var assert = require('assert') var ECKey = require('../src/eckey').ECKey var Message = require('../').Message var networks = require('../').networks var fixtures = require('./fixtures/message') describe('Message', function() { var msg beforeEach(function() { msg = 'vires is numeris' }) describe('magicHash', function() { it('matches the test vectors', function() { fixtures.magicHash.forEach(function(f) { var actual = Message.magicHash(f.message) var expected = f.hash256 assert.equal(actual.toString('hex'), expected) }) }) }) describe('verify', function() { var addr, sig, caddr, csig beforeEach(function() { addr = '16UwLL9Risc3QfPqBUvKofHmBQ7wMtjvM' // uncompressed caddr = '1PMycacnJaSqwwJqjawXBErnLsZ7RkXUAs' // compressed sig = new Buffer('1bc25ac0fb503abc9bad23f558742740fafaec1f52deaaf106b9759a5ce84c93921c4a669c5ec3dfeb7e2d7d177a2f49db407900874f6de2f701a4c16783776d8d', 'hex') csig = new Buffer('1fc25ac0fb503abc9bad23f558742740fafaec1f52deaaf106b9759a5ce84c93921c4a669c5ec3dfeb7e2d7d177a2f49db407900874f6de2f701a4c16783776d8d', 'hex') }) it('can verify a signed message', function() { assert.ok(Message.verify(addr, sig, msg)) assert.ok(Message.verify(caddr, csig, msg)) }) it('will fail for the wrong message', function() { assert.ok(!Message.verify(addr, sig, 'foobar')) assert.ok(!Message.verify(caddr, csig, 'foobar')) }) it('will fail for the wrong public key', function() { assert.ok(!Message.verify('1MsHWS1BnwMc3tLE8G35UXsS58fKipzB7a', sig, msg)) assert.ok(!Message.verify('1Q1pE5vPGEEMqRcVRMbtBK842Y6Pzo6nK9', csig, msg)) }) it('supports alternate network addresses', function() { var taddr = 'mxnQZKxSKjzaMgrdXzk35rif3u62TLDrg9' var tsig = new Buffer('IGucnrTku3KLCCHUMwq9anawfrlN8RK1HWMN+10LhsHJeysBdWfj5ohJcS/+oqrlVFNvEgbgEeAQUL6r3sZwnj8=', 'base64') assert.ok(Message.verify(taddr, tsig, msg)) assert.ok(!Message.verify(taddr, tsig, 'foobar')) }) it('does not cross verify (compressed/uncompressed)', function() { assert.ok(!Message.verify(addr, csig, msg)) assert.ok(!Message.verify(caddr, sig, msg)) }) }) describe('signing', function() { describe('using the uncompressed public key', function(){ it('gives same signature as a compressed public key', function() { var key = ECKey.makeRandom(false) // uncompressed var sig = Message.sign(key, msg) var compressedKey = new ECKey(key.D, true) // compressed clone var csig = Message.sign(compressedKey, msg) var addr = key.pub.getAddress() var caddr = compressedKey.pub.getAddress() assert.ok(Message.verify(addr, sig, msg)) assert.ok(Message.verify(caddr, csig, msg)) assert.notDeepEqual(sig.slice(0, 2), csig.slice(0, 2)) // unequal compression flags assert.deepEqual(sig.slice(2), csig.slice(2)) // equal signatures }) }) describe('testnet address', function(){ it('works', function(){ var key = ECKey.makeRandom() var sig = Message.sign(key, msg) var addr = key.pub.getAddress(networks.testnet.pubKeyHash) assert(Message.verify(addr, sig, msg)) }) }) }) })