e37c4a693c
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57 lines
2.1 KiB
JavaScript
57 lines
2.1 KiB
JavaScript
import assert from 'assert';
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import * as bitcoin from 'bitcoinjs-lib';
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import ElectrumClient from 'electrum-client';
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import { sha256 as _sha256 } from '@noble/hashes/sha256';
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const net = require('net');
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const tls = require('tls');
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jest.setTimeout(150 * 1000);
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const hardcodedPeers = [
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{ host: 'electrum1.bluewallet.io', ssl: '443' },
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{ host: 'electrum2.bluewallet.io', ssl: '443' },
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{ host: 'electrum3.bluewallet.io', ssl: '443' },
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];
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function bitcoinjs_crypto_sha256(buffer /*: Buffer */) /*: Buffer */ {
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return Buffer.from(_sha256(Uint8Array.from(buffer)));
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}
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describe('ElectrumClient', () => {
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it('can connect and query', async () => {
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for (const peer of hardcodedPeers) {
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const mainClient = new ElectrumClient(net, tls, peer.ssl || peer.tcp, peer.host, peer.ssl ? 'tls' : 'tcp');
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try {
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await mainClient.connect();
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await mainClient.server_version('2.7.11', '1.4');
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} catch (e) {
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mainClient.reconnect = mainClient.keepAlive = () => {}; // dirty hack to make it stop reconnecting
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mainClient.close();
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throw new Error('bad connection: ' + JSON.stringify(peer) + ' ' + e.message);
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}
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let addr4elect = 'bc1qwqdg6squsna38e46795at95yu9atm8azzmyvckulcc7kytlcckxswvvzej';
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let script = bitcoin.address.toOutputScript(addr4elect);
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let hash = bitcoinjs_crypto_sha256(script);
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let reversedHash = Buffer.from(hash.reverse());
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const start = +new Date();
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let balance = await mainClient.blockchainScripthash_getBalance(reversedHash.toString('hex'));
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const end = +new Date();
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end - start > 1000 && console.warn(peer.host, 'took', (end - start) / 1000, 'seconds to fetch balance');
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assert.ok(balance.confirmed > 0);
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addr4elect = '3GCvDBAktgQQtsbN6x5DYiQCMmgZ9Yk8BK';
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script = bitcoin.address.toOutputScript(addr4elect);
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hash = bitcoinjs_crypto_sha256(script);
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reversedHash = Buffer.from(hash.reverse());
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balance = await mainClient.blockchainScripthash_getBalance(reversedHash.toString('hex'));
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// let peers = await mainClient.serverPeers_subscribe();
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// console.log(peers);
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mainClient.close();
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}
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});
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});
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