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/* global it, describe, afterAll, beforeAll, jasmine */
const bitcoin = require('bitcoinjs-lib');
global.net = require('net');
let BlueElectrum = require('../../BlueElectrum');
let assert = require('assert');
jasmine.DEFAULT_TIMEOUT_INTERVAL = 150 * 1000;
afterAll(() => {
// after all tests we close socket so the test suite can actually terminate
BlueElectrum.forceDisconnect();
return new Promise(resolve => setTimeout(resolve, 10000)); // simple sleep to wait for all timeouts termination
});
beforeAll(async () => {
// awaiting for Electrum to be connected. For RN Electrum would naturally connect
// while app starts up, but for tests we need to wait for it
try {
await BlueElectrum.waitTillConnected();
} catch (err) {
console.log('failed to connect to Electrum:', err);
process.exit(1);
}
});
describe('Electrum', () => {
it('ElectrumClient can test connection', async () => {
assert.ok(await BlueElectrum.testConnection('electrum1.bluewallet.io', '50001'));
});
it('ElectrumClient can estimate fees', async () => {
assert.ok((await BlueElectrum.estimateFee(1)) > 1);
});
it('ElectrumClient can connect and query', async () => {
const ElectrumClient = require('electrum-client');
for (let peer of BlueElectrum.hardcodedPeers) {
let mainClient = new ElectrumClient(peer.tcp, peer.host, 'tcp');
try {
await mainClient.connect();
await mainClient.server_version('2.7.11', '1.4');
} catch (e) {
mainClient.reconnect = mainClient.keepAlive = () => {}; // dirty hack to make it stop reconnecting
mainClient.close();
throw new Error('bad connection: ' + JSON.stringify(peer) + ' ' + e.message);
}
let addr4elect = 'bc1qwqdg6squsna38e46795at95yu9atm8azzmyvckulcc7kytlcckxswvvzej';
let script = bitcoin.address.toOutputScript(addr4elect);
let hash = bitcoin.crypto.sha256(script);
let reversedHash = Buffer.from(hash.reverse());
let start = +new Date();
let balance = await mainClient.blockchainScripthash_getBalance(reversedHash.toString('hex'));
let end = +new Date();
console.warn(peer.host, 'took', (end - start) / 1000, 'seconds to fetch balance');
assert.ok(balance.confirmed > 0);
addr4elect = '3GCvDBAktgQQtsbN6x5DYiQCMmgZ9Yk8BK';
script = bitcoin.address.toOutputScript(addr4elect);
hash = bitcoin.crypto.sha256(script);
reversedHash = Buffer.from(hash.reverse());
balance = await mainClient.blockchainScripthash_getBalance(reversedHash.toString('hex'));
// let peers = await mainClient.serverPeers_subscribe();
// console.log(peers);
mainClient.reconnect = mainClient.keepAlive = () => {}; // dirty hack to make it stop reconnecting
mainClient.close();
}
});
it('BlueElectrum can do getBalanceByAddress()', async function() {
let address = '3GCvDBAktgQQtsbN6x5DYiQCMmgZ9Yk8BK';
let balance = await BlueElectrum.getBalanceByAddress(address);
assert.strictEqual(balance.confirmed, 51432);
assert.strictEqual(balance.unconfirmed, 0);
assert.strictEqual(balance.addr, address);
});
it('BlueElectrum can do getTransactionsByAddress()', async function() {
let txs = await BlueElectrum.getTransactionsByAddress('bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh');
assert.strictEqual(txs.length, 1);
assert.strictEqual(txs[0].tx_hash, 'ad00a92409d8982a1d7f877056dbed0c4337d2ebab70b30463e2802279fb936d');
assert.strictEqual(txs[0].height, 563077);
});
it('BlueElectrum can do getTransactionsFullByAddress()', async function() {
let txs = await BlueElectrum.getTransactionsFullByAddress('bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh');
for (let tx of txs) {
assert.ok(tx.address === 'bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh');
assert.ok(tx.txid);
assert.ok(tx.confirmations);
assert.ok(!tx.vin);
assert.ok(!tx.vout);
assert.ok(tx.inputs);
assert.ok(tx.inputs[0].addresses.length > 0);
assert.ok(tx.inputs[0].value > 0);
assert.ok(tx.outputs);
assert.ok(tx.outputs[0].value > 0);
assert.ok(tx.outputs[0].scriptPubKey);
assert.ok(tx.outputs[0].addresses.length > 0);
}
});
it('BlueElectrum can do multiGetBalanceByAddress()', async function() {
let balances = await BlueElectrum.multiGetBalanceByAddress([
'bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh',
'bc1qvd6w54sydc08z3802svkxr7297ez7cusd6266p',
'bc1qwp58x4c9e5cplsnw5096qzdkae036ug7a34x3r',
'bc1qcg6e26vtzja0h8up5w2m7utex0fsu4v0e0e7uy',
]);
assert.strictEqual(balances.balance, 200000);
assert.strictEqual(balances.unconfirmed_balance, 0);
assert.strictEqual(balances.addresses['bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh'].confirmed, 50000);
assert.strictEqual(balances.addresses['bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh'].unconfirmed, 0);
assert.strictEqual(balances.addresses['bc1qvd6w54sydc08z3802svkxr7297ez7cusd6266p'].confirmed, 50000);
assert.strictEqual(balances.addresses['bc1qvd6w54sydc08z3802svkxr7297ez7cusd6266p'].unconfirmed, 0);
assert.strictEqual(balances.addresses['bc1qwp58x4c9e5cplsnw5096qzdkae036ug7a34x3r'].confirmed, 50000);
assert.strictEqual(balances.addresses['bc1qwp58x4c9e5cplsnw5096qzdkae036ug7a34x3r'].unconfirmed, 0);
assert.strictEqual(balances.addresses['bc1qcg6e26vtzja0h8up5w2m7utex0fsu4v0e0e7uy'].confirmed, 50000);
assert.strictEqual(balances.addresses['bc1qcg6e26vtzja0h8up5w2m7utex0fsu4v0e0e7uy'].unconfirmed, 0);
});
it('BlueElectrum can do multiGetUtxoByAddress()', async () => {
let utxos = await BlueElectrum.multiGetUtxoByAddress(
[
'bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh',
'bc1qvd6w54sydc08z3802svkxr7297ez7cusd6266p',
'bc1qwp58x4c9e5cplsnw5096qzdkae036ug7a34x3r',
'bc1qcg6e26vtzja0h8up5w2m7utex0fsu4v0e0e7uy',
],
3,
);
assert.strictEqual(Object.keys(utxos).length, 4);
assert.strictEqual(
utxos['bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh'][0].txId,
'ad00a92409d8982a1d7f877056dbed0c4337d2ebab70b30463e2802279fb936d',
);
assert.strictEqual(utxos['bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh'][0].vout, 1);
assert.strictEqual(utxos['bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh'][0].value, 50000);
assert.strictEqual(utxos['bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh'][0].address, 'bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh');
});
it('ElectrumClient can do multiGetHistoryByAddress()', async () => {
let histories = await BlueElectrum.multiGetHistoryByAddress(
[
'bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh',
'bc1qvd6w54sydc08z3802svkxr7297ez7cusd6266p',
'bc1qwp58x4c9e5cplsnw5096qzdkae036ug7a34x3r',
'bc1qcg6e26vtzja0h8up5w2m7utex0fsu4v0e0e7uy',
'bc1qcg6e26vtzja0h8up5w2m7utex0fsu4v0e0e7uy', // duplicate intended
],
3,
);
assert.ok(
histories['bc1qt4t9xl2gmjvxgmp5gev6m8e6s9c85979ta7jeh'][0]['tx_hash'] ===
'ad00a92409d8982a1d7f877056dbed0c4337d2ebab70b30463e2802279fb936d',
);
assert.ok(
histories['bc1qcg6e26vtzja0h8up5w2m7utex0fsu4v0e0e7uy'][0]['tx_hash'] ===
'5e2fa84148a7389537434b3ad12fcae71ed43ce5fb0f016a7f154a9b99a973df',
);
assert.ok(Object.keys(histories).length === 4);
});
it('ElectrumClient can do multiGetTransactionByTxid()', async () => {
let txdatas = await BlueElectrum.multiGetTransactionByTxid(
[
'ad00a92409d8982a1d7f877056dbed0c4337d2ebab70b30463e2802279fb936d',
'042c9e276c2d06b0b84899771a7f218af90dd60436947c49a844a05d7c104b26',
'2cf439be65e7cc7c6e4db721b1c8fcb1cd95ff07cde79a52a73b3d15a12b2eb6',
'5e2fa84148a7389537434b3ad12fcae71ed43ce5fb0f016a7f154a9b99a973df',
'5e2fa84148a7389537434b3ad12fcae71ed43ce5fb0f016a7f154a9b99a973df', // duplicate intended
],
3,
);
assert.ok(
txdatas['ad00a92409d8982a1d7f877056dbed0c4337d2ebab70b30463e2802279fb936d'].txid ===
'ad00a92409d8982a1d7f877056dbed0c4337d2ebab70b30463e2802279fb936d',
);
assert.ok(
txdatas['5e2fa84148a7389537434b3ad12fcae71ed43ce5fb0f016a7f154a9b99a973df'].txid ===
'5e2fa84148a7389537434b3ad12fcae71ed43ce5fb0f016a7f154a9b99a973df',
);
assert.ok(txdatas['5e2fa84148a7389537434b3ad12fcae71ed43ce5fb0f016a7f154a9b99a973df'].size);
assert.ok(txdatas['5e2fa84148a7389537434b3ad12fcae71ed43ce5fb0f016a7f154a9b99a973df'].vin);
assert.ok(txdatas['5e2fa84148a7389537434b3ad12fcae71ed43ce5fb0f016a7f154a9b99a973df'].vout);
assert.ok(txdatas['5e2fa84148a7389537434b3ad12fcae71ed43ce5fb0f016a7f154a9b99a973df'].blocktime);
assert.ok(Object.keys(txdatas).length === 4);
});
it('multiGetTransactionByTxid() can work with big batches', async () => {
// eslint-disable-next-line
let vinTxids = 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let vintxdatas = await BlueElectrum.multiGetTransactionByTxid(vinTxids);
assert.ok(vintxdatas['8881027cfa2be033b7a9724b5547b710f5ba8aef1becb3ed53d34d614a54e3bc']);
});
it.skip('multiGetTransactionByTxid() can work with huge tx', async () => {
// electrum cant return verbose output because of "response too large (over 1,000,000 bytes"
// for example:
// echo '[{"jsonrpc":"2.0","method":"blockchain.transaction.get","params":["484a11c5e086a281413b9192b4f60c06abf745f08c2c28c4b4daefe6df3b9e5c", true],"id":1}]' | nc bitkoins.nl 50001 -i 1
// @see https://electrumx.readthedocs.io/en/latest/protocol-methods.html#blockchain-transaction-get
//
// possible solution: fetch it without verbose and decode locally. unfortunatelly it omits such info as confirmations, time etc
// so whoever uses it should be prepared for this.
// tbh consumer wallets dont usually work with such big txs, so probably we dont need it
let txdatas = await BlueElectrum.multiGetTransactionByTxid(['484a11c5e086a281413b9192b4f60c06abf745f08c2c28c4b4daefe6df3b9e5c']);
assert.ok(txdatas['484a11c5e086a281413b9192b4f60c06abf745f08c2c28c4b4daefe6df3b9e5c']);
});
it('ElectrumClient can do multiGetHistoryByAddress() to obtain txhex', async () => {
let txdatas = await BlueElectrum.multiGetTransactionByTxid(
['881c54edd95cbdd1583d6b9148eb35128a47b64a2e67a5368a649d6be960f08e'],
3,
false,
);
assert.strictEqual(
txdatas['881c54edd95cbdd1583d6b9148eb35128a47b64a2e67a5368a649d6be960f08e'],
'02000000000102f1155666b534f7cb476a0523a45dc8731d38d56b5b08e877c968812423fbd7f3010000000000000000d8a2882a692ee759b43e6af48ac152dd3410cc4b7d25031e83b3396c16ffbc8900000000000000000002400d03000000000017a914e286d58e53f9247a4710e51232cce0686f16873c870695010000000000160014d3e2ecbf4d91321794e0297e0284c47527cf878b02483045022100d18dc865fb4d087004d021d480b983b8afb177a1934ce4cd11cf97b03e17944f02206d7310687a84aab5d4696d535bca69c2db4449b48feb55fff028aa004f2d1744012103af4b208608c75f38e78f6e5abfbcad9c360fb60d3e035193b2cd0cdc8fc0155c0247304402207556e859845df41d897fe442f59b6106c8fa39c74ba5b7b8e3268ab0aebf186f0220048a9f3742339c44a1e5c78b491822b96070bcfda3f64db9dc6434f8e8068475012102456e5223ed3884dc6b0e152067fd836e3eb1485422eda45558bf83f59c6ad09f00000000',
);
});
});