bitcoinjs-lib/test/wallet.js

249 lines
8.5 KiB
JavaScript

var Wallet = require('../src/wallet.js')
var HDNode = require('../src/hdwallet.js')
var convert = require('../src/convert.js')
var assert = require('assert')
var SHA256 = require('crypto-js/sha256')
var Crypto = require('crypto-js')
describe('Wallet', function() {
var seed, wallet;
beforeEach(function(){
seed = convert.wordArrayToBytes(SHA256("don't use a string seed like this in real life"))
wallet = new Wallet(seed)
})
describe('constructor', function() {
it('defaults to Bitcoin mainnet', function() {
assert.equal(wallet.getMasterKey().network, 'mainnet')
})
it("generates m/0' as the main account", function() {
var mainAccount = wallet.getAccountZero()
assert.equal(mainAccount.index, 0 + HDNode.HIGHEST_BIT)
assert.equal(mainAccount.depth, 1)
})
it("generates m/0'/0 as the external account", function() {
var account = wallet.getExternalAccount()
assert.equal(account.index, 0)
assert.equal(account.depth, 2)
})
it("generates m/0'/1 as the internal account", function() {
var account = wallet.getInternalAccount()
assert.equal(account.index, 1)
assert.equal(account.depth, 2)
})
describe('when seed is not specified', function(){
it('generates a seed', function(){
var wallet = new Wallet()
assert.ok(wallet.getMasterKey())
})
})
describe('constructor options', function() {
beforeEach(function() {
wallet = new Wallet(seed, {network: 'testnet'})
})
it('uses the network if specified', function() {
assert.equal(wallet.getMasterKey().network, 'testnet')
})
})
})
describe('newMasterKey', function(){
it('resets accounts', function(){
var wallet = new Wallet()
var oldAccountZero = wallet.getAccountZero()
var oldExternalAccount = wallet.getExternalAccount()
var oldInternalAccount = wallet.getInternalAccount()
wallet.newMasterKey(seed)
assertNotEqual(wallet.getAccountZero(), oldAccountZero)
assertNotEqual(wallet.getExternalAccount(), oldExternalAccount)
assertNotEqual(wallet.getInternalAccount(), oldInternalAccount)
})
it('resets addresses', function(){
var wallet = new Wallet()
wallet.generateAddress()
wallet.generateChangeAddress()
var oldAddresses = wallet.addresses
var oldChangeAddresses = wallet.changeAddresses
assert.notDeepEqual(oldAddresses, [])
assert.notDeepEqual(oldChangeAddresses, [])
wallet.newMasterKey(seed)
assert.deepEqual(wallet.addresses, [])
assert.deepEqual(wallet.changeAddresses, [])
})
})
describe('generateAddress', function(){
it('generate receiving addresses', function(){
var wallet = new Wallet(seed, {network: 'testnet'})
var expectedAddresses = [
"n1GyUANZand9Kw6hGSV9837cCC9FFUQzQa",
"n2fiWrHqD6GM5GiEqkbWAc6aaZQp3ba93X"
]
assert.equal(wallet.generateAddress(), expectedAddresses[0])
assert.equal(wallet.generateAddress(), expectedAddresses[1])
assert.deepEqual(wallet.addresses, expectedAddresses)
})
})
describe('generateChangeAddress', function(){
it('generates change addresses', function(){
var wallet = new Wallet(seed, {network: 'testnet'})
var expectedAddresses = ["mnXiDR4MKsFxcKJEZjx4353oXvo55iuptn"]
assert.equal(wallet.generateChangeAddress(), expectedAddresses[0])
assert.deepEqual(wallet.changeAddresses, expectedAddresses)
})
})
describe('getPrivateKey', function(){
it('returns the private key at the given index of external account', function(){
var wallet = new Wallet(seed, {network: 'testnet'})
assertEqual(wallet.getPrivateKey(0), wallet.getExternalAccount().derive(0).priv)
assertEqual(wallet.getPrivateKey(1), wallet.getExternalAccount().derive(1).priv)
})
})
describe('getInternalPrivateKey', function(){
it('returns the private key at the given index of internal account', function(){
var wallet = new Wallet(seed, {network: 'testnet'})
assertEqual(wallet.getInternalPrivateKey(0), wallet.getInternalAccount().derive(0).priv)
assertEqual(wallet.getInternalPrivateKey(1), wallet.getInternalAccount().derive(1).priv)
})
})
describe('getPrivateKeyForAddress', function(){
it('returns the private key for the given address', function(){
var wallet = new Wallet(seed, {network: 'testnet'})
wallet.generateChangeAddress()
wallet.generateAddress()
wallet.generateAddress()
assertEqual(wallet.getPrivateKeyForAddress("n2fiWrHqD6GM5GiEqkbWAc6aaZQp3ba93X"),
wallet.getExternalAccount().derive(1).priv)
assertEqual(wallet.getPrivateKeyForAddress("mnXiDR4MKsFxcKJEZjx4353oXvo55iuptn"),
wallet.getInternalAccount().derive(0).priv)
})
it('raises an error when address is not found', function(){
var wallet = new Wallet(seed, {network: 'testnet'})
assert.throws(function() {
wallet.getPrivateKeyForAddress("n2fiWrHqD6GM5GiEqkbWAc6aaZQp3ba93X")
}, Error, 'Unknown address. Make sure the address is from the keychain and has been generated.')
})
})
describe('Unspent Outputs', function(){
var expectedUtxo, expectedOutputKey;
beforeEach(function(){
expectedUtxo = [
{
"hash":"6a4062273ac4f9ea4ffca52d9fd102b08f6c32faa0a4d1318e3a7b2e437bb9c7",
"hashLittleEndian":"c7b97b432e7b3a8e31d1a4a0fa326c8fb002d19f2da5fc4feaf9c43a2762406a",
"outputIndex": 0,
"scriptPubKey":"76a91468edf28474ee22f68dfe7e56e76c017c1701b84f88ac",
"address" : "1azpkpcfczkduetfbqul4mokqai3m3hmxv",
"value": 20000
}
]
expectedOutputKey = expectedUtxo[0].hash + ":" + expectedUtxo[0].outputIndex
})
describe('getUnspentOutputs', function(){
it('parses wallet outputs to the expect format', function(){
wallet.outputs[expectedOutputKey] = {
output: expectedOutputKey,
scriptPubKey: expectedUtxo[0].scriptPubKey,
address: expectedUtxo[0].address,
value: expectedUtxo[0].value
}
assert.deepEqual(wallet.getUnspentOutputs(), expectedUtxo)
})
})
describe('setUnspentOutputs', function(){
var utxo;
beforeEach(function(){
utxo = cloneObject(expectedUtxo)
})
it('uses hashLittleEndian when hash is not present', function(){
delete utxo[0]['hash']
wallet.setUnspentOutputs(utxo)
verifyOutputs()
})
it('uses hash when hashLittleEndian is not present', function(){
delete utxo[0]['hashLittleEndian']
wallet.setUnspentOutputs(utxo)
verifyOutputs()
})
it('uses hash when both hash and hashLittleEndian are present', function(){
wallet.setUnspentOutputs(utxo)
verifyOutputs()
})
describe('required fields', function(){
it("throws an error when hash and hashLittleEndian are both missing", function(){
delete utxo[0]['hash']
delete utxo[0]['hashLittleEndian']
var errorMessage = 'Invalid unspent output: key hash(or hashLittleEndian) is missing. ' +
'A valid unspent output must contain outputIndex, scriptPubKey, address, value and hash(or hashLittleEndian)'
assert.throws(function() {
wallet.setUnspentOutputs(utxo)
}, Error, errorMessage)
});
['outputIndex', 'scriptPubKey', 'address', 'value'].forEach(function(field){
it("throws an error when " + field + " is missing", function(){
delete utxo[0][field]
var errorMessage = 'Invalid unspent output: key ' + field +
' is missing. A valid unspent output must contain outputIndex, scriptPubKey, address, value and hash(or hashLittleEndian)'
assert.throws(function() {
wallet.setUnspentOutputs(utxo)
}, Error, errorMessage)
})
})
})
function verifyOutputs() {
var output = wallet.outputs[expectedOutputKey]
assert(output)
assert.equal(output.value, utxo[0].value)
assert.equal(output.address, utxo[0].address)
assert.equal(output.scriptPubKey, utxo[0].scriptPubKey)
}
})
})
function assertEqual(obj1, obj2){
assert.equal(obj1.toString(), obj2.toString())
}
function assertNotEqual(obj1, obj2){
assert.notEqual(obj1.toString(), obj2.toString())
}
// quick and dirty: does not deal with functions on object
function cloneObject(obj){
return JSON.parse(JSON.stringify(obj))
}
})