318 lines
11 KiB
JavaScript
318 lines
11 KiB
JavaScript
const { describe, it, before } = require('mocha')
|
|
const assert = require('assert')
|
|
const bitcoin = require('../../')
|
|
const regtestUtils = require('./_regtest')
|
|
const regtest = regtestUtils.network
|
|
const bip68 = require('bip68')
|
|
|
|
const alice = bitcoin.ECPair.fromWIF('cScfkGjbzzoeewVWmU2hYPUHeVGJRDdFt7WhmrVVGkxpmPP8BHWe', regtest)
|
|
const bob = bitcoin.ECPair.fromWIF('cMkopUXKWsEzAjfa1zApksGRwjVpJRB3831qM9W4gKZsLwjHXA9x', regtest)
|
|
const charles = bitcoin.ECPair.fromWIF('cMkopUXKWsEzAjfa1zApksGRwjVpJRB3831qM9W4gKZsMSb4Ubnf', regtest)
|
|
const dave = bitcoin.ECPair.fromWIF('cMkopUXKWsEzAjfa1zApksGRwjVpJRB3831qM9W4gKZsMwS4pqnx', regtest)
|
|
console.warn = () => {} // Silence the Deprecation Warning
|
|
|
|
describe('bitcoinjs-lib (transactions w/ CSV)', () => {
|
|
// force update MTP
|
|
before(async () => {
|
|
await regtestUtils.mine(11)
|
|
})
|
|
|
|
const hashType = bitcoin.Transaction.SIGHASH_ALL
|
|
|
|
// IF MTP (from when confirmed) > seconds, _alice can redeem
|
|
function csvCheckSigOutput (_alice, _bob, sequence) {
|
|
return bitcoin.script.fromASM(`
|
|
OP_IF
|
|
${bitcoin.script.number.encode(sequence).toString('hex')}
|
|
OP_CHECKSEQUENCEVERIFY
|
|
OP_DROP
|
|
OP_ELSE
|
|
${_bob.publicKey.toString('hex')}
|
|
OP_CHECKSIGVERIFY
|
|
OP_ENDIF
|
|
${_alice.publicKey.toString('hex')}
|
|
OP_CHECKSIG
|
|
`.trim().replace(/\s+/g, ' '))
|
|
}
|
|
|
|
// 2 of 3 multisig of _bob, _charles, _dave,
|
|
// but after sequence1 time, _alice can allow the multisig to become 1 of 3.
|
|
// but after sequence2 time, _alice can sign for the output all by themself.
|
|
// Ref: https://github.com/bitcoinbook/bitcoinbook/blob/f8b883dcd4e3d1b9adf40fed59b7e898fbd9241f/ch07.asciidoc#complex-script-example
|
|
// Note: bitcoinjs-lib will not offer specific support for problems with
|
|
// advanced script usages such as below. Use at your own risk.
|
|
function complexCsvOutput (_alice, _bob, _charles, _dave, sequence1, sequence2) {
|
|
return bitcoin.script.fromASM(`
|
|
OP_IF
|
|
OP_IF
|
|
OP_2
|
|
OP_ELSE
|
|
${bitcoin.script.number.encode(sequence1).toString('hex')}
|
|
OP_CHECKSEQUENCEVERIFY
|
|
OP_DROP
|
|
${_alice.publicKey.toString('hex')}
|
|
OP_CHECKSIGVERIFY
|
|
OP_1
|
|
OP_ENDIF
|
|
${_bob.publicKey.toString('hex')}
|
|
${_charles.publicKey.toString('hex')}
|
|
${_dave.publicKey.toString('hex')}
|
|
OP_3
|
|
OP_CHECKMULTISIG
|
|
OP_ELSE
|
|
${bitcoin.script.number.encode(sequence2).toString('hex')}
|
|
OP_CHECKSEQUENCEVERIFY
|
|
OP_DROP
|
|
${_alice.publicKey.toString('hex')}
|
|
OP_CHECKSIG
|
|
OP_ENDIF
|
|
`.trim().replace(/\s+/g, ' '))
|
|
}
|
|
|
|
// expiry will pass, {Alice's signature} OP_TRUE
|
|
it('can create (and broadcast via 3PBP) a Transaction where Alice can redeem the output after the expiry (in the future) (simple CHECKSEQUENCEVERIFY)', async () => {
|
|
// 5 blocks from now
|
|
const sequence = bip68.encode({ blocks: 5 })
|
|
const p2sh = bitcoin.payments.p2sh({
|
|
redeem: {
|
|
output: csvCheckSigOutput(alice, bob, sequence)
|
|
},
|
|
network: regtest
|
|
})
|
|
|
|
// fund the P2SH(CSV) address
|
|
const unspent = await regtestUtils.faucet(p2sh.address, 1e5)
|
|
|
|
const txb = new bitcoin.TransactionBuilder(regtest)
|
|
txb.addInput(unspent.txId, unspent.vout, sequence)
|
|
txb.addOutput(regtestUtils.RANDOM_ADDRESS, 7e4)
|
|
|
|
// {Alice's signature} OP_TRUE
|
|
const tx = txb.buildIncomplete()
|
|
const signatureHash = tx.hashForSignature(0, p2sh.redeem.output, hashType)
|
|
const redeemScriptSig = bitcoin.payments.p2sh({
|
|
network: regtest,
|
|
redeem: {
|
|
network: regtest,
|
|
output: p2sh.redeem.output,
|
|
input: bitcoin.script.compile([
|
|
bitcoin.script.signature.encode(alice.sign(signatureHash), hashType),
|
|
bitcoin.opcodes.OP_TRUE
|
|
])
|
|
}
|
|
}).input
|
|
tx.setInputScript(0, redeemScriptSig)
|
|
|
|
// TODO: test that it failures _prior_ to expiry, unfortunately, race conditions when run concurrently
|
|
// ...
|
|
// into the future!
|
|
await regtestUtils.mine(10)
|
|
|
|
await regtestUtils.broadcast(tx.toHex())
|
|
|
|
await regtestUtils.verify({
|
|
txId: tx.getId(),
|
|
address: regtestUtils.RANDOM_ADDRESS,
|
|
vout: 0,
|
|
value: 7e4
|
|
})
|
|
})
|
|
|
|
// expiry in the future, {Alice's signature} OP_TRUE
|
|
it('can create (but fail to broadcast via 3PBP) a Transaction where Alice attempts to redeem before the expiry (simple CHECKSEQUENCEVERIFY)', async () => {
|
|
// two hours after confirmation
|
|
const sequence = bip68.encode({ seconds: 7168 })
|
|
const p2sh = bitcoin.payments.p2sh({
|
|
network: regtest,
|
|
redeem: {
|
|
output: csvCheckSigOutput(alice, bob, sequence)
|
|
}
|
|
})
|
|
|
|
// fund the P2SH(CSV) address
|
|
const unspent = await regtestUtils.faucet(p2sh.address, 2e4)
|
|
|
|
const txb = new bitcoin.TransactionBuilder(regtest)
|
|
txb.addInput(unspent.txId, unspent.vout, sequence)
|
|
txb.addOutput(regtestUtils.RANDOM_ADDRESS, 1e4)
|
|
|
|
// {Alice's signature} OP_TRUE
|
|
const tx = txb.buildIncomplete()
|
|
const signatureHash = tx.hashForSignature(0, p2sh.redeem.output, hashType)
|
|
const redeemScriptSig = bitcoin.payments.p2sh({
|
|
network: regtest,
|
|
redeem: {
|
|
network: regtest,
|
|
output: p2sh.redeem.output,
|
|
input: bitcoin.script.compile([
|
|
bitcoin.script.signature.encode(alice.sign(signatureHash), hashType),
|
|
bitcoin.script.signature.encode(bob.sign(signatureHash), hashType),
|
|
bitcoin.opcodes.OP_TRUE
|
|
])
|
|
}
|
|
}).input
|
|
tx.setInputScript(0, redeemScriptSig)
|
|
|
|
await regtestUtils.broadcast(tx.toHex()).catch(err => {
|
|
assert.throws(() => {
|
|
if (err) throw err
|
|
}, /Error: non-BIP68-final \(code 64\)/)
|
|
})
|
|
})
|
|
|
|
// Check first combination of complex CSV, 2 of 3
|
|
it('can create (and broadcast via 3PBP) a Transaction where Bob and Charles can send (complex CHECKSEQUENCEVERIFY)', async () => {
|
|
const height = await regtestUtils.height()
|
|
|
|
// 2 blocks from now
|
|
const sequence1 = bip68.encode({ blocks: 2 })
|
|
// 5 blocks from now
|
|
const sequence2 = bip68.encode({ blocks: 5 })
|
|
const p2sh = bitcoin.payments.p2sh({
|
|
redeem: {
|
|
output: complexCsvOutput(alice, bob, charles, dave, sequence1, sequence2)
|
|
},
|
|
network: regtest
|
|
})
|
|
|
|
// fund the P2SH(CCSV) address
|
|
const unspent = await regtestUtils.faucet(p2sh.address, 1e5)
|
|
|
|
const txb = new bitcoin.TransactionBuilder(regtest)
|
|
txb.addInput(unspent.txId, unspent.vout)
|
|
txb.addOutput(regtestUtils.RANDOM_ADDRESS, 7e4)
|
|
|
|
// OP_0 {Bob sig} {Charles sig} OP_TRUE OP_TRUE
|
|
const tx = txb.buildIncomplete()
|
|
const signatureHash = tx.hashForSignature(0, p2sh.redeem.output, hashType)
|
|
const redeemScriptSig = bitcoin.payments.p2sh({
|
|
network: regtest,
|
|
redeem: {
|
|
network: regtest,
|
|
output: p2sh.redeem.output,
|
|
input: bitcoin.script.compile([
|
|
bitcoin.opcodes.OP_0,
|
|
bitcoin.script.signature.encode(bob.sign(signatureHash), hashType),
|
|
bitcoin.script.signature.encode(charles.sign(signatureHash), hashType),
|
|
bitcoin.opcodes.OP_TRUE,
|
|
bitcoin.opcodes.OP_TRUE
|
|
])
|
|
}
|
|
}).input
|
|
tx.setInputScript(0, redeemScriptSig)
|
|
|
|
await regtestUtils.broadcast(tx.toHex())
|
|
|
|
await regtestUtils.verify({
|
|
txId: tx.getId(),
|
|
address: regtestUtils.RANDOM_ADDRESS,
|
|
vout: 0,
|
|
value: 7e4
|
|
})
|
|
})
|
|
|
|
// Check first combination of complex CSV, mediator + 1 of 3 after 2 blocks
|
|
it('can create (and broadcast via 3PBP) a Transaction where Alice (mediator) and Bob can send after 2 blocks (complex CHECKSEQUENCEVERIFY)', async () => {
|
|
const height = await regtestUtils.height()
|
|
|
|
// 2 blocks from now
|
|
const sequence1 = bip68.encode({ blocks: 2 })
|
|
// 5 blocks from now
|
|
const sequence2 = bip68.encode({ blocks: 5 })
|
|
const p2sh = bitcoin.payments.p2sh({
|
|
redeem: {
|
|
output: complexCsvOutput(alice, bob, charles, dave, sequence1, sequence2)
|
|
},
|
|
network: regtest
|
|
})
|
|
|
|
// fund the P2SH(CCSV) address
|
|
const unspent = await regtestUtils.faucet(p2sh.address, 1e5)
|
|
|
|
const txb = new bitcoin.TransactionBuilder(regtest)
|
|
txb.addInput(unspent.txId, unspent.vout, sequence1) // Set sequence1 for input
|
|
txb.addOutput(regtestUtils.RANDOM_ADDRESS, 7e4)
|
|
|
|
// OP_0 {Bob sig} {Alice mediator sig} OP_FALSE OP_TRUE
|
|
const tx = txb.buildIncomplete()
|
|
const signatureHash = tx.hashForSignature(0, p2sh.redeem.output, hashType)
|
|
const redeemScriptSig = bitcoin.payments.p2sh({
|
|
network: regtest,
|
|
redeem: {
|
|
network: regtest,
|
|
output: p2sh.redeem.output,
|
|
input: bitcoin.script.compile([
|
|
bitcoin.opcodes.OP_0,
|
|
bitcoin.script.signature.encode(bob.sign(signatureHash), hashType),
|
|
bitcoin.script.signature.encode(alice.sign(signatureHash), hashType),
|
|
bitcoin.opcodes.OP_0,
|
|
bitcoin.opcodes.OP_TRUE
|
|
])
|
|
}
|
|
}).input
|
|
tx.setInputScript(0, redeemScriptSig)
|
|
|
|
// Wait 2 blocks
|
|
await regtestUtils.mine(2)
|
|
|
|
await regtestUtils.broadcast(tx.toHex())
|
|
|
|
await regtestUtils.verify({
|
|
txId: tx.getId(),
|
|
address: regtestUtils.RANDOM_ADDRESS,
|
|
vout: 0,
|
|
value: 7e4
|
|
})
|
|
})
|
|
|
|
// Check first combination of complex CSV, mediator after 5 blocks
|
|
it('can create (and broadcast via 3PBP) a Transaction where Alice (mediator) can send after 5 blocks (complex CHECKSEQUENCEVERIFY)', async () => {
|
|
const height = await regtestUtils.height()
|
|
|
|
// 2 blocks from now
|
|
const sequence1 = bip68.encode({ blocks: 2 })
|
|
// 5 blocks from now
|
|
const sequence2 = bip68.encode({ blocks: 5 })
|
|
const p2sh = bitcoin.payments.p2sh({
|
|
redeem: {
|
|
output: complexCsvOutput(alice, bob, charles, dave, sequence1, sequence2)
|
|
},
|
|
network: regtest
|
|
})
|
|
|
|
// fund the P2SH(CCSV) address
|
|
const unspent = await regtestUtils.faucet(p2sh.address, 1e5)
|
|
|
|
const txb = new bitcoin.TransactionBuilder(regtest)
|
|
txb.addInput(unspent.txId, unspent.vout, sequence2) // Set sequence2 for input
|
|
txb.addOutput(regtestUtils.RANDOM_ADDRESS, 7e4)
|
|
|
|
// {Alice mediator sig} OP_FALSE
|
|
const tx = txb.buildIncomplete()
|
|
const signatureHash = tx.hashForSignature(0, p2sh.redeem.output, hashType)
|
|
const redeemScriptSig = bitcoin.payments.p2sh({
|
|
network: regtest,
|
|
redeem: {
|
|
network: regtest,
|
|
output: p2sh.redeem.output,
|
|
input: bitcoin.script.compile([
|
|
bitcoin.script.signature.encode(alice.sign(signatureHash), hashType),
|
|
bitcoin.opcodes.OP_0
|
|
])
|
|
}
|
|
}).input
|
|
tx.setInputScript(0, redeemScriptSig)
|
|
|
|
// Wait 5 blocks
|
|
await regtestUtils.mine(5)
|
|
|
|
await regtestUtils.broadcast(tx.toHex())
|
|
|
|
await regtestUtils.verify({
|
|
txId: tx.getId(),
|
|
address: regtestUtils.RANDOM_ADDRESS,
|
|
vout: 0,
|
|
value: 7e4
|
|
})
|
|
})
|
|
})
|