) # Send 100 Lotus normal old_balance = self.nodes[2].getbalance() address = self.nodes[0].getnewaddress("test") fee_per_byte = Decimal('0.1') / 1000 self.nodes[2].settxfee(fee_per_byte * 1000) txid = self.nodes[2].sendtoaddress(address, Decimal('100'), "", "", False) self.nodes[2].generate(1) self.sync_all(self.nodes[0:3]) ctx = FromHex(CTransaction(), self.nodes[2].gettransaction(txid)['hex']) node_2_bal = self.check_fee_amount(self.nodes[2].getbalance(), old_balance - Decimal('100'), fee_per_byte, ctx.billable_size()) assert_equal(self.nodes[0].getbalance(), Decimal('100')) # Send 100 Lotus with subtract fee from amount txid = self.nodes[2].sendtoaddress(address, Decimal('100'), "", "", True) self.nodes[2].generate(1) self.sync_all(self.nodes[0:3]) node_2_bal -= Decimal('100') assert_equal(self.nodes[2].getbalance(), node_2_bal) node_0_bal = self.check_fee_amount(self.nodes[0].getbalance(), Decimal('200'), fee_per_byte, count_bytes(self.nodes[2].gettransaction(txid)['hex'])) # Sendmany 100 Lotus txid = self.nodes[2].sendmany('', {address: Decimal('100')}, 0, "", []) self.nodes[2].generate(1) self.sync_all(self.nodes[0:3]) node_0_bal += Decimal('100') ctx = FromHex(CTransaction(), self.nodes[2].gettransaction(txid)['hex']) node_2_bal = self.check_fee_amount(self.nodes[2].getbalance( ), node_2_bal - Decimal('100'), fee_per_byte, ctx.billable_size()) assert_equal(self.nodes[0].getbalance(), node_0_bal) # Sendmany 100 Lotus with subtract fee from amount txid = self.nodes[2].sendmany('', {address: Decimal('100')}, 0, "", [address]) self.nodes[2].generate(1) self.sync_all(self.nodes[0:3]) node_2_bal -= Decimal('100') assert_equal(self.nodes[2].getbalance(), node_2_bal) ctx = FromHex(CTransaction(), self.nodes[2].gettransaction(txid)['hex']) node_0_bal = self.check_fee_amount(self.nodes[0].getbalance( ), node_0_bal + Decimal('100'), fee_per_byte, ctx.billable_size()) self.start_node(3, self.extra_args[3]) connect_nodes(self.nodes[0], self.nodes[3]) self.sync_all() # check if we can list zero value tx as available coins # 1. create raw_tx # 2. hex-changed one output to 0.0 # 3. sign and send # 4. check if recipient (node0) can list the zero value tx usp = self.nodes[1].listunspent( query_options={'minimumAmount': str(SUBSIDY - Decimal('0.2'))})[0] inputs = [{"txid": usp['txid'], "vout": usp['vout']}] outputs = {self.nodes[1].getnewaddress(): SUBSIDY - Decimal('0.2'), self.nodes[0].getnewaddress(): Decimal('1111')} rawTx = self.nodes[1].createrawtransaction(inputs, outputs).replace( "c0833842", "00000000") # replace 1111 with 0.0 (int32) signed_raw_tx = self.nodes[1].signrawtransactionwithwallet(rawTx) decoded_raw_tx = self.nodes[1].decoderawtransaction( signed_raw_tx['hex']) zero_value_txid = decoded_raw_tx['txid'] self.nodes[1].sendrawtransaction(signed_raw_tx['hex']) self.sync_all() self.nodes[1].generate(1) # mine a block self.sync_all() # zero value tx must be in listunspents output unspent_txs = self.nodes[0].listunspent() found = False for uTx in unspent_txs: if uTx['txid'] == zero_value_txid: found = True assert_equal(uTx['amount'], Decimal('0')) assert found # do some -walletbroadcast tests self.stop_nodes() self.start_node(0, self.extra_args[0] + ["-walletbroadcast=0"]) self.start_node(1, self.extra_args[1] + ["-walletbroadcast=0"]) self.start_node(2, self.extra_args[2] + ["-walletbroadcast=0"]) connect_nodes(self.nodes[0], self.nodes[1]) connect_nodes(self.nodes[1], self.nodes[2]) connect_nodes(self.nodes[0], self.nodes[2]) self.sync_all(self.nodes[0:3]) txid_not_broadcast = self.nodes[0].sendtoaddress( self.nodes[2].getnewaddress(), Decimal('20')) tx_obj_not_broadcast = self.nodes[0].gettransaction(txid_not_broadcast) self.nodes[1].generate(1) # mine a block, tx should not be in there self.sync_all(self.nodes[0:3]) # should not be changed because tx was not broadcasted assert_equal(self.nodes[2].getbalance(), node_2_bal) # now broadcast from another node, mine a block, sync, and check the # balance self.nodes[1].sendrawtransaction(tx_obj_not_broadcast['hex']) self.nodes[1].generate(1) self.sync_all(self.nodes[0:3]) node_2_bal += Decimal('20') tx_obj_not_broadcast = self.nodes[0].gettransaction(txid_not_broadcast) assert_equal(self.nodes[2].getbalance(), node_2_bal) # create another tx txid_not_broadcast = self.nodes[0].sendtoaddress( self.nodes[2].getnewaddress(), Decimal('20')) # restart the nodes with -walletbroadcast=1 self.stop_nodes() self.start_node(0, self.extra_args[0]) self.start_node(1, self.extra_args[1]) self.start_node(2, self.extra_args[2]) connect_nodes(self.nodes[0], self.nodes[1]) connect_nodes(self.nodes[1], self.nodes[2]) connect_nodes(self.nodes[0], self.nodes[2]) self.sync_blocks(self.nodes[0:3]) self.nodes[0].generate(1) self.sync_blocks(self.nodes[0:3]) node_2_bal += Decimal('20') # tx should be added to balance because after restarting the nodes tx # should be broadcasted assert_equal(self.nodes[2].getbalance(), node_2_bal) # send a tx with value in a string (PR#6380 +) txid = self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), "200") tx_obj = self.nodes[0].gettransaction(txid) assert_equal(tx_obj['amount'], Decimal('-200')) txid = self.nodes[0].sendtoaddress( self.nodes[2].getnewaddress(), "0.01") tx_obj = self.nodes[0].gettransaction(txid) assert_equal(tx_obj['amount'], Decimal('-0.01')) # check if JSON parser can handle scientific notation in strings txid = self.nodes[0].sendtoaddress( self.nodes[2].getnewaddress(), "1e-2") tx_obj = self.nodes[0].gettransaction(txid) assert_equal(tx_obj['amount'], Decimal('-0.01')) # General checks for errors from incorrect inputs # This will raise an exception because the amount type is wrong assert_raises_rpc_error(-3, "Invalid amount", self.nodes[0].sendtoaddress, self.nodes[2].getnewaddress(), "1f-2") # This will raise an exception since generate does not accept a string assert_raises_rpc_error(-1, "not an integer", self.nodes[0].generate, "200") # This will raise an exception for the invalid private key format assert_raises_rpc_error(-5, "Invalid private key encoding", self.nodes[0].importprivkey, "invalid") # This will raise an exception for importing an address with the PS2H # flag temp_address = self.nodes[1].getnewaddress() assert_raises_rpc_error(-5, "Cannot use the p2sh flag with an address - use a script instead", self.nodes[0].importaddress, temp_address, "label", False, True) # This will raise an exception for attempting to dump the private key # of an address you do not own assert_raises_rpc_error(-4, "Private key for address", self.nodes[0].dumpprivkey, temp_address) # This will raise an exception for attempting to get the private key of # an invalid Bitcoin address assert_raises_rpc_error(-5, "Invalid Bitcoin address", self.nodes[0].dumpprivkey, "invalid") # This will raise an exception for attempting to set a label for an # invalid Bitcoin address assert_raises_rpc_error(-5, "Invalid Bitcoin address", self.nodes[0].setlabel, "invalid address", "label") # This will raise an exception for importing an invalid address assert_raises_rpc_error(-5, "Invalid Bitcoin address or script", self.nodes[0].importaddress, "invalid") # This will raise an exception for attempting to import a pubkey that # isn't in hex assert_raises_rpc_error(-5, "Pubkey must be a hex string", self.nodes[0].importpubkey, "not hex") # This will raise an exception for importing an invalid pubkey assert_raises_rpc_error(-5, "Pubkey is not a valid public key", self.nodes[0].importpubkey, "5361746f736869204e616b616d6f746f") # Import address and private key to check correct behavior of spendable unspents # 1. Send some coins to generate new UTXO address_to_import = self.nodes[2].getnewaddress() txid = self.nodes[0].sendtoaddress(address_to_import, 1) self.nodes[0].generate(1) self.sync_all(self.nodes[0:3]) # 2. Import address from node2 to node1 self.nodes[1].importaddress(address_to_import) # 3. Validate that the imported address is watch-only on node1 assert self.nodes[1].getaddressinfo(address_to_import)["iswatchonly"] # 4. Check that the unspents after import are not spendable assert_array_result(self.nodes[1].listunspent(), {"address": address_to_import}, {"spendable": False}) # 5. Import private key of the previously imported address on node1 priv_key = self.nodes[2].dumpprivkey(address_to_import) self.nodes[1].importprivkey(priv_key) # 6. Check that the unspents are now spendable on node1 assert_array_result(self.nodes[1].listunspent(), {"address": address_to_import}, {"spendable": True}) # Mine a block from node0 to an address from node1 coinbase_addr = self.nodes[1].getnewaddress() block_hash = self.nodes[0].generatetoaddress(1, coinbase_addr)[0] coinbase_txid = self.nodes[0].getblock(block_hash)['tx'][0] self.sync_all(self.nodes[0:3]) # Check that the txid and balance is found by node1 self.nodes[1].gettransaction(coinbase_txid) # check if wallet or blockchain maintenance changes the balance self.sync_all(self.nodes[0:3]) blocks = self.nodes[0].generate(2) self.sync_all(self.nodes[0:3]) balance_nodes = [self.nodes[i].getbalance() for i in range(3)] block_count = self.nodes[0].getblockcount() # Check modes: # - True: unicode escaped as \u.... # - False: unicode directly as UTF-8 for mode in [True, False]: self.nodes[0].rpc.ensure_ascii = mode # unicode check: Basic Multilingual Plane, Supplementary Plane # respectively for label in [u'ббаБаА', u'№ Ё']: addr = self.nodes[0].getnewaddress() self.nodes[0].setlabel(addr, label) test_address(self.nodes[0], addr, labels=[label]) assert label in self.nodes[0].listlabels() # restore to default self.nodes[0].rpc.ensure_ascii = True # maintenance tests maintenance = [ '-rescan', '-reindex', '-zapwallettxes=1', '-zapwallettxes=2', ] chainlimit = 6 for m in maintenance: self.log.info("check " + m) self.stop_nodes() # set lower ancestor limit for later self.start_node( 0, self.extra_args[0] + [m, "-limitancestorcount=" + str(chainlimit)]) self.start_node( 1, self.extra_args[1] + [m, "-limitancestorcount=" + str(chainlimit)]) self.start_node( 2, self.extra_args[2] + [m, "-limitancestorcount=" + str(chainlimit)]) if m == '-reindex': # reindex will leave rpc warm up "early"; Wait for it to finish wait_until(lambda: [block_count] * 3 == [self.nodes[i].getblockcount() for i in range(3)]) assert_equal(balance_nodes, [ self.nodes[i].getbalance() for i in range(3)]) # Exercise listsinceblock with the last two blocks coinbase_tx_1 = self.nodes[0].listsinceblock(blocks[0]) assert_equal(coinbase_tx_1["lastblock"], blocks[1]) assert_equal(len(coinbase_tx_1["transactions"]), 1) assert_equal(coinbase_tx_1["transactions"][0]["blockhash"], blocks[1]) assert_equal(len(self.nodes[0].listsinceblock( blocks[1])["transactions"]), 0) # ==Check that wallet prefers to use coins that don't exceed mempool li # Get all non-zero utxos together chain_addrs = [self.nodes[0].getnewaddress( ), self.nodes[0].getnewaddress()] singletxid = self.nodes[0].sendtoaddress( chain_addrs[0], self.nodes[0].getbalance(), "", "", True) self.nodes[0].generate(1) node0_balance = self.nodes[0].getbalance() # Split into two chains rawtx = self.nodes[0].createrawtransaction([{"txid": singletxid, "vout": 0}], { chain_addrs[0]: node0_balance / 2 - Decimal('1'), chain_addrs[1]: node0_balance / 2 - Decimal('1')}) signedtx = self.nodes[0].signrawtransactionwithwallet(rawtx) singletxid = self.nodes[0].sendrawtransaction( hexstring=signedtx["hex"], maxfeerate=0) self.nodes[0].generate(1) # Make a long chain of unconfirmed payments without hitting mempool limit # Each tx we make leaves only one output of change on a chain 1 longer # Since the amount to send is always much less than the outputs, we only ever need one output # So we should be able to generate exactly chainlimit txs for each # original output sending_addr = self.nodes[1].getnewaddress() txid_list = [] for i in range(chainlimit * 2): txid_list.append(self.nodes[0].sendtoaddress( sending_addr, Decimal('0.01'))) assert_equal(self.nodes[0].getmempoolinfo()['size'], chainlimit * 2) assert_equal(len(txid_list), chainlimit * 2) # Without walletrejectlongchains, we will still generate a txid # The tx will be stored in the wallet but not accepted to the mempool extra_txid = self.nodes[0].sendtoaddress( sending_addr, Decimal('0.01')) assert extra_txid not in self.nodes[0].getrawmempool() assert extra_txid in [tx["txid"] for tx in self.nodes[0].listtransactions()] self.nodes[0].abandontransaction(extra_txid) total_txs = len(self.nodes[0].listtransactions("*", 99999)) # Try with walletrejectlongchains # Double chain limit but require combining inputs, so we pass # SelectCoinsMinConf self.stop_node(0) self.start_node(0, self.extra_args[0] + ["-walletrejectlongchains", "-limitancestorcount=" + str(2 * chainlimit)]) # wait until the wallet has submitted all transactions to the mempool wait_until( lambda: len( self.nodes[0].getrawmempool()) == chainlimit * 2) node0_balance = self.nodes[0].getbalance() # With walletrejectlongchains we will not create the tx and store it in # our wallet. assert_raises_rpc_error(-4, "Transaction has too long of a mempool chain", self.nodes[0].sendtoaddress, sending_addr, node0_balance - Decimal('1')) # Verify nothing new in wallet assert_equal(total_txs, len( self.nodes[0].listtransactions("*", 99999))) # Test getaddressinfo on external address. Note that these addresses # are taken from disablewallet.py assert_raises_rpc_error(-5, "Invalid address", self.nodes[0].getaddressinfo, "3J98t1WpEZ73CNmQviecrnyiWrnqRhWNLy") address_info = self.nodes[0].getaddressinfo( "mneYUmWYsuk7kySiURxCi3AGxrAqZxLgPZ") assert_equal(address_info['address'], "bchreg:qp8rs4qyd3aazk22eyzwg7fmdfzmxm02pywavdajx4") assert_equal(address_info["scriptPubKey"], "76a9144e3854046c7bd1594ac904e4793b6a45b36dea0988ac") assert not address_info["ismine"] assert not address_info["iswatchonly"] assert not address_info["isscript"] assert not address_info["ischange"] # Test getaddressinfo 'ischange' field on change address. self.nodes[0].generate(1) destination = self.nodes[1].getnewaddress() txid = self.nodes[0].sendtoaddress(destination, 0.123) tx = self.nodes[0].decoderawtransaction( self.nodes[0].gettransaction(txid)['hex']) output_addresses = [vout['scriptPubKey']['addresses'][0] for vout in tx["vout"]] assert len(output_addresses) > 1 for address in output_addresses: ischange = self.nodes[0].getaddressinfo(address)['ischange'] assert_equal(ischange, address != destination) if ischange: change = address self.nodes[0].setlabel(change, 'foobar') assert_equal(self.nodes[0].getaddressinfo(change)['ischange'], False) # Test gettransaction response with different arguments. self.log.info( "Testing gettransaction response with different arguments...") self.nodes[0].setlabel(change, 'baz') baz = self.nodes[0].listtransactions(label="baz", count=1)[0] expected_receive_vout = {"label": "baz", "address": baz["address"], "amount": baz["amount"], "category": baz["category"], "vout": baz["vout"]} expected_fields = frozenset({'amount', 'confirmations', 'details', 'fee', 'hex', 'time', 'timereceived', 'trusted', 'txid', 'walletconflicts'}) verbose_field = "decoded" expected_verbose_fields = expected_fields | {verbose_field} self.log.debug("Testing gettransaction response without verbose") tx = self.nodes[0].gettransaction(txid=txid) assert_equal(set([*tx]), expected_fields) assert_array_result( tx["details"], { "category": "receive"}, expected_receive_vout) self.log.debug( "Testing gettransaction response with verbose set to False") tx = self.nodes[0].gettransaction(txid=txid, verbose=False) assert_equal(set([*tx]), expected_fields) assert_array_result( tx["details"], { "category": "receive"}, expected_receive_vout) self.log.debug( "Testing gettransaction response with verbose set to True") tx = self.nodes[0].gettransaction(txid=txid, verbose=True) assert_equal(set([*tx]), expected_verbose_fields) assert_array_result( tx["details"], { "category": "receive"}, expected_receive_vout) assert_equal( tx[verbose_field], self.nodes[0].decoderawtransaction( tx["hex"]))
def run_test(self): node = self.nodes[0] self.log.info('Start with empty mempool, and 200 blocks') self.mempool_size = 0 assert_equal(node.getblockcount(), 200) assert_equal(node.getmempoolinfo()['size'], self.mempool_size) coins = node.listunspent() self.log.info('Should not accept garbage to testmempoolaccept') assert_raises_rpc_error( -3, 'Expected type array, got string', lambda: node.testmempoolaccept(rawtxs='ff00baar')) assert_raises_rpc_error( -8, 'Array must contain exactly one raw transaction for now', lambda: node.testmempoolaccept(rawtxs=['ff00baar', 'ff22'])) assert_raises_rpc_error( -22, 'TX decode failed', lambda: node.testmempoolaccept(rawtxs=['ff00baar'])) self.log.info('A transaction already in the blockchain') # Pick a random coin(base) to spend coin = coins.pop() raw_tx_in_block = node.signrawtransactionwithwallet( node.createrawtransaction( inputs=[{ 'txid': coin['txid'], 'vout': coin['vout'] }], outputs=[{ node.getnewaddress(): 300000 }, { node.getnewaddress(): 49000000 }], ))['hex'] txid_in_block = node.sendrawtransaction(hexstring=raw_tx_in_block, maxfeerate=0) node.generate(1) self.mempool_size = 0 self.check_mempool_result( result_expected=[{ 'txid': txid_in_block, 'allowed': False, 'reject-reason': 'txn-already-known' }], rawtxs=[raw_tx_in_block], ) self.log.info('A transaction not in the mempool') fee = Decimal("7.00") raw_tx_0 = node.signrawtransactionwithwallet( node.createrawtransaction( inputs=[{ "txid": txid_in_block, "vout": 0, "sequence": 0xfffffffd }], outputs=[{ node.getnewaddress(): Decimal(300_000) - fee }], ))['hex'] tx = FromHex(CTransaction(), raw_tx_0) txid_0 = tx.rehash() self.check_mempool_result( result_expected=[{ 'txid': txid_0, 'allowed': True, 'size': tx.billable_size(), 'fees': { 'base': fee } }], rawtxs=[raw_tx_0], ) self.log.info('A final transaction not in the mempool') # Pick a random coin(base) to spend coin = coins.pop() output_amount = Decimal(25_000) raw_tx_final = node.signrawtransactionwithwallet( node.createrawtransaction( inputs=[{ 'txid': coin['txid'], 'vout': coin['vout'], "sequence": 0xffffffff }], # SEQUENCE_FINAL outputs=[{ node.getnewaddress(): output_amount }], locktime=node.getblockcount() + 2000, # Can be anything ))['hex'] tx = FromHex(CTransaction(), raw_tx_final) fee_expected = coin['amount'] - output_amount self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': True, 'size': tx.billable_size(), 'fees': { 'base': fee_expected } }], rawtxs=[tx.serialize().hex()], maxfeerate=0, ) node.sendrawtransaction(hexstring=raw_tx_final, maxfeerate=0) self.mempool_size += 1 self.log.info('A transaction in the mempool') node.sendrawtransaction(hexstring=raw_tx_0) self.mempool_size += 1 self.check_mempool_result( result_expected=[{ 'txid': txid_0, 'allowed': False, 'reject-reason': 'txn-already-in-mempool' }], rawtxs=[raw_tx_0], ) # Removed RBF test # self.log.info('A transaction that replaces a mempool transaction') # ... self.log.info('A transaction that conflicts with an unconfirmed tx') # Send the transaction that conflicts with the mempool transaction node.sendrawtransaction(hexstring=tx.serialize().hex(), maxfeerate=0) # take original raw_tx_0 tx = FromHex(CTransaction(), raw_tx_0) tx.vout[0].nValue -= int(4 * fee * XEC) # Set more fee # skip re-signing the tx self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'txn-mempool-conflict' }], rawtxs=[tx.serialize().hex()], maxfeerate=0, ) self.log.info('A transaction with missing inputs, that never existed') tx = FromHex(CTransaction(), raw_tx_0) tx.vin[0].prevout = COutPoint(hash=int('ff' * 32, 16), n=14) # skip re-signing the tx self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'missing-inputs' }], rawtxs=[ToHex(tx)], ) self.log.info( 'A transaction with missing inputs, that existed once in the past') tx = FromHex(CTransaction(), raw_tx_0) # Set vout to 1, to spend the other outpoint (49 coins) of the # in-chain-tx we want to double spend tx.vin[0].prevout.n = 1 raw_tx_1 = node.signrawtransactionwithwallet(ToHex(tx))['hex'] txid_1 = node.sendrawtransaction(hexstring=raw_tx_1, maxfeerate=0) # Now spend both to "clearly hide" the outputs, ie. remove the coins # from the utxo set by spending them raw_tx_spend_both = node.signrawtransactionwithwallet( node.createrawtransaction(inputs=[ { 'txid': txid_0, 'vout': 0 }, { 'txid': txid_1, 'vout': 0 }, ], outputs=[{ node.getnewaddress(): 100000 }]))['hex'] txid_spend_both = node.sendrawtransaction(hexstring=raw_tx_spend_both, maxfeerate=0) node.generate(1) self.mempool_size = 0 # Now see if we can add the coins back to the utxo set by sending the # exact txs again self.check_mempool_result( result_expected=[{ 'txid': txid_0, 'allowed': False, 'reject-reason': 'missing-inputs' }], rawtxs=[raw_tx_0], ) self.check_mempool_result( result_expected=[{ 'txid': txid_1, 'allowed': False, 'reject-reason': 'missing-inputs' }], rawtxs=[raw_tx_1], ) self.log.info('Create a signed "reference" tx for later use') raw_tx_reference = node.signrawtransactionwithwallet( node.createrawtransaction( inputs=[{ 'txid': txid_spend_both, 'vout': 0 }], outputs=[{ node.getnewaddress(): 50000 }], ))['hex'] tx = FromHex(CTransaction(), raw_tx_reference) # Reference tx should be valid on itself self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': True, 'size': tx.billable_size(), 'fees': { 'base': Decimal(100_000 - 50_000) } }], rawtxs=[ToHex(tx)], maxfeerate=0, ) self.log.info('A transaction with no outputs') tx = FromHex(CTransaction(), raw_tx_reference) tx.vout = [] # Skip re-signing the transaction for context independent checks from now on # FromHex(tx, node.signrawtransactionwithwallet(ToHex(tx))['hex']) self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-vout-empty' }], rawtxs=[ToHex(tx)], ) self.log.info('A really large transaction') tx = FromHex(CTransaction(), raw_tx_reference) tx.vin = [tx.vin[0] ] * (1 + MAX_BLOCK_BASE_SIZE // len(tx.vin[0].serialize())) self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-oversize' }], rawtxs=[ToHex(tx)], ) self.log.info('A transaction with negative output value') tx = FromHex(CTransaction(), raw_tx_reference) tx.vout[0].nValue *= -1 self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-vout-negative' }], rawtxs=[ToHex(tx)], ) # The following two validations prevent overflow of the output amounts # (see CVE-2010-5139). self.log.info('A transaction with too large output value') tx = FromHex(CTransaction(), raw_tx_reference) tx.vout[0].nValue = MAX_MONEY + 1 self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-vout-toolarge' }], rawtxs=[ToHex(tx)], ) self.log.info('A transaction with too large sum of output values') tx = FromHex(CTransaction(), raw_tx_reference) tx.vout = [tx.vout[0]] * 2 tx.vout[0].nValue = MAX_MONEY self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-txouttotal-toolarge' }], rawtxs=[ToHex(tx)], ) self.log.info('A transaction with duplicate inputs') tx = FromHex(CTransaction(), raw_tx_reference) tx.vin = [tx.vin[0]] * 2 self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-inputs-duplicate' }], rawtxs=[ToHex(tx)], ) self.log.info('A coinbase transaction') # Pick the input of the first tx we signed, so it has to be a coinbase # tx raw_tx_coinbase_spent = node.getrawtransaction( txid=node.decoderawtransaction( hexstring=raw_tx_in_block)['vin'][0]['txid']) tx = FromHex(CTransaction(), raw_tx_coinbase_spent) self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-tx-coinbase' }], rawtxs=[ToHex(tx)], ) self.log.info('Some nonstandard transactions') tx = FromHex(CTransaction(), raw_tx_reference) tx.nVersion = 3 # A version currently non-standard self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'version' }], rawtxs=[ToHex(tx)], ) tx = FromHex(CTransaction(), raw_tx_reference) tx.vout[0].scriptPubKey = CScript([OP_0]) # Some non-standard script self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'scriptpubkey' }], rawtxs=[ToHex(tx)], ) tx = FromHex(CTransaction(), raw_tx_reference) key = ECKey() key.generate() pubkey = key.get_pubkey().get_bytes() # Some bare multisig script (2-of-3) tx.vout[0].scriptPubKey = CScript( [OP_2, pubkey, pubkey, pubkey, OP_3, OP_CHECKMULTISIG]) self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bare-multisig' }], rawtxs=[tx.serialize().hex()], ) tx = FromHex(CTransaction(), raw_tx_reference) # Some not-pushonly scriptSig tx.vin[0].scriptSig = CScript([OP_HASH160]) self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'scriptsig-not-pushonly' }], rawtxs=[ToHex(tx)], ) tx = FromHex(CTransaction(), raw_tx_reference) # Some too large scriptSig (>1650 bytes) tx.vin[0].scriptSig = CScript([b'a' * 1648]) self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'scriptsig-size' }], rawtxs=[tx.serialize().hex()], ) tx = FromHex(CTransaction(), raw_tx_reference) output_p2sh_burn = CTxOut(nValue=540, scriptPubKey=CScript( [OP_HASH160, hash160(b'burn'), OP_EQUAL])) # Use enough outputs to make the tx too large for our policy num_scripts = 100000 // len(output_p2sh_burn.serialize()) tx.vout = [output_p2sh_burn] * num_scripts self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'tx-size' }], rawtxs=[ToHex(tx)], ) tx = FromHex(CTransaction(), raw_tx_reference) tx.vout[0] = output_p2sh_burn # Make output smaller, such that it is dust for our policy tx.vout[0].nValue -= 1 self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'dust' }], rawtxs=[ToHex(tx)], ) tx = FromHex(CTransaction(), raw_tx_reference) tx.vout[0].scriptPubKey = CScript([OP_RETURN, b'\xff']) tx.vout = [tx.vout[0]] * 2 self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'multi-op-return' }], rawtxs=[ToHex(tx)], ) self.log.info('A timelocked transaction') tx = FromHex(CTransaction(), raw_tx_reference) # Should be non-max, so locktime is not ignored tx.vin[0].nSequence -= 1 tx.nLockTime = node.getblockcount() + 1 self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'bad-txns-nonfinal' }], rawtxs=[ToHex(tx)], ) self.log.info('A transaction that is locked by BIP68 sequence logic') tx = FromHex(CTransaction(), raw_tx_reference) # We could include it in the second block mined from now, but not the # very next one tx.vin[0].nSequence = 2 # Can skip re-signing the tx because of early rejection self.check_mempool_result( result_expected=[{ 'txid': tx.rehash(), 'allowed': False, 'reject-reason': 'non-BIP68-final' }], rawtxs=[tx.serialize().hex()], maxfeerate=0, )