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tests/README: add BIP32/BIP44 derivation examples

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Daniel Cousens 2017-01-03 17:00:23 +11:00 committed by Daniel Cousens
parent 3635a9f078
commit 228a2c1879
2 changed files with 34 additions and 0 deletions
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2
README.md
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@ -108,6 +108,8 @@ The below examples are implemented as integration tests, they should be very eas
- [Spend from a 2-of-4 multisig P2SH address](https://github.com/bitcoinjs/bitcoinjs-lib/blob/d853806/test/integration/multisig.js#L25)
- [Generate a single-key stealth address](https://github.com/bitcoinjs/bitcoinjs-lib/blob/d853806/test/integration/stealth.js)
- [Generate a dual-key stealth address](https://github.com/bitcoinjs/bitcoinjs-lib/blob/d853806/test/integration/stealth.js)
- [Create a BIP32 wallet external address](https://github.com/bitcoinjs/bitcoinjs-lib/blob/d853806/test/integration/bip32.js)
- [Create a BIP44, bitcoin, account 0, external address](https://github.com/bitcoinjs/bitcoinjs-lib/blob/d853806/test/integration/bip32.js)
- [Recover a BIP32 parent private key from the parent public key and a derived non-hardened child private key](https://github.com/bitcoinjs/bitcoinjs-lib/blob/d853806/test/integration/bip32.js)
- [Recover a Private key from duplicate R values in a signature](https://github.com/bitcoinjs/bitcoinjs-lib/blob/d853806/test/integration/crypto.js)
- [Create a CLTV locked transaction where the expiry is past](https://github.com/bitcoinjs/bitcoinjs-lib/blob/d853806/test/integration/cltv.js#L36)

32
test/integration/bip32.js
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@ -9,6 +9,38 @@ var ecurve = require('ecurve')
var secp256k1 = ecurve.getCurveByName('secp256k1')
describe('bitcoinjs-lib (BIP32)', function () {
it('can create a BIP32 wallet external address', function () {
var path = "m/0'/0/0"
var root = bitcoin.HDNode.fromSeedHex('dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd')
var child1 = root.derivePath(path)
// option 2, manually
var child2 = root.deriveHardened(0)
.derive(0)
.derive(0)
assert.equal(child1.getAddress(), '1JHyB1oPXufr4FXkfitsjgNB5yRY9jAaa7')
assert.equal(child2.getAddress(), '1JHyB1oPXufr4FXkfitsjgNB5yRY9jAaa7')
})
it('can create a BIP44, bitcoin, account 0, external address', function () {
var path = "m/44'/0'/0'/0/0"
var root = bitcoin.HDNode.fromSeedHex('dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd')
var child1 = root.derivePath(path)
// option 2, manually
var child2 = root.deriveHardened(44)
.deriveHardened(0)
.deriveHardened(0)
.derive(0)
.derive(0)
assert.equal(child1.getAddress(), '12Tyvr1U8A3ped6zwMEU5M8cx3G38sP5Au')
assert.equal(child2.getAddress(), '12Tyvr1U8A3ped6zwMEU5M8cx3G38sP5Au')
})
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')