Inside Bitcoin

1#!/usr/bin/env python3
2# Copyright (c) 2016-present The Bitcoin Core developers
3# Distributed under the MIT software license, see the accompanying
4# file COPYING or http://www.opensource.org/licenses/mit-license.php.
5"""Test Wallet commands for signing and verifying messages."""
6
7from test_framework.test_framework import BitcoinTestFramework
8from test_framework.util import (
9    assert_raises_rpc_error,
10)
11
12class SignMessagesWithAddressTest(BitcoinTestFramework):
13    def set_test_params(self):
14        self.setup_clean_chain = True
15        self.num_nodes = 1
16        self.extra_args = [["-addresstype=legacy"]]
17
18    def skip_test_if_missing_module(self):
19        self.skip_if_no_wallet()
20
21    def run_test(self):
22        message = 'This is just a test message'
23
24        self.log.info('test signing with an address with wallet')
25        address = self.nodes[0].getnewaddress()
26        signature = self.nodes[0].signmessage(address, message)
27        assert self.nodes[0].verifymessage(address, signature, message)
28
29        self.log.info('test verifying with another address should not work')
30        other_address = self.nodes[0].getnewaddress()
31        other_signature = self.nodes[0].signmessage(other_address, message)
32        assert not self.nodes[0].verifymessage(other_address, signature, message)
33        assert not self.nodes[0].verifymessage(address, other_signature, message)
34
35        self.log.info('test parameter validity and error codes')
36        # signmessage has two required parameters
37        for num_params in [0, 1, 3, 4, 5]:
38            param_list = ["dummy"]*num_params
39            assert_raises_rpc_error(-1, "signmessage", self.nodes[0].signmessage, *param_list)
40        # invalid key or address provided
41        assert_raises_rpc_error(-5, "Invalid address", self.nodes[0].signmessage, "invalid_addr", message)
42
43
44if __name__ == '__main__':
45    SignMessagesWithAddressTest(__file__).main()
46