bitcoinjs-lib/test/bitcoin.core.js
2016-06-22 13:58:53 +10:00

255 lines
8 KiB
JavaScript

/* global describe, it */
var assert = require('assert')
var base58 = require('bs58')
var bitcoin = require('../')
var base58_encode_decode = require('./fixtures/core/base58_encode_decode.json')
var base58_keys_invalid = require('./fixtures/core/base58_keys_invalid.json')
var base58_keys_valid = require('./fixtures/core/base58_keys_valid.json')
var blocks_valid = require('./fixtures/core/blocks.json')
var sig_canonical = require('./fixtures/core/sig_canonical.json')
var sig_noncanonical = require('./fixtures/core/sig_noncanonical.json')
var sighash = require('./fixtures/core/sighash.json')
var tx_valid = require('./fixtures/core/tx_valid.json')
describe('Bitcoin-core', function () {
// base58_encode_decode
describe('base58', function () {
base58_encode_decode.forEach(function (f) {
var fhex = f[0]
var fb58 = f[1]
it('can decode ' + fb58, function () {
var buffer = base58.decode(fb58)
var actual = new Buffer(buffer).toString('hex')
assert.strictEqual(actual, fhex)
})
it('can encode ' + fhex, function () {
var buffer = new Buffer(fhex, 'hex')
var actual = base58.encode(buffer)
assert.strictEqual(actual, fb58)
})
})
})
// base58_keys_valid
describe('address.toBase58Check', function () {
var typeMap = {
'pubkey': 'pubKeyHash',
'script': 'scriptHash'
}
base58_keys_valid.forEach(function (f) {
var expected = f[0]
var hash = new Buffer(f[1], 'hex')
var params = f[2]
if (params.isPrivkey) return
var network = params.isTestnet ? bitcoin.networks.testnet : bitcoin.networks.bitcoin
var version = network[typeMap[params.addrType]]
it('can export ' + expected, function () {
assert.strictEqual(bitcoin.address.toBase58Check(hash, version), expected)
})
})
})
// base58_keys_invalid
describe('address.fromBase58Check', function () {
var allowedNetworks = [
bitcoin.networks.bitcoin.pubkeyhash,
bitcoin.networks.bitcoin.scripthash,
bitcoin.networks.testnet.pubkeyhash,
bitcoin.networks.testnet.scripthash
]
base58_keys_invalid.forEach(function (f) {
var string = f[0]
it('throws on ' + string, function () {
assert.throws(function () {
var address = bitcoin.address.fromBase58Check(string)
assert.notEqual(allowedNetworks.indexOf(address.version), -1, 'Invalid network')
}, /(Invalid (checksum|network))|(too (short|long))/)
})
})
})
// base58_keys_valid
describe('ECPair', function () {
base58_keys_valid.forEach(function (f) {
var string = f[0]
var hex = f[1]
var params = f[2]
if (!params.isPrivkey) return
var network = params.isTestnet ? bitcoin.networks.testnet : bitcoin.networks.bitcoin
var keyPair = bitcoin.ECPair.fromWIF(string, network)
it('fromWIF imports ' + string, function () {
assert.strictEqual(keyPair.d.toHex(), hex)
assert.strictEqual(keyPair.compressed, params.isCompressed)
})
it('toWIF exports ' + hex + ' to ' + string, function () {
assert.strictEqual(keyPair.toWIF(), string)
})
})
})
// base58_keys_invalid
describe('ECPair.fromWIF', function () {
var allowedNetworks = [
bitcoin.networks.bitcoin,
bitcoin.networks.testnet
]
base58_keys_invalid.forEach(function (f) {
var string = f[0]
it('throws on ' + string, function () {
assert.throws(function () {
bitcoin.ECPair.fromWIF(string, allowedNetworks)
}, /(Invalid|Unknown) (checksum|compression flag|network version|WIF length)/)
})
})
})
describe('Block.fromHex', function () {
blocks_valid.forEach(function (f) {
it('can parse ' + f.id, function () {
var block = bitcoin.Block.fromHex(f.hex)
assert.strictEqual(block.getId(), f.id)
assert.strictEqual(block.transactions.length, f.transactions)
})
})
})
// tx_valid
describe('Transaction.fromHex', function () {
tx_valid.forEach(function (f) {
// Objects that are only a single string are ignored
if (f.length === 1) return
var inputs = f[0]
var fhex = f[1]
// var verifyFlags = f[2] // TODO: do we need to test this?
it('can decode ' + fhex, function () {
var transaction = bitcoin.Transaction.fromHex(fhex)
transaction.ins.forEach(function (txIn, i) {
var input = inputs[i]
// reverse because test data is reversed
var prevOutHash = [].reverse.call(new Buffer(input[0], 'hex'))
var prevOutIndex = input[1]
assert.deepEqual(txIn.hash, prevOutHash)
// we read UInt32, not Int32
assert.strictEqual(txIn.index & 0xffffffff, prevOutIndex)
})
})
})
})
describe('script.fromASM', function () {
tx_valid.forEach(function (f) {
// Objects that are only a single string are ignored
if (f.length === 1) return
var inputs = f[0]
inputs.forEach(function (input) {
var prevOutScriptPubKey = input[2]
.replace(/(^| )([0-9])( |$)/g, 'OP_$2 ')
.replace(/0x[a-f0-9]+ 0x([a-f0-9]+)/, '$1')
.replace(/DUP/g, 'OP_DUP')
.replace(/NOT/g, 'OP_NOT')
.replace(/HASH160/g, 'OP_HASH160')
.replace(/EQUALVERIFY/g, 'OP_EQUALVERIFY')
.replace(/EQUAL( |$)/g, 'OP_EQUAL ')
.replace(/CHECKSIG/g, 'OP_CHECKSIG')
.replace(/ CHECKMULTISIG/g, ' OP_CHECKMULTISIG')
.replace(/CODESEPARATOR/g, 'OP_CODESEPARATOR')
.replace(/CHECKSIGVERIFY/g, 'OP_CHECKSIGVERIFY')
it('can parse ' + prevOutScriptPubKey, function () {
// TODO: we can probably do better validation than this
bitcoin.script.fromASM(prevOutScriptPubKey)
})
})
})
})
// sighash
describe('Transaction', function () {
sighash.forEach(function (f) {
// Objects that are only a single string are ignored
if (f.length === 1) return
var txHex = f[0]
var scriptHex = f[1]
var inIndex = f[2]
var hashType = f[3]
var expectedHash = f[4]
var hashTypes = []
if ((hashType & 0x1f) === bitcoin.Transaction.SIGHASH_NONE) hashTypes.push('SIGHASH_NONE')
else if ((hashType & 0x1f) === bitcoin.Transaction.SIGHASH_SINGLE) hashTypes.push('SIGHASH_SINGLE')
else hashTypes.push('SIGHASH_ALL')
if (hashType & bitcoin.Transaction.SIGHASH_ANYONECANPAY) hashTypes.push('SIGHASH_ANYONECANPAY')
var hashTypeName = hashTypes.join(' | ')
it('should hash ' + txHex.slice(0, 40) + '... (' + hashTypeName + ')', function () {
var transaction = bitcoin.Transaction.fromHex(txHex)
assert.strictEqual(transaction.toHex(), txHex)
var script = new Buffer(scriptHex, 'hex')
var scriptChunks = bitcoin.script.decompile(script)
assert.strictEqual(bitcoin.script.compile(scriptChunks).toString('hex'), scriptHex)
var hash = transaction.hashForSignature(inIndex, script, hashType)
// reverse because test data is reversed
assert.equal([].reverse.call(hash).toString('hex'), expectedHash)
})
})
})
describe('ECSignature.parseScriptSignature', function () {
sig_canonical.forEach(function (hex) {
var buffer = new Buffer(hex, 'hex')
it('can parse ' + hex, function () {
var parsed = bitcoin.ECSignature.parseScriptSignature(buffer)
var actual = parsed.signature.toScriptSignature(parsed.hashType)
assert.strictEqual(actual.toString('hex'), hex)
})
})
sig_noncanonical.forEach(function (hex, i) {
if (i === 0) return
if (i % 2 !== 0) return
var description = sig_noncanonical[i - 1].slice(0, -1)
var buffer = new Buffer(hex, 'hex')
it('throws on ' + description, function () {
assert.throws(function () {
bitcoin.ECSignature.parseScriptSignature(buffer)
}, /Expected DER (integer|sequence)|(R|S) value (excessively padded|is negative)|(R|S|DER sequence) length is (zero|too short|too long|invalid)|Invalid hashType/)
})
})
})
})