bitcoinjs-lib/test/integration/addresses.spec.ts

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import * as assert from 'assert';
import { describe, it } from 'mocha';
import * as bitcoin from '../..';
import { regtestUtils } from './_regtest';
const dhttp = regtestUtils.dhttp;
const TESTNET = bitcoin.networks.testnet;
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describe('bitcoinjs-lib (addresses)', () => {
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it(
'can generate a random address [and support the retrieval of ' +
'transactions for that address (via 3PBP)]',
async () => {
const keyPair = bitcoin.ECPair.makeRandom();
const { address } = bitcoin.payments.p2pkh({ pubkey: keyPair.publicKey });
// bitcoin P2PKH addresses start with a '1'
assert.strictEqual(address!.startsWith('1'), true);
const result = await dhttp({
method: 'GET',
url: 'https://blockchain.info/rawaddr/' + address,
});
// random private keys [probably!] have no transactions
assert.strictEqual((result as any).n_tx, 0);
assert.strictEqual((result as any).total_received, 0);
assert.strictEqual((result as any).total_sent, 0);
},
);
it('can import an address via WIF', () => {
const keyPair = bitcoin.ECPair.fromWIF(
'KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU73sVHnoWn',
);
const { address } = bitcoin.payments.p2pkh({ pubkey: keyPair.publicKey });
assert.strictEqual(address, '1BgGZ9tcN4rm9KBzDn7KprQz87SZ26SAMH');
});
it('can generate a P2SH, pay-to-multisig (2-of-3) address', () => {
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const pubkeys = [
'026477115981fe981a6918a6297d9803c4dc04f328f22041bedff886bbc2962e01',
'02c96db2302d19b43d4c69368babace7854cc84eb9e061cde51cfa77ca4a22b8b9',
'03c6103b3b83e4a24a0e33a4df246ef11772f9992663db0c35759a5e2ebf68d8e9',
].map(hex => Buffer.from(hex, 'hex'));
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const { address } = bitcoin.payments.p2sh({
redeem: bitcoin.payments.p2ms({ m: 2, pubkeys }),
});
assert.strictEqual(address, '36NUkt6FWUi3LAWBqWRdDmdTWbt91Yvfu7');
});
it('can generate a SegWit address', () => {
const keyPair = bitcoin.ECPair.fromWIF(
'KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU73sVHnoWn',
);
const { address } = bitcoin.payments.p2wpkh({ pubkey: keyPair.publicKey });
assert.strictEqual(address, 'bc1qw508d6qejxtdg4y5r3zarvary0c5xw7kv8f3t4');
});
it('can generate a SegWit address (via P2SH)', () => {
const keyPair = bitcoin.ECPair.fromWIF(
'KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU73sVHnoWn',
);
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const { address } = bitcoin.payments.p2sh({
redeem: bitcoin.payments.p2wpkh({ pubkey: keyPair.publicKey }),
});
assert.strictEqual(address, '3JvL6Ymt8MVWiCNHC7oWU6nLeHNJKLZGLN');
});
it('can generate a P2WSH (SegWit), pay-to-multisig (3-of-4) address', () => {
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const pubkeys = [
'026477115981fe981a6918a6297d9803c4dc04f328f22041bedff886bbc2962e01',
'02c96db2302d19b43d4c69368babace7854cc84eb9e061cde51cfa77ca4a22b8b9',
'023e4740d0ba639e28963f3476157b7cf2fb7c6fdf4254f97099cf8670b505ea59',
'03c6103b3b83e4a24a0e33a4df246ef11772f9992663db0c35759a5e2ebf68d8e9',
].map(hex => Buffer.from(hex, 'hex'));
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const { address } = bitcoin.payments.p2wsh({
redeem: bitcoin.payments.p2ms({ m: 3, pubkeys }),
});
assert.strictEqual(
address,
'bc1q75f6dv4q8ug7zhujrsp5t0hzf33lllnr3fe7e2pra3v24mzl8rrqtp3qul',
);
});
it('can generate a P2SH(P2WSH(...)), pay-to-multisig (2-of-2) address', () => {
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const pubkeys = [
'026477115981fe981a6918a6297d9803c4dc04f328f22041bedff886bbc2962e01',
'02c96db2302d19b43d4c69368babace7854cc84eb9e061cde51cfa77ca4a22b8b9',
].map(hex => Buffer.from(hex, 'hex'));
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const { address } = bitcoin.payments.p2sh({
redeem: bitcoin.payments.p2wsh({
redeem: bitcoin.payments.p2ms({ m: 2, pubkeys }),
}),
});
assert.strictEqual(address, '3P4mrxQfmExfhxqjLnR2Ah4WES5EB1KBrN');
});
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// examples using other network information
it('can generate a Testnet address', () => {
const keyPair = bitcoin.ECPair.makeRandom({ network: TESTNET });
const { address } = bitcoin.payments.p2pkh({
pubkey: keyPair.publicKey,
network: TESTNET,
});
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// bitcoin testnet P2PKH addresses start with a 'm' or 'n'
assert.strictEqual(
address!.startsWith('m') || address!.startsWith('n'),
true,
);
});
it('can generate a Litecoin address', () => {
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// WARNING: although possible, bitcoinjs is NOT necessarily compatible with Litecoin
const LITECOIN = {
messagePrefix: '\x19Litecoin Signed Message:\n',
bech32: 'ltc',
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bip32: {
public: 0x019da462,
private: 0x019d9cfe,
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},
pubKeyHash: 0x30,
scriptHash: 0x32,
wif: 0xb0,
};
const keyPair = bitcoin.ECPair.makeRandom({ network: LITECOIN });
const { address } = bitcoin.payments.p2pkh({
pubkey: keyPair.publicKey,
network: LITECOIN,
});
assert.strictEqual(address!.startsWith('L'), true);
});
});