From bc3aef5a924da891847f3962f7b921e720694b6a Mon Sep 17 00:00:00 2001 From: Ian Coleman Date: Sun, 6 Aug 2017 08:28:59 +1000 Subject: [PATCH] add testnet bip49 example --- test/integration/bip32.js | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/test/integration/bip32.js b/test/integration/bip32.js index dd700c9..c697343 100644 --- a/test/integration/bip32.js +++ b/test/integration/bip32.js @@ -49,6 +49,23 @@ describe('bitcoinjs-lib (BIP32)', function () { assert.equal(child2.getAddress(), '12Tyvr1U8A3ped6zwMEU5M8cx3G38sP5Au') }) + it('can create a BIP49, bitcoin testnet, account 0, external address', function () { + var mnemonic = 'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about' + var seed = bip39.mnemonicToSeed(mnemonic) + var root = bitcoin.HDNode.fromSeedBuffer(seed) + + var path = "m/49'/1'/0'/0/0" + var child = root.derivePath(path) + + var keyhash = bitcoin.crypto.hash160(child.getPublicKeyBuffer()) + var scriptSig = bitcoin.script.witnessPubKeyHash.output.encode(keyhash) + var addressBytes = bitcoin.crypto.hash160(scriptSig) + var outputScript = bitcoin.script.scriptHash.output.encode(addressBytes) + var address = bitcoin.address.fromOutputScript(outputScript, bitcoin.networks.testnet) + + assert.equal(address, '2Mww8dCYPUpKHofjgcXcBCEGmniw9CoaiD2') + }) + it('can recover a BIP32 parent private key from the parent public key, and a derived, non-hardened child private key', function () { function recoverParent (master, child) { assert(!master.keyPair.d, 'You already have the parent private key')