ln-service/test/integration/test_verify_backup.js

Interaction helper for your Lightning Network daemon

const {equal} = require('node:assert').strict;
const test = require('node:test');

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

const {getBackup} = require('./../../');
const {verifyBackup} = require('./../../');

const size = 2;

// Verifying a channel backup should show the backup is valid
test(`Test verify backup`, async () => {
  const {kill, nodes} = await spawnLightningCluster({size});

  const [control, target] = nodes;

  const {generate, lnd} = control;

  const channelOpen = await setupChannel({
    lnd: target.lnd,
    generate: target.generate,
    to: control,
  });

  const {backup} = await getBackup({
    lnd,
    transaction_id: channelOpen.transaction_id,
    transaction_vout: channelOpen.transaction_vout,
  });

  const goodBackup = await verifyBackup({
    backup,
    lnd,
    transaction_id: channelOpen.transaction_id,
    transaction_vout: channelOpen.transaction_vout,
  });

  const badBackup = await verifyBackup({
    lnd,
    backup: backup.slice([backup, backup].length),
    transaction_id: channelOpen.transaction_id,
    transaction_vout: channelOpen.transaction_vout,
  });

  equal(badBackup.is_valid, false, 'Invalid channel backup is invalid');
  equal(goodBackup.is_valid, true, 'Channel backup is validated');

  await kill({});

  return;
});