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#!/usr/bin/env python3
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# Copyright (c) 2016-2021 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 label RPCs.
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RPCs tested are:
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- getaddressesbylabel
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- listaddressgroupings
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- setlabel
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"""
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from collections import defaultdict
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from test_framework.blocktools import COINBASE_MATURITY
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import assert_equal, assert_raises_rpc_error
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from test_framework.wallet_util import test_address
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class WalletLabelsTest(BitcoinTestFramework):
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def set_test_params(self):
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self.setup_clean_chain = True
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self.num_nodes = 1
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def skip_test_if_missing_module(self):
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self.skip_if_no_wallet()
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def run_test(self):
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# Check that there's no UTXO on the node
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node = self.nodes[0]
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assert_equal(len(node.listunspent()), 0)
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# Note each time we call generate, all generated coins go into
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# the same address, so we call twice to get two addresses w/50 each
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self.generatetoaddress(node, nblocks=1, address=node.getnewaddress(label='coinbase'))
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self.generatetoaddress(node, nblocks=COINBASE_MATURITY + 1, address=node.getnewaddress(label='coinbase'))
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assert_equal(node.getbalance(), 100)
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# there should be 2 address groups
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# each with 1 address with a balance of 50 Bitcoins
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address_groups = node.listaddressgroupings()
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assert_equal(len(address_groups), 2)
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# the addresses aren't linked now, but will be after we send to the
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# common address
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linked_addresses = set()
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for address_group in address_groups:
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assert_equal(len(address_group), 1)
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assert_equal(len(address_group[0]), 3)
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assert_equal(address_group[0][1], 50)
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assert_equal(address_group[0][2], 'coinbase')
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linked_addresses.add(address_group[0][0])
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# send 50 from each address to a third address not in this wallet
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common_address = "msf4WtN1YQKXvNtvdFYt9JBnUD2FB41kjr"
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node.sendmany(
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amounts={common_address: 100},
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subtractfeefrom=[common_address],
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minconf=1,
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)
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# there should be 1 address group, with the previously
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# unlinked addresses now linked (they both have 0 balance)
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address_groups = node.listaddressgroupings()
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assert_equal(len(address_groups), 1)
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assert_equal(len(address_groups[0]), 2)
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assert_equal(set([a[0] for a in address_groups[0]]), linked_addresses)
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assert_equal([a[1] for a in address_groups[0]], [0, 0])
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self.generate(node, 1)
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# we want to reset so that the "" label has what's expected.
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# otherwise we're off by exactly the fee amount as that's mined
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# and matures in the next 100 blocks
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amount_to_send = 1.0
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# Create labels and make sure subsequent label API calls
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# recognize the label/address associations.
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labels = [Label(name) for name in ("a", "b", "c", "d", "e")]
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for label in labels:
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address = node.getnewaddress(label.name)
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label.add_receive_address(address)
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label.verify(node)
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# Check all labels are returned by listlabels.
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assert_equal(node.listlabels(), sorted(['coinbase'] + [label.name for label in labels]))
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# Send a transaction to each label.
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for label in labels:
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node.sendtoaddress(label.addresses[0], amount_to_send)
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label.verify(node)
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# Check the amounts received.
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self.generate(node, 1)
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for label in labels:
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assert_equal(
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node.getreceivedbyaddress(label.addresses[0]), amount_to_send)
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assert_equal(node.getreceivedbylabel(label.name), amount_to_send)
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for i, label in enumerate(labels):
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to_label = labels[(i + 1) % len(labels)]
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node.sendtoaddress(to_label.addresses[0], amount_to_send)
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self.generate(node, 1)
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for label in labels:
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address = node.getnewaddress(label.name)
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label.add_receive_address(address)
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label.verify(node)
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assert_equal(node.getreceivedbylabel(label.name), 2)
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label.verify(node)
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self.generate(node, COINBASE_MATURITY + 1)
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# Check that setlabel can assign a label to a new unused address.
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for label in labels:
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address = node.getnewaddress()
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node.setlabel(address, label.name)
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label.add_address(address)
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label.verify(node)
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assert_raises_rpc_error(-11, "No addresses with label", node.getaddressesbylabel, "")
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# Check that addmultisigaddress can assign labels.
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if not self.options.descriptors:
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for label in labels:
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addresses = []
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for _ in range(10):
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addresses.append(node.getnewaddress())
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multisig_address = node.addmultisigaddress(5, addresses, label.name)['address']
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label.add_address(multisig_address)
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label.purpose[multisig_address] = "send"
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label.verify(node)
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self.generate(node, COINBASE_MATURITY + 1)
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# Check that setlabel can change the label of an address from a
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# different label.
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change_label(node, labels[0].addresses[0], labels[0], labels[1])
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# Check that setlabel can set the label of an address already
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# in the label. This is a no-op.
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change_label(node, labels[2].addresses[0], labels[2], labels[2])
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if self.options.descriptors:
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# This is a descriptor wallet test because of segwit v1+ addresses
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self.log.info('Check watchonly labels')
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node.createwallet(wallet_name='watch_only', disable_private_keys=True)
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wallet_watch_only = node.get_wallet_rpc('watch_only')
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BECH32_VALID = {
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'✔️_VER15_PROG40': 'bcrt10qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqxkg7fn',
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'✔️_VER16_PROG03': 'bcrt1sqqqqq8uhdgr',
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'✔️_VER16_PROB02': 'bcrt1sqqqq4wstyw',
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}
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BECH32_INVALID = {
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'❌_VER15_PROG41': 'bcrt1sqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqajlxj8',
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'❌_VER16_PROB01': 'bcrt1sqq5r4036',
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}
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for l in BECH32_VALID:
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ad = BECH32_VALID[l]
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wallet_watch_only.importaddress(label=l, rescan=False, address=ad)
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self.generatetoaddress(node, 1, ad)
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assert_equal(wallet_watch_only.getaddressesbylabel(label=l), {ad: {'purpose': 'receive'}})
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assert_equal(wallet_watch_only.getreceivedbylabel(label=l), 0)
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for l in BECH32_INVALID:
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ad = BECH32_INVALID[l]
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assert_raises_rpc_error(
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-5,
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"Address is not valid" if self.options.descriptors else "Invalid Bitcoin address or script",
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lambda: wallet_watch_only.importaddress(label=l, rescan=False, address=ad),
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)
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class Label:
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def __init__(self, name):
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# Label name
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self.name = name
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# Current receiving address associated with this label.
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self.receive_address = None
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# List of all addresses assigned with this label
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self.addresses = []
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# Map of address to address purpose
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self.purpose = defaultdict(lambda: "receive")
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def add_address(self, address):
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assert_equal(address not in self.addresses, True)
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self.addresses.append(address)
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def add_receive_address(self, address):
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self.add_address(address)
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def verify(self, node):
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if self.receive_address is not None:
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assert self.receive_address in self.addresses
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for address in self.addresses:
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test_address(node, address, labels=[self.name])
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assert self.name in node.listlabels()
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assert_equal(
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node.getaddressesbylabel(self.name),
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{address: {"purpose": self.purpose[address]} for address in self.addresses})
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def change_label(node, address, old_label, new_label):
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assert_equal(address in old_label.addresses, True)
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node.setlabel(address, new_label.name)
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old_label.addresses.remove(address)
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new_label.add_address(address)
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old_label.verify(node)
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new_label.verify(node)
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if __name__ == '__main__':
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WalletLabelsTest().main()
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