70 lines
2.4 KiB
JavaScript
70 lines
2.4 KiB
JavaScript
/* global it */
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var assert = require('assert');
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var bitcoinjs = require('../');
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var sec = require('../src/jsbn/sec');
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var BigInteger = require('../src/jsbn/jsbn.js');
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var SHA256 = require('crypto-js/sha256');
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var SecureRandom = require('../src/jsbn/rng');
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var rng = new SecureRandom();
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var ecparams = sec('secp256k1');
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var ECPointFp = bitcoinjs.ECPointFp;
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var convert = require('../src/convert');
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function sha256FromBytesToBytes(message){
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return convert.wordArrayToBytes(SHA256(convert.bytesToWordArray(message)))
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}
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it('Keys & Key Management', function () {
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var p1 = bitcoinjs.Key().getPub()['export']('bytes');
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assert.equal(p1.length, 65);
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var p1_q = ECPointFp.decodeFrom(ecparams.getCurve(), p1);
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assert.ok(p1_q);
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assert.ok(p1_q.validate());
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var p2 = bitcoinjs.convert.hexToBytes(
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'0486f356006a38b847bedec1bf47013776925d939d5a35a97a4d1263e550c7f1a' +
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'b5aba44ab74d22892097a0e851addf07ba97e33416df5affaceeb35d5607cd23c');
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var p2_q = ECPointFp.decodeFrom(ecparams.getCurve(), p2);
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assert.ok(p2_q);
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assert.ok(p2_q.validate());
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});
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it('Signing and Verifying', function () {
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var s1 = bitcoinjs.Key();
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var sig_a = s1.sign(BigInteger.ZERO);
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assert.ok(sig_a, 'Sign null');
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assert.ok(s1.verify(BigInteger.ZERO, sig_a));
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var message = new BigInteger(1024, rng).toByteArrayUnsigned();
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var hash = sha256FromBytesToBytes(message);
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var sig_b = s1.sign(hash);
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assert.ok(sig_b, 'Sign random string');
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assert.ok(s1.verify(hash, sig_b));
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var message2 = bitcoinjs.convert.hexToBytes(
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'12dce2c169986b3346827ffb2305cf393984627f5f9722a1b1368e933c8d' +
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'd296653fbe5d7ac031c4962ad0eb1c4298c3b91d244e1116b4a76a130c13' +
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'1e7aec7fa70184a71a2e66797052831511b93c6e8d72ae58a1980eaacb66' +
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'8a33f50d7cefb96a5dab897b5efcb99cbafb0d777cb83fc9b2115b69c0fa' +
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'3d82507b932b84e4');
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var hash2 = sha256FromBytesToBytes(message2);
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var sig_c = bitcoinjs.convert.hexToBytes(
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'3044022038d9b8dd5c9fbf330565c1f51d72a59ba869aeb2c2001be959d3' +
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'79e861ec71960220a73945f32cf90d03127d2c3410d16cee120fa1a4b4c3' +
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'f273ab082801a95506c4');
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var s2 = bitcoinjs.convert.hexToBytes(
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'045a1594316e433fb91f35ef4874610d22177c3f1a1060f6c1e70a609d51' +
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'b20be5795cd2a5eae0d6b872ba42db95e9afaeea3fbb89e98099575b6828' +
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'609a978528');
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assert.ok(bitcoinjs.ecdsa.verify(hash2, sig_c, s2), 'Verify constant signature');
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});
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