273 lines
8.5 KiB
JavaScript
273 lines
8.5 KiB
JavaScript
var assert = require('assert')
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var scripts = require('../src/scripts')
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var Address = require('../src/address')
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var ECKey = require('../src/eckey')
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var Transaction = require('../src/transaction')
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var Script = require('../src/script')
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var fixtures = require('./fixtures/transaction')
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describe('Transaction', function() {
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function fromRaw(raw) {
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var tx = new Transaction()
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tx.version = raw.version
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tx.locktime = raw.locktime
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raw.ins.forEach(function(txIn) {
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var txHash = new Buffer(txIn.hash, 'hex')
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var script = txIn.script ? Script.fromASM(txIn.script) : undefined
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tx.addInput(txHash, txIn.index, txIn.sequence, script)
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})
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raw.outs.forEach(function(txOut) {
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tx.addOutput(Script.fromASM(txOut.script), txOut.value)
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})
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return tx
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}
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describe('fromBuffer/fromHex', function() {
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fixtures.valid.forEach(function(f) {
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it('imports ' + f.txid + ' correctly', function() {
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var actual = Transaction.fromHex(f.hex)
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assert.deepEqual(actual.toHex(), f.hex)
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})
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})
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fixtures.invalid.fromBuffer.forEach(function(f) {
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it('throws on ' + f.exception, function() {
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assert.throws(function() {
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Transaction.fromHex(f.hex)
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}, new RegExp(f.exception))
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})
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})
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})
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describe('toBuffer/toHex', function() {
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fixtures.valid.forEach(function(f) {
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it('exports ' + f.txid + ' correctly', function() {
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var actual = fromRaw(f.raw)
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assert.deepEqual(actual.toHex(), f.hex)
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})
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})
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})
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describe('addInput', function() {
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// FIXME: not as pretty as could be
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// Probably a bit representative of the API
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var prevTxHash, prevTxId, prevTx
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beforeEach(function() {
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var f = fixtures.valid[0]
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prevTx = Transaction.fromHex(f.hex)
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prevTxHash = prevTx.getHash()
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prevTxId = prevTx.getId()
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})
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it('accepts a transaction id', function() {
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var tx = new Transaction()
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tx.addInput(prevTxId, 0)
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assert.deepEqual(tx.ins[0].hash, prevTxHash)
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})
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it('accepts a transaction hash', function() {
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var tx = new Transaction()
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tx.addInput(prevTxHash, 0)
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assert.deepEqual(tx.ins[0].hash, prevTxHash)
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})
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it('accepts a Transaction object', function() {
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var tx = new Transaction()
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tx.addInput(prevTx, 0)
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assert.deepEqual(tx.ins[0].hash, prevTxHash)
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})
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it('returns an index', function() {
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var tx = new Transaction()
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assert.equal(tx.addInput(prevTxHash, 0), 0)
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assert.equal(tx.addInput(prevTxHash, 0), 1)
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})
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it('defaults to DEFAULT_SEQUENCE', function() {
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var tx = new Transaction()
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tx.addInput(prevTxHash, 0)
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assert.equal(tx.ins[0].sequence, Transaction.DEFAULT_SEQUENCE)
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})
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it('defaults to empty script', function() {
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var tx = new Transaction()
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tx.addInput(prevTxHash, 0)
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assert.equal(tx.ins[0].script, Script.EMPTY)
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})
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fixtures.valid.forEach(function(f) {
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it('should add the inputs for ' + f.txid + ' correctly', function() {
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var tx = new Transaction()
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f.raw.ins.forEach(function(txIn, i) {
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var txHash = new Buffer(txIn.hash, 'hex')
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var script = txIn.script ? Script.fromASM(txIn.script) : undefined
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var j = tx.addInput(txHash, txIn.index, txIn.sequence, script)
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var sequence = txIn.sequence
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if (sequence === undefined) {
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sequence = Transaction.DEFAULT_SEQUENCE
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}
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assert.equal(i, j)
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assert.equal(tx.ins[i].hash.toString('hex'), txIn.hash)
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assert.equal(tx.ins[i].index, txIn.index)
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assert.equal(tx.ins[i].sequence, sequence)
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assert.deepEqual(tx.ins[i].script, script || Script.EMPTY)
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})
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})
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})
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fixtures.invalid.addInput.forEach(function(f) {
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it('throws on ' + f.exception, function() {
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var tx = new Transaction()
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var hash = new Buffer(f.hash, 'hex')
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assert.throws(function() {
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tx.addInput(hash, f.index)
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}, new RegExp(f.exception))
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})
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})
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})
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describe('addOutput', function() {
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// FIXME: not as pretty as could be
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// Probably a bit representative of the API
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var destAddressB58, destAddress, destScript
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beforeEach(function() {
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destAddressB58 = '15mMHKL96tWAUtqF3tbVf99Z8arcmnJrr3'
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destAddress = Address.fromBase58Check(destAddressB58)
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destScript = destAddress.toOutputScript()
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})
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it('accepts an address string', function() {
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var tx = new Transaction()
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tx.addOutput(destAddressB58, 40000)
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assert.deepEqual(tx.outs[0].script, destScript)
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assert.equal(tx.outs[0].value, 40000)
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})
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it('accepts an Address', function() {
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var tx = new Transaction()
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tx.addOutput(destAddress, 40000)
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assert.deepEqual(tx.outs[0].script, destScript)
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assert.equal(tx.outs[0].value, 40000)
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})
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it('accepts a scriptPubKey', function() {
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var tx = new Transaction()
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tx.addOutput(destScript, 40000)
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assert.deepEqual(tx.outs[0].script, destScript)
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assert.equal(tx.outs[0].value, 40000)
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})
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it('returns an index', function() {
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var tx = new Transaction()
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assert.equal(tx.addOutput(destScript, 40000), 0)
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assert.equal(tx.addOutput(destScript, 40000), 1)
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})
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fixtures.valid.forEach(function(f) {
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it('should add the outputs for ' + f.txid + ' correctly', function() {
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var tx = new Transaction()
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f.raw.outs.forEach(function(txOut, i) {
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var scriptPubKey = Script.fromASM(txOut.script)
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var j = tx.addOutput(scriptPubKey, txOut.value)
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assert.equal(i, j)
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assert.equal(tx.outs[i].script, scriptPubKey)
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assert.equal(tx.outs[i].value, txOut.value)
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})
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})
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})
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})
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describe('clone', function() {
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fixtures.valid.forEach(function(f) {
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var expected = Transaction.fromHex(f.hex)
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var actual = expected.clone()
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it('should have value equality', function() {
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assert.deepEqual(actual, expected)
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})
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it('should not have reference equality', function() {
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assert.notEqual(actual, expected)
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})
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})
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})
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describe('getId', function() {
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fixtures.valid.forEach(function(f) {
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it('should return the txid for ' + f.txid, function() {
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var tx = Transaction.fromHex(f.hex)
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var actual = tx.getId()
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assert.equal(actual, f.txid)
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})
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})
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})
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describe('getHash', function() {
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fixtures.valid.forEach(function(f) {
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it('should return the hash for ' + f.txid, function() {
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var tx = Transaction.fromHex(f.hex)
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var actual = tx.getHash().toString('hex')
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assert.equal(actual, f.hash)
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})
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})
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})
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// TODO:
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// hashForSignature: [Function],
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// FIXME: remove in 2.x.y
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describe('signInput/validateInput', function() {
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it('works for multi-sig redeem script', function() {
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var tx = new Transaction()
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tx.addInput('d6f72aab8ff86ff6289842a0424319bf2ddba85dc7c52757912297f948286389', 0)
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tx.addOutput('mrCDrCybB6J1vRfbwM5hemdJz73FwDBC8r', 1)
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var privKeys = [
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'5HpHagT65TZzG1PH3CSu63k8DbpvD8s5ip4nEB3kEsreAnchuDf',
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'5HpHagT65TZzG1PH3CSu63k8DbpvD8s5ip4nEB3kEsreAvUcVfH'
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].map(function(wif) {
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return ECKey.fromWIF(wif)
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})
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var pubKeys = privKeys.map(function(eck) { return eck.pub })
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var redeemScript = scripts.multisigOutput(2, pubKeys)
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var signatures = privKeys.map(function(privKey) {
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return tx.signInput(0, redeemScript, privKey)
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})
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var redeemScriptSig = scripts.multisigInput(signatures)
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var scriptSig = scripts.scriptHashInput(redeemScriptSig, redeemScript)
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tx.setInputScript(0, scriptSig)
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signatures.forEach(function(sig, i){
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assert(tx.validateInput(0, redeemScript, privKeys[i].pub, sig))
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})
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var expected = '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'
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assert.equal(tx.toHex(), expected)
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})
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})
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})
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