47 lines
1.6 KiB
JavaScript
47 lines
1.6 KiB
JavaScript
/* global describe, it */
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var assert = require('assert')
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var bitcoin = require('../../')
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var blockchain = require('./_blockchain')
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describe('bitcoinjs-lib (advanced)', function () {
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it('can sign a Bitcoin message', function () {
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var keyPair = bitcoin.ECPair.fromWIF('5KYZdUEo39z3FPrtuX2QbbwGnNP5zTd7yyr2SC1j299sBCnWjss')
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var message = 'This is an example of a signed message.'
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var signature = bitcoin.message.sign(keyPair, message)
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assert.strictEqual(signature.toString('base64'), 'G9L5yLFjti0QTHhPyFrZCT1V/MMnBtXKmoiKDZ78NDBjERki6ZTQZdSMCtkgoNmp17By9ItJr8o7ChX0XxY91nk=')
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})
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it('can verify a Bitcoin message', function () {
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var address = '1HZwkjkeaoZfTSaJxDw6aKkxp45agDiEzN'
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var signature = 'HJLQlDWLyb1Ef8bQKEISzFbDAKctIlaqOpGbrk3YVtRsjmC61lpE5ErkPRUFtDKtx98vHFGUWlFhsh3DiW6N0rE'
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var message = 'This is an example of a signed message.'
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assert(bitcoin.message.verify(address, signature, message))
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})
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it('can create a transaction using OP_RETURN', function (done) {
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this.timeout(30000)
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var network = bitcoin.networks.testnet
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var keyPair = bitcoin.ECPair.makeRandom({ network: network })
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var address = keyPair.getAddress()
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blockchain.t.faucet(address, 2e4, function (err, unspent) {
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if (err) return done(err)
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var tx = new bitcoin.TransactionBuilder(network)
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var data = new Buffer('bitcoinjs-lib')
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var dataScript = bitcoin.script.nullDataOutput(data)
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tx.addInput(unspent.txId, unspent.vout)
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tx.addOutput(dataScript, 1000)
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tx.sign(0, keyPair)
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var txRaw = tx.build()
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blockchain.t.transactions.propagate(txRaw.toHex(), done)
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})
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})
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})
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