#!/usr/bin/env python3
# Copyright (c) 2016-2018 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""Test label RPCs.
RPCs tested are:
- getaddressesbylabel
- listaddressgroupings
- setlabel
"""
from collections import defaultdict
from test_framework.test_framework import BitcoinTestFramework
from test_framework.util import assert_equal, assert_raises_rpc_error
class WalletLabelsTest(BitcoinTestFramework):
def set_test_params(self):
self.setup_clean_chain = True
self.num_nodes = 1
def skip_test_if_missing_module(self):
self.skip_if_no_wallet()
def run_test(self):
# Check that there's no UTXO on the node
node = self.nodes[0]
assert_equal(len(node.listunspent()), 0)
# Note each time we call generate, all generated coins go into
# the same address, so we call twice to get two addresses w/50 each
node.generatetoaddress(nblocks=1, address=node.getnewaddress(label='coinbase'))
node.generatetoaddress(nblocks=101, address=node.getnewaddress(label='coinbase'))
assert_equal(node.getbalance(), 100)
# there should be 2 address groups
# each with 1 address with a balance of 50 Bitcoins
address_groups = node.listaddressgroupings()
assert_equal(len(address_groups), 2)
# the addresses aren't linked now, but will be after we send to the
# common address
linked_addresses = set()
for address_group in address_groups:
assert_equal(len(address_group), 1)
assert_equal(len(address_group[0]), 3)
assert_equal(address_group[0][1], 50)
assert_equal(address_group[0][2], 'coinbase')
linked_addresses.add(address_group[0][0])
# send 50 from each address to a third address not in this wallet
common_address = "msf4WtN1YQKXvNtvdFYt9JBnUD2FB41kjr"
node.sendmany(
amounts={common_address: 100},
subtractfeefrom=[common_address],
minconf=1,
)
# there should be 1 address group, with the previously
# unlinked addresses now linked (they both have 0 balance)
address_groups = node.listaddressgroupings()
assert_equal(len(address_groups), 1)
assert_equal(len(address_groups[0]), 2)
assert_equal(set([a[0] for a in address_groups[0]]), linked_addresses)
assert_equal([a[1] for a in address_groups[0]], [0, 0])
node.generate(1)
# we want to reset so that the "" label has what's expected.
# otherwise we're off by exactly the fee amount as that's mined
# and matures in the next 100 blocks
amount_to_send = 1.0
# Create labels and make sure subsequent label API calls
# recognize the label/address associations.
labels = [Label(name) for name in ("a", "b", "c", "d", "e")]
for label in labels:
address = node.getnewaddress(label.name)
label.add_receive_address(address)
label.verify(node)
# Check all labels are returned by listlabels.
assert_equal(node.listlabels(), sorted(['coinbase'] + [label.name for label in labels]))
# Send a transaction to each label.
for label in labels:
node.sendtoaddress(label.addresses[0], amount_to_send)
label.verify(node)
# Check the amounts received.
node.generate(1)
for label in labels:
assert_equal(
node.getreceivedbyaddress(label.addresses[0]), amount_to_send)
assert_equal(node.getreceivedbylabel(label.name), amount_to_send)
for i, label in enumerate(labels):
to_label = labels[(i + 1) % len(labels)]
node.sendtoaddress(to_label.addresses[0], amount_to_send)
node.generate(1)
for label in labels:
address = node.getnewaddress(label.name)
label.add_receive_address(address)
label.verify(node)
assert_equal(node.getreceivedbylabel(label.name), 2)
label.verify(node)
node.generate(101)
# Check that setlabel can assign a label to a new unused address.
for label in labels:
address = node.getnewaddress()
node.setlabel(address, label.name)
label.add_address(address)
label.verify(node)
assert_raises_rpc_error(-11, "No addresses with label", node.getaddressesbylabel, "")
# Check that addmultisigaddress can assign labels.
for label in labels:
addresses = []
for x in range(10):
addresses.append(node.getnewaddress())
multisig_address = node.addmultisigaddress(5, addresses, label.name)['address']
label.add_address(multisig_address)
label.purpose[multisig_address] = "send"
label.verify(node)
node.generate(101)
# Check that setlabel can change the label of an address from a
# different label.
change_label(node, labels[0].addresses[0], labels[0], labels[1])
# Check that setlabel can set the label of an address already
# in the label. This is a no-op.
change_label(node, labels[2].addresses[0], labels[2], labels[2])
class Label:
def __init__(self, name):
# Label name
self.name = name
# Current receiving address associated with this label.
self.receive_address = None
# List of all addresses assigned with this label
self.addresses = []
# Map of address to address purpose
self.purpose = defaultdict(lambda: "receive")
def add_address(self, address):
assert_equal(address not in self.addresses, True)
self.addresses.append(address)
def add_receive_address(self, address):
self.add_address(address)
def verify(self, node):
if self.receive_address is not None:
assert self.receive_address in self.addresses
for address in self.addresses:
assert_equal(
node.getaddressinfo(address)['labels'][0],
{"name": self.name,
"purpose": self.purpose[address]})
assert_equal(node.getaddressinfo(address)['label'], self.name)
assert_equal(
node.getaddressesbylabel(self.name),
{address: {"purpose": self.purpose[address]} for address in self.addresses})
def change_label(node, address, old_label, new_label):
assert_equal(address in old_label.addresses, True)
node.setlabel(address, new_label.name)
old_label.addresses.remove(address)
new_label.add_address(address)
old_label.verify(node)
new_label.verify(node)
if __name__ == '__main__':
WalletLabelsTest().main()