bitcoinjs-lib/test/integration/bip32.js

99 lines
4.1 KiB
JavaScript

/* global describe, it */
var assert = require('assert')
var bip39 = require('bip39')
var bitcoin = require('../../')
describe('bitcoinjs-lib (BIP32)', function () {
it('can import a BIP32 testnet xpriv and export to WIF', function () {
var xpriv = 'tprv8ZgxMBicQKsPd7Uf69XL1XwhmjHopUGep8GuEiJDZmbQz6o58LninorQAfcKZWARbtRtfnLcJ5MQ2AtHcQJCCRUcMRvmDUjyEmNUWwx8UbK'
var node = bitcoin.HDNode.fromBase58(xpriv, bitcoin.networks.testnet)
assert.equal(node.keyPair.toWIF(), 'cQfoY67cetFNunmBUX5wJiw3VNoYx3gG9U9CAofKE6BfiV1fSRw7')
})
it('can export a BIP32 xpriv, then import it', function () {
var mnemonic = 'praise you muffin lion enable neck grocery crumble super myself license ghost'
var seed = bip39.mnemonicToSeed(mnemonic)
var node = bitcoin.HDNode.fromSeedBuffer(seed)
var string = node.toBase58()
var restored = bitcoin.HDNode.fromBase58(string)
assert.equal(node.getAddress(), restored.getAddress()) // same public key
assert.equal(node.keyPair.toWIF(), restored.keyPair.toWIF()) // same private key
})
it('can export a BIP32 xpub', function () {
var mnemonic = 'praise you muffin lion enable neck grocery crumble super myself license ghost'
var seed = bip39.mnemonicToSeed(mnemonic)
var node = bitcoin.HDNode.fromSeedBuffer(seed)
var string = node.neutered().toBase58()
assert.equal(string, 'xpub661MyMwAqRbcGhVeaVfEBA25e3cP9DsJQZoE8iep5fZSxy3TnPBNBgWnMZx56oreNc48ZoTkQfatNJ9VWnQ7ZcLZcVStpaXLTeG8bGrzX3n')
})
it('can create a BIP32, bitcoin, account 0, external address', function () {
var path = "m/0'/0/0"
var root = bitcoin.HDNode.fromSeedHex('dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd')
var child1 = root.derivePath(path)
// option 2, manually
var child1b = root.deriveHardened(0)
.derive(0)
.derive(0)
assert.equal(child1.getAddress(), '1JHyB1oPXufr4FXkfitsjgNB5yRY9jAaa7')
assert.equal(child1b.getAddress(), '1JHyB1oPXufr4FXkfitsjgNB5yRY9jAaa7')
})
it('can create a BIP44, bitcoin, account 0, external address', function () {
var root = bitcoin.HDNode.fromSeedHex('dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd')
var child1 = root.derivePath("m/44'/0'/0'/0/0")
// option 2, manually
var child1b = root.deriveHardened(44)
.deriveHardened(0)
.deriveHardened(0)
.derive(0)
.derive(0)
assert.equal(child1.getAddress(), '12Tyvr1U8A3ped6zwMEU5M8cx3G38sP5Au')
assert.equal(child1b.getAddress(), '12Tyvr1U8A3ped6zwMEU5M8cx3G38sP5Au')
})
it('can create a BIP49, bitcoin testnet, account 0, external address', function () {
var mnemonic = 'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about'
var seed = bip39.mnemonicToSeed(mnemonic)
var root = bitcoin.HDNode.fromSeedBuffer(seed)
var path = "m/49'/1'/0'/0/0"
var child = root.derivePath(path)
var keyhash = bitcoin.crypto.hash160(child.getPublicKeyBuffer())
var scriptSig = bitcoin.script.witnessPubKeyHash.output.encode(keyhash)
var addressBytes = bitcoin.crypto.hash160(scriptSig)
var outputScript = bitcoin.script.scriptHash.output.encode(addressBytes)
var address = bitcoin.address.fromOutputScript(outputScript, bitcoin.networks.testnet)
assert.equal(address, '2Mww8dCYPUpKHofjgcXcBCEGmniw9CoaiD2')
})
it('can use BIP39 to generate BIP32 addresses', function () {
// var mnemonic = bip39.generateMnemonic()
var mnemonic = 'praise you muffin lion enable neck grocery crumble super myself license ghost'
assert(bip39.validateMnemonic(mnemonic))
var seed = bip39.mnemonicToSeed(mnemonic)
var root = bitcoin.HDNode.fromSeedBuffer(seed)
// receive addresses
assert.strictEqual(root.derivePath("m/0'/0/0").getAddress(), '1AVQHbGuES57wD68AJi7Gcobc3RZrfYWTC')
assert.strictEqual(root.derivePath("m/0'/0/1").getAddress(), '1Ad6nsmqDzbQo5a822C9bkvAfrYv9mc1JL')
// change addresses
assert.strictEqual(root.derivePath("m/0'/1/0").getAddress(), '1349KVc5NgedaK7DvuD4xDFxL86QN1Hvdn')
assert.strictEqual(root.derivePath("m/0'/1/1").getAddress(), '1EAvj4edpsWcSer3duybAd4KiR4bCJW5J6')
})
})