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tests: finish up test for external funding flow

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Add to test for fundchannel with composing and broadcasting
an external transaction.
This commit is contained in:
lisa neigut
2019-05-31 14:58:58 -07:00
committed by Rusty Russell
parent 5aad642c59
commit 3ae78a61fa
1 changed files with 31 additions and 3 deletions
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34
tests/test_connection.py
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@@ -3,14 +3,15 @@ from fixtures import * # noqa: F401,F403
from flaky import flaky # noqa: F401
from lightning import RpcError
from utils import DEVELOPER, only_one, wait_for, sync_blockheight, VALGRIND
from bitcoin.core import CMutableTransaction, CMutableTxOut
import binascii
import os
import pytest
import time
import random
import re
import shutil
import time
import unittest
@@ -819,7 +820,6 @@ def test_funding_by_utxos(node_factory, bitcoind):
l1.rpc.fundchannel(l3.info["id"], int(0.01 * 10**8), utxos=utxos)
# Check a bunch of preliminary states for calling these RPCs
def test_funding_external_wallet_corners(node_factory, bitcoind):
l1 = node_factory.get_node()
l2 = node_factory.get_node()
@@ -875,6 +875,34 @@ def test_funding_external_wallet(node_factory, bitcoind):
with pytest.raises(RpcError, match=r'Already funding channel'):
l1.rpc.fundchannel_start(l2.info['id'], amount)
# 'Externally' fund the address from fundchannel_start
addr_scriptpubkey = bitcoind.rpc.getaddressinfo(address)['scriptPubKey']
txout = CMutableTxOut(amount, bytearray.fromhex(addr_scriptpubkey))
unfunded_tx = CMutableTransaction([], [txout])
hextx = binascii.hexlify(unfunded_tx.serialize()).decode('utf8')
funded_tx_obj = bitcoind.rpc.fundrawtransaction(hextx)
raw_funded_tx = funded_tx_obj['hex']
txid = bitcoind.rpc.decoderawtransaction(raw_funded_tx)['txid']
txout = 1 if funded_tx_obj['changepos'] == 0 else 0
assert l1.rpc.fundchannel_continue(l2.info['id'], txid, txout)['commitments_secured']
# Broadcast the transaction manually and confirm that channel locks in
signed_tx = bitcoind.rpc.signrawtransactionwithwallet(raw_funded_tx)['hex']
assert txid == bitcoind.rpc.decoderawtransaction(signed_tx)['txid']
bitcoind.rpc.sendrawtransaction(signed_tx)
bitcoind.generate_block(1)
l1.daemon.wait_for_log(r'Funding tx {} depth 1 of 1'.format(txid))
l1.daemon.wait_for_log(r'State changed from CHANNELD_AWAITING_LOCKIN to CHANNELD_NORMAL')
for node in [l1, l2]:
channel = node.rpc.listpeers()['peers'][0]['channels'][0]
assert 'CHANNELD_NORMAL' == channel['state']
assert amount * 1000 == channel['msatoshi_total']
def test_lockin_between_restart(node_factory, bitcoind):
l1 = node_factory.get_node(may_reconnect=True)