140 lines
4.8 KiB
JavaScript
140 lines
4.8 KiB
JavaScript
var assert = require('assert')
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var crypto = require('../src/crypto')
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var networks = require('../src/networks')
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var Address = require('../src/address')
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var ECPubKey = require('../src/ecpubkey')
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var Script = require('../src/script')
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var fixtures = require('./fixtures/script.json')
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function b2h(b) { return new Buffer(b).toString('hex') }
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function h2b(h) { return new Buffer(h, 'hex') }
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describe('Script', function() {
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describe('constructor', function() {
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it('works for a byte array', function() {
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assert.ok(new Script([]))
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})
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it('works when nothing is passed in', function() {
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assert.ok(new Script())
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})
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it('throws an error when input is not an array', function() {
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assert.throws(function(){ new Script({}) })
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})
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})
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describe('fromHex/toHex', function() {
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fixtures.valid.forEach(function(f) {
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it('decodes/encodes ' + f.description, function() {
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assert.equal(Script.fromHex(f.hex).toHex(), f.hex)
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})
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})
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})
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describe('getHash', function() {
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it('matches the test vectors', function() {
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fixtures.valid.forEach(function(f) {
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var script = Script.fromHex(f.hex)
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assert.equal(script.getHash().toString('hex'), f.hash)
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})
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})
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})
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describe('getInType', function() {
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fixtures.valid.forEach(function(f) {
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if (!f.scriptPubKey) {
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it('supports ' + f.description, function() {
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var script = Script.fromHex(f.hex)
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assert.equal(script.getInType(), f.type)
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})
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}
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})
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})
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describe('getOutType', function() {
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fixtures.valid.forEach(function(f) {
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if (f.scriptPubKey) {
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it('supports ' + f.description, function() {
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var script = Script.fromHex(f.hex)
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assert.equal(script.getOutType(), f.type)
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})
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}
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})
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})
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describe('pay-to-pubKeyHash', function() {
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it('matches the test data', function() {
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var address = Address.fromBase58Check('19E6FV3m3kEPoJD5Jz6dGKdKwTVvjsWUvu')
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var script = Script.createPubKeyHashScriptPubKey(address.hash)
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// FIXME: not good TDD
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assert.equal(script.toHex(), fixtures.valid[1].hex)
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})
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})
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describe('pay-to-scriptHash', function() {
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it('matches the test data', function() {
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var hash = new Buffer('e8c300c87986efa84c37c0519929019ef86eb5b4', 'hex')
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var script = Script.createP2SHScriptPubKey(hash)
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// FIXME: not good TDD
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assert.equal(script.toHex(), fixtures.valid[0].hex)
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})
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})
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describe('2-of-3 Multi-Signature scriptPubKey', function() {
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var pubKeys
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beforeEach(function() {
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pubKeys = [
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'02ea1297665dd733d444f31ec2581020004892cdaaf3dd6c0107c615afb839785f',
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'02fab2dea1458990793f56f42e4a47dbf35a12a351f26fa5d7e0cc7447eaafa21f',
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'036c6802ce7e8113723dd92cdb852e492ebb157a871ca532c3cb9ed08248ff0e19'
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].map(ECPubKey.fromHex)
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})
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it('should create valid redeemScript', function() {
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var redeemScript = Script.createMultisigScriptPubKey(2, pubKeys)
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var hash160 = crypto.hash160(redeemScript.buffer)
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var multisigAddress = new Address(hash160, networks.bitcoin.scriptHash)
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assert.equal(multisigAddress.toString(), '32vYjxBb7pHJJyXgNk8UoK3BdRDxBzny2v')
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})
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})
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describe('2-of-2 Multisig scriptSig', function() {
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var pubKeys = [
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'02359c6e3f04cefbf089cf1d6670dc47c3fb4df68e2bad1fa5a369f9ce4b42bbd1',
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'0395a9d84d47d524548f79f435758c01faec5da2b7e551d3b8c995b7e06326ae4a'
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].map(ECPubKey.fromHex)
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var signatures = [
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'304402207515cf147d201f411092e6be5a64a6006f9308fad7b2a8fdaab22cd86ce764c202200974b8aca7bf51dbf54150d3884e1ae04f675637b926ec33bf75939446f6ca2801',
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'3045022100ef253c1faa39e65115872519e5f0a33bbecf430c0f35cf562beabbad4da24d8d02201742be8ee49812a73adea3007c9641ce6725c32cd44ddb8e3a3af460015d140501'
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].map(h2b)
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var expected = '0047304402207515cf147d201f411092e6be5a64a6006f9308fad7b2a8fdaab22cd86ce764c202200974b8aca7bf51dbf54150d3884e1ae04f675637b926ec33bf75939446f6ca2801483045022100ef253c1faa39e65115872519e5f0a33bbecf430c0f35cf562beabbad4da24d8d02201742be8ee49812a73adea3007c9641ce6725c32cd44ddb8e3a3af460015d14050147522102359c6e3f04cefbf089cf1d6670dc47c3fb4df68e2bad1fa5a369f9ce4b42bbd1210395a9d84d47d524548f79f435758c01faec5da2b7e551d3b8c995b7e06326ae4a52ae'
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it('should create a valid P2SH multisig scriptSig', function() {
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var redeemScript = Script.createMultisigScriptPubKey(2, pubKeys)
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var redeemScriptSig = Script.createMultisigScriptSig(signatures)
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var scriptSig = Script.createP2SHScriptSig(redeemScriptSig, redeemScript)
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assert.equal(b2h(scriptSig.buffer), expected)
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})
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it('should throw on not enough signatures', function() {
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var redeemScript = Script.createMultisigScriptPubKey(2, pubKeys)
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assert.throws(function() {
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Script.createMultisigScriptSig(signatures.slice(1), redeemScript)
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})
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})
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})
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})
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