Esteban Ordano
10 years ago
3 changed files with 176 additions and 58 deletions
@ -0,0 +1,153 @@ |
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'use strict'; |
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/* jshint unused: false */ |
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var _ = require('lodash'); |
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var assert = require('assert'); |
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var should = require('chai').should(); |
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var expect = require('chai').expect; |
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var bitcore = require('..'); |
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var buffer = require('buffer'); |
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var util = bitcore.util; |
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var HDPrivateKey = bitcore.HDPrivateKey; |
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var HDPublicKey = bitcore.HDPublicKey; |
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var Base58Check = bitcore.encoding.Base58Check; |
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var xprivkey = 'xprv9s21ZrQH143K3QTDL4LXw2F7HEK3wJUD2nW2nRk4stbPy6cq3jPPqjiChkVvvNKmPGJxWUtg6LnF5kejMRNNU3TGtRBeJgk33yuGBxrMPHi'; |
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var xpubkey = 'xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8'; |
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var json = '{"network":"livenet","depth":0,"fingerPrint":876747070,"parentFingerPrint":0,"childIndex":0,"chainCode":"873dff81c02f525623fd1fe5167eac3a55a049de3d314bb42ee227ffed37d508","publicKey":"0339a36013301597daef41fbe593a02cc513d0b55527ec2df1050e2e8ff49c85c2","checksum":-1421395167,"xpubkey":"xpub661MyMwAqRbcFtXgS5sYJABqqG9YLmC4Q1Rdap9gSE8NqtwybGhePY2gZ29ESFjqJoCu1Rupje8YtGqsefD265TMg7usUDFdp6W1EGMcet8"}'; |
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var derived_0_1_200000 = 'xpub6BqyndF6rkBNTV6LXwiY8Pco8aqctqq7tGEUdA8fmGDTnDJphn2fmxr3eM8Lm3m8TrNUsLbEjHvpa3adBU18YpEx4tp2Zp6nqax3mQkudhX'; |
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describe('HDPublicKey interface', function() { |
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var expectFail = function(argument, error) { |
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return function() { |
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expect(function() { |
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return new HDPublicKey(argument); |
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}).to.throw(error); |
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}; |
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}; |
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describe('creation formats', function() { |
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it('returns same argument if already an instance of HDPublicKey', function() { |
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var publicKey = new HDPublicKey(xpubkey); |
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publicKey.should.equal(new HDPublicKey(publicKey)); |
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}); |
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it('returns the correct xpubkey for a xprivkey', function() { |
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var publicKey = new HDPublicKey(xprivkey); |
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publicKey.xpubkey.should.equal(xpubkey); |
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}); |
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it('allows to call the argument with no "new" keyword', function() { |
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HDPublicKey(xpubkey).xpubkey.should.equal(new HDPublicKey(xpubkey).xpubkey); |
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}); |
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it('fails when user doesn\'t supply an argument', function() { |
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expect(function() { return new HDPublicKey(); }).to.throw(HDPublicKey.Errors.MustSupplyArgument); |
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}); |
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it('doesn\'t recognize an invalid argument', function() { |
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var expectCreationFail = function(argument) { |
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expect(function() { return new HDPublicKey(argument); }).to.throw(HDPublicKey.Errors.UnrecognizedArgument); |
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}; |
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expectCreationFail(1); |
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expectCreationFail(true); |
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}); |
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describe('xpubkey string serialization errors', function() { |
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it('fails on invalid length', expectFail( |
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Base58Check.encode(new buffer.Buffer([1, 2, 3])), |
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HDPublicKey.Errors.InvalidLength |
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)); |
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it('fails on invalid base58 encoding', expectFail( |
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xpubkey + '1', |
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HDPublicKey.Errors.InvalidB58Checksum |
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)); |
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}); |
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it('can be generated from a json', function() { |
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expect(new HDPublicKey(json).xpubkey).to.equal(xpubkey); |
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}); |
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it('can generate a json that has a particular structure', function() { |
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assert(util.shallowEquals( |
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JSON.parse(new HDPublicKey(json).toJson()), |
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JSON.parse(new HDPublicKey(xpubkey).toJson()) |
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)); |
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}); |
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it('builds from a buffer object', function() { |
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(new HDPublicKey(new HDPublicKey(xpubkey)._buffers)).xpubkey.should.equal(xpubkey); |
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}); |
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it('checks the checksum', function() { |
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var buffers = new HDPublicKey(xpubkey)._buffers; |
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buffers.checksum = util.integerAsBuffer(1); |
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expectFail(buffers, HDPublicKey.Errors.InvalidB58Checksum)(); |
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}); |
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}); |
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describe('error checking on serialization', function() { |
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it('throws invalid argument when argument is not a string or buffer', function() { |
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HDPublicKey.getSerializedError(1).should.equal(HDPublicKey.Errors.InvalidArgument); |
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}); |
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it('if a network is provided, validates that data corresponds to it', function() { |
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HDPublicKey.getSerializedError(xpubkey, 'testnet').should.equal(HDPublicKey.Errors.InvalidNetwork); |
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}); |
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it('recognizes invalid network arguments', function() { |
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HDPublicKey.getSerializedError(xpubkey, 'invalid').should.equal(HDPublicKey.Errors.InvalidNetworkArgument); |
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}); |
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it('recognizes a valid network', function() { |
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expect(HDPublicKey.getSerializedError(xpubkey, 'livenet')).to.equal(null); |
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}); |
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}); |
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it('toString() returns the same value as .xpubkey', function() { |
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var pubKey = new HDPublicKey(xpubkey); |
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pubKey.toString().should.equal(pubKey.xpubkey); |
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}); |
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describe('derivation', function() { |
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it('derivation is the same whether deriving with number or string', function() { |
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var pubkey = new HDPublicKey(xpubkey); |
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var derived1 = pubkey.derive(0).derive(1).derive(200000); |
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var derived2 = pubkey.derive('m/0/1/200000'); |
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derived1.xpubkey.should.equal(derived_0_1_200000); |
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derived2.xpubkey.should.equal(derived_0_1_200000); |
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}); |
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it('allows special parameters m, M', function() { |
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var expectDerivationSuccess = function(argument) { |
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new HDPublicKey(xpubkey).derive(argument).xpubkey.should.equal(xpubkey); |
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}; |
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expectDerivationSuccess('m'); |
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expectDerivationSuccess('M'); |
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}); |
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it('doesn\'t allow object arguments for derivation', function() { |
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expect(function() { |
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return new HDPublicKey(xpubkey).derive({}); |
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}).to.throw(HDPublicKey.Errors.InvalidDerivationArgument); |
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}); |
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it('doesn\'t allow other parameters like m\' or M\' or "s"', function() { |
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var expectDerivationFail = function(argument) { |
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expect(function() { |
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return new HDPublicKey(xpubkey).derive(argument); |
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}).to.throw(HDPublicKey.Errors.InvalidPath); |
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}; |
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/* jshint quotmark: double */ |
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expectDerivationFail("m'"); |
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expectDerivationFail("M'"); |
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expectDerivationFail("1"); |
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expectDerivationFail("S"); |
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}); |
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it('can\'t derive hardened keys', function() { |
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expect(function() { return new HDPublicKey(xpubkey).derive(HDPublicKey.Hardened + 1); }) |
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.to.throw(HDPublicKey.Errors.InvalidIndexCantDeriveHardened); |
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}); |
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}); |
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}); |
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