73 lines
2.4 KiB
JavaScript
73 lines
2.4 KiB
JavaScript
/* global describe, it */
|
|
|
|
var assert = require('assert')
|
|
var bitcoin = require('../../')
|
|
var blockchain = new (require('cb-insight'))('https://test-insight.bitpay.com')
|
|
var faucetWithdraw = require('./utils').faucetWithdraw
|
|
var pollUnspent = require('./utils').pollUnspent
|
|
|
|
describe('bitcoinjs-lib (advanced)', function () {
|
|
it('can sign a Bitcoin message', function () {
|
|
var keyPair = bitcoin.ECPair.fromWIF('5KYZdUEo39z3FPrtuX2QbbwGnNP5zTd7yyr2SC1j299sBCnWjss')
|
|
var message = 'This is an example of a signed message.'
|
|
|
|
var signature = bitcoin.message.sign(keyPair, message)
|
|
assert.strictEqual(signature.toString('base64'), 'G9L5yLFjti0QTHhPyFrZCT1V/MMnBtXKmoiKDZ78NDBjERki6ZTQZdSMCtkgoNmp17By9ItJr8o7ChX0XxY91nk=')
|
|
})
|
|
|
|
it('can verify a Bitcoin message', function () {
|
|
var address = '1HZwkjkeaoZfTSaJxDw6aKkxp45agDiEzN'
|
|
var signature = 'HJLQlDWLyb1Ef8bQKEISzFbDAKctIlaqOpGbrk3YVtRsjmC61lpE5ErkPRUFtDKtx98vHFGUWlFhsh3DiW6N0rE'
|
|
var message = 'This is an example of a signed message.'
|
|
|
|
assert(bitcoin.message.verify(address, signature, message))
|
|
})
|
|
|
|
it('can create an OP_RETURN transaction', function (done) {
|
|
this.timeout(20000)
|
|
|
|
var keyPair = bitcoin.ECPair.makeRandom({
|
|
network: bitcoin.networks.testnet
|
|
})
|
|
var address = keyPair.getAddress().toString()
|
|
|
|
faucetWithdraw(address, 2e4, function (err) {
|
|
if (err) return done(err)
|
|
|
|
pollUnspent(blockchain, address, function (err, unspents) {
|
|
if (err) return done(err)
|
|
|
|
var tx = new bitcoin.TransactionBuilder()
|
|
var data = new Buffer('bitcoinjs-lib')
|
|
var dataScript = bitcoin.scripts.nullDataOutput(data)
|
|
|
|
var unspent = unspents.pop()
|
|
|
|
tx.addInput(unspent.txId, unspent.vout)
|
|
tx.addOutput(dataScript, 1000)
|
|
tx.sign(0, keyPair)
|
|
|
|
var txBuilt = tx.build()
|
|
|
|
blockchain.transactions.propagate(txBuilt.toHex(), function (err) {
|
|
if (err) return done(err)
|
|
|
|
// check that the message was propagated
|
|
blockchain.transactions.get(txBuilt.getId(), function (err, transaction) {
|
|
if (err) return done(err)
|
|
|
|
var actual = bitcoin.Transaction.fromHex(transaction.txHex)
|
|
var dataScript2 = actual.outs[0].script
|
|
var data2 = dataScript2.chunks[1]
|
|
|
|
assert.deepEqual(dataScript, dataScript2)
|
|
assert.deepEqual(data, data2)
|
|
|
|
done()
|
|
})
|
|
})
|
|
})
|
|
})
|
|
})
|
|
})
|