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Текущая директория: /opt/BitGoJS/modules/utxo-lib/test
Просмотр файла: transaction_builder.spec.ts
import * as bitcoinjs from 'bitcoinjs-lib';
import * as assert from 'assert';
import { beforeEach, describe, it } from 'mocha';
import {
address as baddress,
networks as NETWORKS,
payments,
script as bscript,
Transaction,
TransactionBuilder,
ECPair,
} from '../src';
console.warn = (): void => {
return;
}; // Silence the Deprecation Warning
import * as txb_fixtures from './fixtures/transaction_builder.json';
import * as txb_big_fixtures from './fixtures/transaction_builder_bigint.json';
function toAmount(v: any | undefined, t: 'number' | 'bigint'): number | bigint | undefined {
if (v === undefined) {
return v;
}
if (t === 'number') {
return Number(v);
}
if (t === 'bigint') {
return BigInt(v);
}
throw new Error();
}
function constructSign<TNumber extends number | bigint>(
f: any,
txb: TransactionBuilder<TNumber>,
params: {
useOldSignArgs?: boolean;
amountType: 'number' | 'bigint';
}
): TransactionBuilder<TNumber> {
const network = (NETWORKS as any)[f.network];
const stages = f.stages && f.stages.concat();
f.inputs.forEach((input: any, index: number) => {
if (!input.signs) return;
input.signs.forEach((sign: any) => {
const keyPair = ECPair.fromWIF(sign.keyPair, network);
let redeemScript;
let witnessScript;
let witnessValue;
let controlBlock;
if (sign.redeemScript) {
redeemScript = bscript.fromASM(sign.redeemScript);
}
if (sign.value) {
witnessValue = toAmount(sign.value, params.amountType);
}
if (sign.witnessScript) {
witnessScript = bscript.fromASM(sign.witnessScript);
}
if (sign.controlBlock) {
controlBlock = Buffer.from(sign.controlBlock, 'hex');
}
if (params.useOldSignArgs) {
// DEPRECATED: v6 will remove this interface
txb.sign(
index,
keyPair,
redeemScript,
sign.hashType,
toAmount(witnessValue, params.amountType) as TNumber,
witnessScript,
controlBlock
);
} else {
// prevOutScriptType is required, see /ts_src/transaction_builder.ts
// The PREVOUT_TYPES constant is a Set with all possible values.
txb.sign({
prevOutScriptType: sign.prevOutScriptType,
vin: index,
keyPair,
redeemScript,
hashType: sign.hashType,
witnessValue: toAmount(witnessValue, params.amountType) as TNumber,
witnessScript,
controlBlock,
});
}
if (sign.stage) {
const tx = txb.buildIncomplete();
assert.strictEqual(tx.toHex(), stages.shift());
txb = TransactionBuilder.fromTransaction(tx, network);
}
});
});
return txb;
}
function construct<TNumber extends number | bigint>(
f: any,
params: {
amountType: 'number' | 'bigint';
dontSign?: boolean;
useOldSignArgs?: boolean;
}
): TransactionBuilder<TNumber> {
const network = (NETWORKS as any)[f.network];
const txb = new TransactionBuilder<TNumber>(network);
if (Number.isFinite(f.version)) txb.setVersion(f.version);
if (f.locktime !== undefined) txb.setLockTime(f.locktime);
f.inputs.forEach((input: any) => {
let prevTx;
if (input.txRaw) {
const constructed = construct(input.txRaw, {
amountType: params.amountType,
});
if (input.txRaw.incomplete) prevTx = constructed.buildIncomplete();
else prevTx = constructed.build();
} else if (input.txHex) {
prevTx = Transaction.fromHex<TNumber>(input.txHex, params.amountType);
} else {
prevTx = input.txId;
}
let prevTxScript;
if (input.prevTxScript) {
prevTxScript = bscript.fromASM(input.prevTxScript);
}
txb.addInput(prevTx, input.vout, input.sequence, prevTxScript, toAmount(input.value, params.amountType) as TNumber);
});
f.outputs.forEach((output: any) => {
if (output.address) {
txb.addOutput(output.address, toAmount(output.value, params.amountType) as TNumber);
} else {
txb.addOutput(bscript.fromASM(output.script), toAmount(output.value, params.amountType) as TNumber);
}
});
if (params.dontSign) return txb;
return constructSign(f, txb, params);
}
function runTest<TNumber extends number | bigint>(
fixtures: any,
testName: string,
params: {
useOldSignArgs: boolean;
amountType: 'number' | 'bigint';
}
): void {
// Search for "useOldSignArgs"
// to find the second part of this console.warn replace
let consoleWarn: any;
if (params.useOldSignArgs) {
consoleWarn = console.warn;
// Silence console.warn during these tests
console.warn = (): undefined => undefined;
}
describe(testName, () => {
// constants
const keyPair = ECPair.fromPrivateKey(
Buffer.from('0000000000000000000000000000000000000000000000000000000000000001', 'hex')
);
const scripts = ['1BgGZ9tcN4rm9KBzDn7KprQz87SZ26SAMH', '1cMh228HTCiwS8ZsaakH8A8wze1JR5ZsP'].map((x) => {
return baddress.toOutputScript(x, NETWORKS.bitcoin);
});
const txHash = Buffer.from('0e7cea811c0be9f73c0aca591034396e7264473fc25c1ca45195d7417b36cbe2', 'hex');
describe('fromTransaction', () => {
fixtures.valid.build.forEach((f: any) => {
it('returns TransactionBuilder, with ' + f.description, () => {
const network = (NETWORKS as any)[f.network || 'bitcoin'];
const tx = Transaction.fromHex<TNumber>(f.txHex, params.amountType);
const txb = TransactionBuilder.fromTransaction<TNumber>(tx, network);
const txAfter = f.incomplete ? txb.buildIncomplete() : txb.build();
assert.strictEqual(txAfter.toHex(), f.txHex);
assert.strictEqual(txb.network, network);
});
});
fixtures.valid.fromTransaction.forEach((f: any) => {
it('returns TransactionBuilder, with ' + f.description, () => {
const tx = new Transaction<TNumber>();
f.inputs.forEach((input: any) => {
const txHash2 = Buffer.from(input.txId, 'hex').reverse() as Buffer;
tx.addInput(txHash2, input.vout, undefined, bscript.fromASM(input.scriptSig));
});
f.outputs.forEach((output: any) => {
tx.addOutput(bscript.fromASM(output.script), toAmount(output.value, params.amountType) as TNumber);
});
const txb = TransactionBuilder.fromTransaction<TNumber>(tx);
const txAfter = f.incomplete ? txb.buildIncomplete() : txb.build();
txAfter.ins.forEach((input, i) => {
assert.strictEqual(bscript.toASM(input.script), f.inputs[i].scriptSigAfter);
});
txAfter.outs.forEach((output, i) => {
assert.strictEqual(bscript.toASM(output.script), f.outputs[i].script);
});
});
});
fixtures.valid.fromTransactionSequential.forEach((f: any) => {
it('with ' + f.description, () => {
const network = (NETWORKS as any)[f.network];
const tx = Transaction.fromHex<TNumber>(f.txHex, params.amountType);
const txb = TransactionBuilder.fromTransaction<TNumber>(tx, network);
tx.ins.forEach((input, i) => {
assert.strictEqual(bscript.toASM(input.script), f.inputs[i].scriptSig);
});
constructSign(f, txb, params);
const txAfter = f.incomplete ? txb.buildIncomplete() : txb.build();
txAfter.ins.forEach((input, i) => {
assert.strictEqual(bscript.toASM(input.script), f.inputs[i].scriptSigAfter);
});
assert.strictEqual(txAfter.toHex(), f.txHexAfter);
});
});
it('classifies transaction inputs', () => {
const tx = Transaction.fromHex<TNumber>(fixtures.valid.classification.hex, params.amountType);
const txb = TransactionBuilder.fromTransaction<TNumber>(tx);
(txb as any).__INPUTS.forEach((i: any) => {
assert.strictEqual(i.prevOutType, 'scripthash');
assert.strictEqual(i.redeemScriptType, 'multisig');
});
});
fixtures.invalid.fromTransaction.forEach((f: any) => {
it('throws ' + f.exception, () => {
const tx = Transaction.fromHex<TNumber>(f.txHex, params.amountType);
assert.throws(() => {
TransactionBuilder.fromTransaction<TNumber>(tx);
}, new RegExp(f.exception));
});
});
});
describe('addInput', () => {
let txb: TransactionBuilder<TNumber>;
beforeEach(() => {
txb = new TransactionBuilder<TNumber>();
});
it('accepts a txHash, index [and sequence number]', () => {
const vin = txb.addInput(txHash, 1, 54);
assert.strictEqual(vin, 0);
const txIn = (txb as any).__TX.ins[0];
assert.strictEqual(txIn.hash, txHash);
assert.strictEqual(txIn.index, 1);
assert.strictEqual(txIn.sequence, 54);
assert.strictEqual((txb as any).__INPUTS[0].prevOutScript, undefined);
});
it('accepts a txHash, index [, sequence number and scriptPubKey]', () => {
const vin = txb.addInput(txHash, 1, 54, scripts[1]);
assert.strictEqual(vin, 0);
const txIn = (txb as any).__TX.ins[0];
assert.strictEqual(txIn.hash, txHash);
assert.strictEqual(txIn.index, 1);
assert.strictEqual(txIn.sequence, 54);
assert.strictEqual((txb as any).__INPUTS[0].prevOutScript, scripts[1]);
});
it('accepts a prevTx, index [and sequence number]', () => {
const prevTx = new Transaction<TNumber>();
prevTx.addOutput(scripts[0], toAmount(0, params.amountType) as TNumber);
prevTx.addOutput(scripts[1], toAmount(1, params.amountType) as TNumber);
const vin = txb.addInput(prevTx, 1, 54);
assert.strictEqual(vin, 0);
const txIn = (txb as any).__TX.ins[0];
assert.deepStrictEqual(txIn.hash, prevTx.getHash());
assert.strictEqual(txIn.index, 1);
assert.strictEqual(txIn.sequence, 54);
assert.strictEqual((txb as any).__INPUTS[0].prevOutScript, scripts[1]);
});
it('returns the input index', () => {
assert.strictEqual(txb.addInput(txHash, 0), 0);
assert.strictEqual(txb.addInput(txHash, 1), 1);
});
it('throws if SIGHASH_ALL has been used to sign any existing scriptSigs', () => {
txb.addInput(txHash, 0);
txb.addOutput(scripts[0], toAmount(1000, params.amountType) as TNumber);
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair,
});
assert.throws(() => {
txb.addInput(txHash, 0);
}, /No, this would invalidate signatures/);
});
});
describe('addOutput', () => {
let txb: TransactionBuilder<TNumber>;
beforeEach(() => {
txb = new TransactionBuilder<TNumber>();
});
it('accepts an address string and value', () => {
const { address } = payments.p2pkh({ pubkey: keyPair.publicKey });
const vout = txb.addOutput(address!, toAmount(1000, params.amountType) as TNumber);
assert.strictEqual(vout, 0);
const txout = (txb as any).__TX.outs[0];
assert.deepStrictEqual(txout.script, scripts[0]);
assert.strictEqual(txout.value, toAmount(1000, params.amountType) as TNumber);
});
it('accepts a ScriptPubKey and value', () => {
const vout = txb.addOutput(scripts[0], toAmount(1000, params.amountType) as TNumber);
assert.strictEqual(vout, 0);
const txout = (txb as any).__TX.outs[0];
assert.deepStrictEqual(txout.script, scripts[0]);
assert.strictEqual(txout.value, toAmount(1000, params.amountType) as TNumber);
});
it('throws if address is of the wrong network', () => {
assert.throws(() => {
txb.addOutput('2NGHjvjw83pcVFgMcA7QvSMh2c246rxLVz9', toAmount(1000, params.amountType) as TNumber);
}, /2NGHjvjw83pcVFgMcA7QvSMh2c246rxLVz9 has no matching Script/);
});
it('add second output after signed first input with SIGHASH_NONE', () => {
txb.addInput(txHash, 0);
txb.addOutput(scripts[0], toAmount(2000, params.amountType) as TNumber);
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair,
hashType: Transaction.SIGHASH_NONE,
});
assert.strictEqual(txb.addOutput(scripts[1], toAmount(9000, params.amountType) as TNumber), 1);
});
it('add first output after signed first input with SIGHASH_NONE', () => {
txb.addInput(txHash, 0);
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair,
hashType: Transaction.SIGHASH_NONE,
});
assert.strictEqual(txb.addOutput(scripts[0], toAmount(2000, params.amountType) as TNumber), 0);
});
it('add second output after signed first input with SIGHASH_SINGLE', () => {
txb.addInput(txHash, 0);
txb.addOutput(scripts[0], toAmount(2000, params.amountType) as TNumber);
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair,
hashType: Transaction.SIGHASH_SINGLE,
});
assert.strictEqual(txb.addOutput(scripts[1], toAmount(9000, params.amountType) as TNumber), 1);
});
it('add first output after signed first input with SIGHASH_SINGLE', () => {
txb.addInput(txHash, 0);
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair,
hashType: Transaction.SIGHASH_SINGLE,
});
assert.throws(() => {
txb.addOutput(scripts[0], toAmount(2000, params.amountType) as TNumber);
}, /No, this would invalidate signatures/);
});
it('throws if SIGHASH_ALL has been used to sign any existing scriptSigs', () => {
txb.addInput(txHash, 0);
txb.addOutput(scripts[0], toAmount(2000, params.amountType) as TNumber);
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair,
});
assert.throws(() => {
txb.addOutput(scripts[1], toAmount(9000, params.amountType) as TNumber);
}, /No, this would invalidate signatures/);
});
});
describe('setLockTime', () => {
it('throws if if there exist any scriptSigs', () => {
const txb = new TransactionBuilder<TNumber>();
txb.addInput(txHash, 0);
txb.addOutput(scripts[0], toAmount(100, params.amountType) as TNumber);
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair,
});
assert.throws(() => {
txb.setLockTime(65535);
}, /No, this would invalidate signatures/);
});
});
describe('sign', () => {
it('supports the alternative abstract interface { publicKey, sign }', () => {
const innerKeyPair = {
publicKey: ECPair.makeRandom({
rng: (): Buffer => {
return Buffer.alloc(32, 1);
},
}).publicKey,
sign: (): Buffer => {
return Buffer.alloc(64, 0x5f);
},
signSchnorr: (): Buffer => {
return Buffer.alloc(64, 0x4f);
},
};
const txb = new TransactionBuilder<TNumber>();
txb.setVersion(1);
txb.addInput('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 1);
txb.addOutput('1111111111111111111114oLvT2', toAmount(100000, params.amountType) as TNumber);
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair: innerKeyPair,
});
assert.strictEqual(
txb.build().toHex(),
'0100000001ffffffffffffffffffffffffffffffffffffffffffffffffffffffff' +
'ffffffff010000006a47304402205f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f' +
'5f5f5f5f5f5f5f5f5f5f5f5f5f02205f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f5f' +
'5f5f5f5f5f5f5f5f5f5f5f5f5f5f0121031b84c5567b126440995d3ed5aaba0565' +
'd71e1834604819ff9c17f5e9d5dd078fffffffff01a0860100000000001976a914' +
'000000000000000000000000000000000000000088ac00000000'
);
});
it('supports low R signature signing', () => {
let txb = new TransactionBuilder<TNumber>();
txb.setVersion(1);
txb.addInput('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 1);
txb.addOutput('1111111111111111111114oLvT2', toAmount(100000, params.amountType) as TNumber);
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair,
});
// high R
assert.strictEqual(
txb.build().toHex(),
'0100000001ffffffffffffffffffffffffffffffffffffffffffffffffffffffff' +
'ffffffff010000006b483045022100b872677f35c9c14ad9c41d83649fb049250f' +
'32574e0b2547d67e209ed14ff05d022059b36ad058be54e887a1a311d5c393cb49' +
'41f6b93a0b090845ec67094de8972b01210279be667ef9dcbbac55a06295ce870b' +
'07029bfcdb2dce28d959f2815b16f81798ffffffff01a0860100000000001976a9' +
'14000000000000000000000000000000000000000088ac00000000'
);
txb = new TransactionBuilder<TNumber>();
txb.setVersion(1);
txb.addInput('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 1);
txb.addOutput('1111111111111111111114oLvT2', toAmount(100000, params.amountType) as TNumber);
txb.setLowR();
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair,
});
// low R
assert.strictEqual(
txb.build().toHex(),
'0100000001ffffffffffffffffffffffffffffffffffffffffffffffffffffffff' +
'ffffffff010000006a473044022012a601efa8756ebe83e9ac7a7db061c3147e3b' +
'49d8be67685799fe51a4c8c62f02204d568d301d5ce14af390d566d4fd50e7b8ee' +
'48e71ec67786c029e721194dae3601210279be667ef9dcbbac55a06295ce870b07' +
'029bfcdb2dce28d959f2815b16f81798ffffffff01a0860100000000001976a914' +
'000000000000000000000000000000000000000088ac00000000'
);
});
it('fails when missing required arguments', () => {
const txb = new TransactionBuilder<TNumber>();
txb.setVersion(1);
txb.addInput('ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', 1);
txb.addOutput('1111111111111111111114oLvT2', toAmount(100000, params.amountType) as TNumber);
assert.throws(() => {
(txb as any).sign();
}, /TransactionBuilder sign first arg must be TxbSignArg or number/);
assert.throws(() => {
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 1,
keyPair,
});
}, /No input at index: 1/);
assert.throws(() => {
(txb as any).sign({
prevOutScriptType: 'p2pkh',
keyPair,
});
}, /sign must include vin parameter as Number \(input index\)/);
assert.throws(() => {
(txb as any).sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair: {},
});
}, /sign must include keyPair parameter as Signer interface/);
assert.throws(() => {
(txb as any).sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair,
hashType: 'string',
});
}, /sign hashType parameter must be a number/);
if (params.useOldSignArgs) {
assert.throws(() => {
txb.sign(0);
}, /sign requires keypair/);
}
});
fixtures.invalid.sign.forEach((f: any) => {
it('throws ' + f.exception + (f.description ? ' (' + f.description + ')' : ''), () => {
const txb = construct(f, {
dontSign: true,
amountType: params.amountType,
});
let threw = false;
(f.inputs as any).forEach((input: any, index: number): void => {
input.signs.forEach((sign: any) => {
const keyPairNetwork = (NETWORKS as any)[sign.network || f.network];
const keyPair2 = ECPair.fromWIF(sign.keyPair, keyPairNetwork);
let redeemScript: Buffer | undefined;
let witnessScript: Buffer | undefined;
let witnessValue: TNumber | undefined;
if (sign.redeemScript) {
redeemScript = bscript.fromASM(sign.redeemScript);
}
if (sign.witnessScript) {
witnessScript = bscript.fromASM(sign.witnessScript);
}
if (sign.value) {
witnessValue = toAmount(sign.value, params.amountType) as TNumber;
}
if (sign.throws) {
assert.throws(() => {
txb.sign({
prevOutScriptType: sign.prevOutScriptType,
vin: index,
keyPair: keyPair2,
redeemScript,
hashType: sign.hashType,
witnessValue,
witnessScript,
});
}, new RegExp(f.exception));
threw = true;
} else {
txb.sign({
prevOutScriptType: sign.prevOutScriptType,
vin: index,
keyPair: keyPair2,
redeemScript,
hashType: sign.hashType,
witnessValue,
witnessScript,
});
}
});
});
assert.strictEqual(threw, true);
});
});
});
describe('build', () => {
fixtures.valid.build.forEach((f: any) => {
it('builds "' + f.description + '"', () => {
const txb = construct(f, params);
const tx = f.incomplete ? txb.buildIncomplete() : txb.build();
assert.strictEqual(tx.toHex(), f.txHex);
});
});
// TODO: remove duplicate test code
fixtures.invalid.build.forEach((f: any) => {
describe('for ' + (f.description || f.exception), () => {
it('throws ' + f.exception, () => {
assert.throws(() => {
let txb;
if (f.txHex) {
txb = TransactionBuilder.fromTransaction<TNumber>(
Transaction.fromHex<TNumber>(f.txHex, params.amountType)
);
} else {
txb = construct(f, params);
}
txb.build();
}, new RegExp(f.exception));
});
// if throws on incomplete too, enforce that
if (f.incomplete) {
it('throws ' + f.exception, () => {
assert.throws(() => {
let txb;
if (f.txHex) {
txb = TransactionBuilder.fromTransaction<TNumber>(
Transaction.fromHex<TNumber>(f.txHex, params.amountType)
);
} else {
txb = construct(f, params);
}
txb.buildIncomplete();
}, new RegExp(f.exception));
});
} else {
it('does not throw if buildIncomplete', () => {
let txb;
if (f.txHex) {
txb = TransactionBuilder.fromTransaction<TNumber>(
Transaction.fromHex<TNumber>(f.txHex, params.amountType)
);
} else {
txb = construct(f, params);
}
txb.buildIncomplete();
});
}
});
});
it('for incomplete with 0 signatures', () => {
const randomTxData =
'010000000001010001000000000000000000000000000000000000000000000000' +
'0000000000000000000000ffffffff01e8030000000000001976a9144c9c3dfac4' +
'207d5d8cb89df5722cb3d712385e3f88ac02483045022100aa5d8aa40a90f23ce2' +
'c3d11bc845ca4a12acd99cbea37de6b9f6d86edebba8cb022022dedc2aa0a255f7' +
'4d04c0b76ece2d7c691f9dd11a64a8ac49f62a99c3a05f9d01232103596d345102' +
'5c19dbbdeb932d6bf8bfb4ad499b95b6f88db8899efac102e5fc71ac00000000';
const randomAddress = '1BgGZ9tcN4rm9KBzDn7KprQz87SZ26SAMH';
const randomTx = Transaction.fromHex<TNumber>(randomTxData, params.amountType);
const txb = new TransactionBuilder<TNumber>();
txb.addInput(randomTx, 0);
txb.addOutput(randomAddress, toAmount(1000, params.amountType) as TNumber);
const tx = txb.buildIncomplete();
assert(tx);
});
it('for incomplete P2SH with 0 signatures', () => {
const inp = Buffer.from(
'010000000173120703f67318aef51f7251272a6816d3f7523bb25e34b136d80be9' +
'59391c100000000000ffffffff0100c817a80400000017a91471a8ec07ff69c6c4' +
'fee489184c462a9b1b9237488700000000',
'hex'
); // arbitrary P2SH input
const inpTx = Transaction.fromBuffer<TNumber>(inp, undefined, params.amountType);
const txb = new TransactionBuilder<TNumber>(NETWORKS.testnet);
txb.addInput(inpTx, 0);
txb.addOutput('2NAkqp5xffoomp5RLBcakuGpZ12GU4twdz4', toAmount(1e8, params.amountType) as TNumber); // arbitrary output
txb.buildIncomplete();
});
it('for incomplete P2WPKH with 0 signatures', () => {
const inp = Buffer.from(
'010000000173120703f67318aef51f7251272a6816d3f7523bb25e34b136d80be9' +
'59391c100000000000ffffffff0100c817a8040000001600141a15805e1f4040c9' +
'f68ccc887fca2e63547d794b00000000',
'hex'
);
const inpTx = Transaction.fromBuffer<TNumber>(inp, undefined, params.amountType);
const txb = new TransactionBuilder<TNumber>(NETWORKS.testnet);
txb.addInput(inpTx, 0);
txb.addOutput('2NAkqp5xffoomp5RLBcakuGpZ12GU4twdz4', toAmount(1e8, params.amountType) as TNumber); // arbitrary output
txb.buildIncomplete();
});
it('for incomplete P2WSH with 0 signatures', () => {
const inpTx = Transaction.fromBuffer<TNumber>(
Buffer.from(
'010000000173120703f67318aef51f7251272a6816d3f7523bb25e34b136d80b' +
'e959391c100000000000ffffffff0100c817a80400000022002072df76fcc0b2' +
'31b94bdf7d8c25d7eef4716597818d211e19ade7813bff7a250200000000',
'hex'
),
undefined,
params.amountType
);
const txb = new TransactionBuilder<TNumber>(NETWORKS.testnet);
txb.addInput(inpTx, 0);
txb.addOutput('2NAkqp5xffoomp5RLBcakuGpZ12GU4twdz4', toAmount(1e8, params.amountType) as TNumber); // arbitrary output
txb.buildIncomplete();
});
});
describe('multisig', () => {
fixtures.valid.multisig.forEach((f: any) => {
it(f.description, () => {
const network = (NETWORKS as any)[f.network];
let txb = construct<TNumber>(f, {
dontSign: true,
amountType: params.amountType,
});
let tx: Transaction<TNumber>;
f.inputs.forEach((input: any, i: number) => {
const redeemScript = bscript.fromASM(input.redeemScript);
input.signs.forEach((sign: any) => {
// rebuild the transaction each-time after the first
if (tx) {
// manually override the scriptSig?
if (sign.scriptSigBefore) {
tx.ins[i].script = bscript.fromASM(sign.scriptSigBefore);
}
// rebuild
txb = TransactionBuilder.fromTransaction<TNumber>(tx, network);
}
const keyPair2 = ECPair.fromWIF(sign.keyPair, network);
txb.sign({
prevOutScriptType: sign.prevOutScriptType,
vin: i,
keyPair: keyPair2,
redeemScript,
hashType: (sign as any).hashType,
});
// update the tx
tx = txb.buildIncomplete();
// now verify the serialized scriptSig is as expected
assert.strictEqual(bscript.toASM(tx.ins[i].script), sign.scriptSig);
});
});
tx = txb.build();
assert.strictEqual(tx.toHex(), f.txHex);
});
});
});
describe('various edge case', () => {
const network = NETWORKS.testnet;
it('should warn of high fee for segwit transaction based on VSize, not Size', () => {
const rawtx =
'01000000000104fdaac89627208b4733484ca56bc291f4cf4fa8d7c5f29893c52b46788a0a' +
'1df90000000000fffffffffdaac89627208b4733484ca56bc291f4cf4fa8d7c5f29893c52b46788a0a1df9' +
'0100000000ffffffffa2ef7aaab316a3e5b5b0a78d1d35c774b95a079f9f0c762277a49caf1f26bca40000' +
'000000ffffffffa2ef7aaab316a3e5b5b0a78d1d35c774b95a079f9f0c762277a49caf1f26bca401000000' +
'00ffffffff0100040000000000001976a914cf307285359ab7ef6a2daa0522c7908ddf5fe7a988ac024730' +
'440220113324438816338406841775e079b04c50d04f241da652a4035b1017ea1ecf5502205802191eb49c' +
'54bf2a5667aea72e51c3ca92085efc60f12d1ebda3a64aff343201210283409659355b6d1cc3c32decd5d5' +
'61abaac86c37a353b52895a5e6c196d6f44802483045022100dc2892874e6d8708e3f5a058c5c9263cdf03' +
'969492270f89ee4933caf6daf8bb0220391dfe61a002709b63b9d64422d3db09b727839d1287e10a128a5d' +
'b52a82309301210283409659355b6d1cc3c32decd5d561abaac86c37a353b52895a5e6c196d6f448024830' +
'450221009e3ed3a6ae93a018f443257b43e47b55cf7f7f3547d8807178072234686b22160220576121cfe6' +
'77c7eddf5575ea0a7c926247df6eca723c4f85df306e8bc08ea2df01210283409659355b6d1cc3c32decd5' +
'd561abaac86c37a353b52895a5e6c196d6f44802473044022007be81ffd4297441ab10e740fc9bab9545a2' +
'194a565cd6aa4cc38b8eaffa343402201c5b4b61d73fa38e49c1ee68cc0e6dfd2f5dae453dd86eb142e87a' +
'0bafb1bc8401210283409659355b6d1cc3c32decd5d561abaac86c37a353b52895a5e6c196d6f44800000000';
const txb = TransactionBuilder.fromTransaction<TNumber>(Transaction.fromHex<TNumber>(rawtx, params.amountType));
(txb as any).__INPUTS[0].value = toAmount(241530, params.amountType) as TNumber;
(txb as any).__INPUTS[1].value = toAmount(241530, params.amountType) as TNumber;
(txb as any).__INPUTS[2].value = toAmount(248920, params.amountType) as TNumber;
(txb as any).__INPUTS[3].value = toAmount(248920, params.amountType) as TNumber;
assert.throws(() => {
txb.build();
}, new RegExp('Transaction has absurd fees'));
});
it('should classify witness inputs with witness = true during multisigning', () => {
const innerKeyPair = ECPair.fromWIF(
'cRAwuVuVSBZMPu7hdrYvMCZ8eevzmkExjFbaBLhqnDdrezxN3nTS',
network as bitcoinjs.Network
);
const witnessScript = Buffer.from(
'522102bbbd6eb01efcbe4bd9664b886f26f69de5afcb2e479d72596c8bf21929e3' +
'52e22102d9c3f7180ef13ec5267723c9c2ffab56a4215241f837502ea8977c8532' +
'b9ea1952ae',
'hex'
);
const redeemScript = Buffer.from('002024376a0a9abab599d0e028248d48ebe817bc899efcffa1cd2984d67289daf5af', 'hex');
const scriptPubKey = Buffer.from('a914b64f1a3eacc1c8515592a6f10457e8ff90e4db6a87', 'hex');
const txb = new TransactionBuilder<TNumber>(network);
txb.setVersion(1);
txb.addInput('a4696c4b0cd27ec2e173ab1fa7d1cc639a98ee237cec95a77ca7ff4145791529', 1, 0xffffffff, scriptPubKey);
txb.addOutput(scriptPubKey, toAmount(99000, params.amountType) as TNumber);
txb.sign({
prevOutScriptType: 'p2sh-p2wsh-p2ms',
vin: 0,
keyPair: innerKeyPair,
redeemScript,
witnessValue: toAmount(100000, params.amountType) as TNumber,
witnessScript,
});
// 2-of-2 signed only once
const tx = txb.buildIncomplete();
// Only input is segwit, so txid should be accurate with the final tx
assert.strictEqual(tx.getId(), 'f15d0a65b21b4471405b21a099f8b18e1ae4d46d55efbd0f4766cf11ad6cb821');
const txHex = tx.toHex();
TransactionBuilder.fromTransaction<TNumber>(Transaction.fromHex<TNumber>(txHex, params.amountType));
});
it('should handle badly pre-filled OP_0s', () => {
// OP_0 is used where a signature is missing
const redeemScripSig = bscript.fromASM(
'OP_0 OP_0 3045022100daf0f4f3339d9fbab42b098045c1e4958ee3b308f4ae17' +
'be80b63808558d0adb02202f07e3d1f79dc8da285ae0d7f68083d769c11f5621eb' +
'd9691d6b48c0d4283d7d01 52410479be667ef9dcbbac55a06295ce870b07029bf' +
'cdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b44' +
'8a68554199c47d08ffb10d4b84104c6047f9441ed7d6d3045406e95c07cd85c778' +
'e4b8cef3ca7abac09b95c709ee51ae168fea63dc339a3c58419466ceaeef7f6326' +
'53266d0e1236431a950cfe52a4104f9308a019258c31049344f85f89d5229b531c' +
'845836f99b08601f113bce036f9388f7b0f632de8140fe337e62a37f3566500a99' +
'934c2231b6cb9fd7584b8e67253ae'
);
const redeemScript = bscript.fromASM(
'OP_2 0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f' +
'81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d' +
'4b8 04c6047f9441ed7d6d3045406e95c07cd85c778e4b8cef3ca7abac09b95c70' +
'9ee51ae168fea63dc339a3c58419466ceaeef7f632653266d0e1236431a950cfe5' +
'2a 04f9308a019258c31049344f85f89d5229b531c845836f99b08601f113bce03' +
'6f9388f7b0f632de8140fe337e62a37f3566500a99934c2231b6cb9fd7584b8e67' +
'2 OP_3 OP_CHECKMULTISIG'
);
const tx = new Transaction<TNumber>();
tx.addInput(
Buffer.from('cff58855426469d0ef16442ee9c644c4fb13832467bcbc3173168a7916f07149', 'hex'),
0,
undefined,
redeemScripSig
);
tx.addOutput(
Buffer.from('76a914aa4d7985c57e011a8b3dd8e0e5a73aaef41629c588ac', 'hex'),
toAmount(1000, params.amountType) as TNumber
);
// now import the Transaction
const txb = TransactionBuilder.fromTransaction<TNumber>(tx, NETWORKS.testnet);
const keyPair2 = ECPair.fromWIF(
'91avARGdfge8E4tZfYLoxeJ5sGBdNJQH4kvjJoQFacbgx3cTMqe',
network as bitcoinjs.Network
);
txb.sign({
prevOutScriptType: 'p2sh-p2ms',
vin: 0,
keyPair: keyPair2,
redeemScript,
});
const tx2 = txb.build();
assert.strictEqual(tx2.getId(), 'eab59618a564e361adef6d918bd792903c3d41bcf1220137364fb847880467f9');
assert.strictEqual(
bscript.toASM(tx2.ins[0].script),
'OP_0 3045022100daf0f4f3339d9fbab42b098045c1e4958ee3b308f4ae17be80b' +
'63808558d0adb02202f07e3d1f79dc8da285ae0d7f68083d769c11f5621ebd9691' +
'd6b48c0d4283d7d01 3045022100a346c61738304eac5e7702188764d19cdf68f4' +
'466196729db096d6c87ce18cdd022018c0e8ad03054b0e7e235cda6bedecf35881' +
'd7aa7d94ff425a8ace7220f38af001 52410479be667ef9dcbbac55a06295ce870' +
'b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a' +
'8fd17b448a68554199c47d08ffb10d4b84104c6047f9441ed7d6d3045406e95c07' +
'cd85c778e4b8cef3ca7abac09b95c709ee51ae168fea63dc339a3c58419466ceae' +
'ef7f632653266d0e1236431a950cfe52a4104f9308a019258c31049344f85f89d5' +
'229b531c845836f99b08601f113bce036f9388f7b0f632de8140fe337e62a37f35' +
'66500a99934c2231b6cb9fd7584b8e67253ae'
);
});
it('should not classify blank scripts as nonstandard', () => {
let txb = new TransactionBuilder<TNumber>();
txb.setVersion(1);
txb.addInput('aa94ab02c182214f090e99a0d57021caffd0f195a81c24602b1028b130b63e31', 0);
const incomplete = txb.buildIncomplete().toHex();
const innerKeyPair = ECPair.fromWIF('L1uyy5qTuGrVXrmrsvHWHgVzW9kKdrp27wBC7Vs6nZDTF2BRUVwy');
// sign, as expected
txb.addOutput('1Gokm82v6DmtwKEB8AiVhm82hyFSsEvBDK', toAmount(15000, params.amountType) as TNumber);
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair: innerKeyPair,
});
const txId = txb.build().getId();
assert.strictEqual(txId, '54f097315acbaedb92a95455da3368eb45981cdae5ffbc387a9afc872c0f29b3');
// and, repeat
txb = TransactionBuilder.fromTransaction<TNumber>(Transaction.fromHex<TNumber>(incomplete, params.amountType));
txb.addOutput('1Gokm82v6DmtwKEB8AiVhm82hyFSsEvBDK', toAmount(15000, params.amountType) as TNumber);
txb.sign({
prevOutScriptType: 'p2pkh',
vin: 0,
keyPair: innerKeyPair,
});
const txId2 = txb.build().getId();
assert.strictEqual(txId, txId2);
// TODO: Remove me in v6
if (params.useOldSignArgs) {
console.warn = consoleWarn;
}
});
});
});
}
// TODO: Remove loop in v6
for (const useOldSignArgs of [false, true]) {
runTest<number>(
txb_fixtures,
`TransactionBuilder: useOldSignArgs === ${useOldSignArgs}, amountType === number, testFixture === transaction_builder.json`,
{ useOldSignArgs, amountType: 'number' }
);
runTest<bigint>(
txb_fixtures,
`TransactionBuilder: useOldSignArgs === ${useOldSignArgs}, amountType === bigint, testFixture === transaction_builder.json`,
{ useOldSignArgs, amountType: 'bigint' }
);
runTest<bigint>(
txb_big_fixtures,
`TransactionBuilder: useOldSignArgs === ${useOldSignArgs}, amountType === bigint, testFixture === transaction_builder_bigint.json`,
{ useOldSignArgs, amountType: 'bigint' }
);
}
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