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tests: add into-the-future CLTV test

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This commit is contained in:
Daniel Cousens 2018-02-01 12:54:20 +11:00
parent 4ca6bf4e81
commit 31703e2e40
3 changed files with 56 additions and 40 deletions
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1
package.json
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@ -48,6 +48,7 @@
},
"devDependencies": {
"bip39": "^2.3.0",
"bip65": "^1.0.1",
"bs58": "^4.0.0",
"dhttp": "^2.4.2",
"minimaldata": "^1.0.2",

8
test/integration/_regtest.js
View file

@ -19,6 +19,13 @@ function mine (count, callback) {
}, callback)
}
function height (callback) {
dhttp({
method: 'GET',
url: APIURL + '/b/best/height'
}, callback)
}
function faucet (address, value, callback) {
dhttp({
method: 'POST',
@ -69,6 +76,7 @@ module.exports = {
broadcast: broadcast,
faucet: faucet,
fetch: fetch,
height: height,
mine: mine,
network: bitcoin.networks.testnet,
unspents: unspents,

87
test/integration/cltv.js
View file

@ -12,11 +12,10 @@ var bob = bitcoin.ECPair.fromWIF('cMkopUXKWsEzAjfa1zApksGRwjVpJRB3831qM9W4gKZsLw
describe('bitcoinjs-lib (transactions w/ CLTV)', function () {
var hashType = bitcoin.Transaction.SIGHASH_ALL
// waitUntil is of the form { blocks: ... } or { utc: ... }
function cltvCheckSigOutput (aQ, bQ, waitUntil) {
function cltvCheckSigOutput (aQ, bQ, lockTime) {
return bitcoin.script.compile([
bitcoin.opcodes.OP_IF,
bitcoin.script.number.encode(bip65.encode(waitUntil)),
bitcoin.script.number.encode(lockTime),
bitcoin.opcodes.OP_CHECKLOCKTIMEVERIFY,
bitcoin.opcodes.OP_DROP,
@ -39,8 +38,8 @@ describe('bitcoinjs-lib (transactions w/ CLTV)', function () {
this.timeout(30000)
// 3 hours ago
var timeUtc = utcNow() - (3600 * 3)
var redeemScript = cltvCheckSigOutput(alice, bob, { utc: timeUtc })
var lockTime = bip65.encode({ utc: utcNow() - (3600 * 3) })
var redeemScript = cltvCheckSigOutput(alice, bob, lockTime)
var scriptPubKey = bitcoin.script.scriptHash.output.encode(bitcoin.crypto.hash160(redeemScript))
var address = bitcoin.address.fromOutputScript(scriptPubKey, regtest)
@ -49,7 +48,7 @@ describe('bitcoinjs-lib (transactions w/ CLTV)', function () {
if (err) return done(err)
var txb = new bitcoin.TransactionBuilder(regtest)
txb.setLockTime(timeUtc)
txb.setLockTime(lockTime)
txb.addInput(unspent.txId, unspent.vout, 0xfffffffe)
txb.addOutput(regtestUtils.RANDOM_ADDRESS, 7e4)
@ -79,47 +78,55 @@ describe('bitcoinjs-lib (transactions w/ CLTV)', function () {
it('can create (and broadcast via 3PBP) a Transaction where Alice can redeem the output after the expiry (in the future)', function (done) {
this.timeout(30000)
// 50 blocks from now
var time
var redeemScript = cltvCheckSigOutput(alice, bob, timeUtc)
var scriptPubKey = bitcoin.script.scriptHash.output.encode(bitcoin.crypto.hash160(redeemScript))
var address = bitcoin.address.fromOutputScript(scriptPubKey, regtest)
// fund the P2SH(CLTV) address
regtestUtils.faucet(address, 1e5, function (err, unspent) {
regtestUtils.height(function (err, height) {
if (err) return done(err)
var txb = new bitcoin.TransactionBuilder(regtest)
txb.setLockTime(timeUtc)
txb.addInput(unspent.txId, unspent.vout, 0xfffffffe)
txb.addOutput(regtestUtils.RANDOM_ADDRESS, 7e4)
// 50 blocks from now
var lockTime = bip65.encode({ blocks: height + 50 })
var redeemScript = cltvCheckSigOutput(alice, bob, lockTime)
var scriptPubKey = bitcoin.script.scriptHash.output.encode(bitcoin.crypto.hash160(redeemScript))
var address = bitcoin.address.fromOutputScript(scriptPubKey, regtest)
// {Alice's signature} OP_TRUE
var tx = txb.buildIncomplete()
var signatureHash = tx.hashForSignature(0, redeemScript, hashType)
var redeemScriptSig = bitcoin.script.scriptHash.input.encode([
alice.sign(signatureHash).toScriptSignature(hashType),
bitcoin.opcodes.OP_TRUE
], redeemScript)
tx.setInputScript(0, redeemScriptSig)
regtestUtils.broadcast(tx.toHex(), function (err) {
// fund the P2SH(CLTV) address
regtestUtils.faucet(address, 1e5, function (err, unspent) {
if (err) return done(err)
// fails before the expiry
assert.throws(function () {
if (err) throw err
}, /Error: 64: non-final/)
var txb = new bitcoin.TransactionBuilder(regtest)
txb.setLockTime(lockTime)
txb.addInput(unspent.txId, unspent.vout, 0xfffffffe)
txb.addOutput(regtestUtils.RANDOM_ADDRESS, 7e4)
// into the future!
regtestUtils.mine(
// {Alice's signature} OP_TRUE
var tx = txb.buildIncomplete()
var signatureHash = tx.hashForSignature(0, redeemScript, hashType)
var redeemScriptSig = bitcoin.script.scriptHash.input.encode([
alice.sign(signatureHash).toScriptSignature(hashType),
bitcoin.opcodes.OP_TRUE
], redeemScript)
tx.setInputScript(0, redeemScriptSig)
regtestUtils.verify({
txId: tx.getId(),
address: regtestUtils.RANDOM_ADDRESS,
vout: 0,
value: 7e4
}, done)
regtestUtils.broadcast(tx.toHex(), function (err) {
// fails before the expiry
assert.throws(function () {
if (err) throw err
}, /Error: 64: non-final/)
// into the future!
regtestUtils.mine(51, function (err) {
if (err) return done(err)
regtestUtils.broadcast(tx.toHex(), function (err) {
if (err) return done(err)
regtestUtils.verify({
txId: tx.getId(),
address: regtestUtils.RANDOM_ADDRESS,
vout: 0,
value: 7e4
}, done)
})
})
})
})
})
})