ln-service/test/integration/test_cancel_pending_channel.js

Interaction helper for your Lightning Network daemon

const test = require('node:test');

const asyncEach = require('async/each');
const asyncRetry = require('async/retry');
const {spawnLightningCluster} = require('ln-docker-daemons');

const {addPeer} = require('./../../');
const {cancelPendingChannel} = require('./../../');
const {openChannels} = require('./../../');

const capacity = 1e6;
const count = 100;
const delay = n => new Promise(resolve => setTimeout(resolve, n));
const interval = 100;
const race = promises => Promise.race(promises);
const size = 2;
const timeout = 1000 * 5;
const times = 200;

// Cancel a channel should result in no pending channels
test(`Cancel pending channel`, async () => {
  const {kill, nodes} = await spawnLightningCluster({size});

  const [{generate, lnd}, target] = nodes;

  await generate({count});

  const channels = [{capacity, partner_public_key: target.id}];

  await asyncRetry({interval, times}, async () => {
    await addPeer({lnd, public_key: target.id, socket: target.socket});

    const toCancel = await race([
      delay(timeout),
      openChannels({channels, lnd}),
    ]);

    const [{id}] = toCancel.pending;

    await cancelPendingChannel({id, lnd});
  });

  await kill({});

  return;
});