bitcore/test/test.SecureRandom.js

58 lines
1.6 KiB
JavaScript

'use strict';
var chai = chai || require('chai');
var bitcore = bitcore || require('../bitcore');
var should = chai.should();
var assert = chai.assert;
var SecureRandom = bitcore.SecureRandom;
describe('SecureRandom', function() {
describe('getRandomBuffer', function() {
it('should return a buffer', function() {
var bytes = SecureRandom.getRandomBuffer(8);
bytes.length.should.equal(8);
Buffer.isBuffer(bytes).should.equal(true);
});
it('should not equate two 256 bit random buffers', function() {
var bytes1 = SecureRandom.getRandomBuffer(32);
var bytes2 = SecureRandom.getRandomBuffer(32);
bytes1.toString('hex').should.not.equal(bytes2.toString('hex'));
});
});
describe('getPseudoRandomBuffer', function() {
it('should generate 7 random bytes', function() {
var buf = SecureRandom.getPseudoRandomBuffer(7);
buf.length.should.equal(7);
});
it('should generate 8 random bytes', function() {
var buf = SecureRandom.getPseudoRandomBuffer(8);
buf.length.should.equal(8);
});
it('should generate 9 random bytes', function() {
var buf = SecureRandom.getPseudoRandomBuffer(9);
buf.length.should.equal(9);
});
it('should generate 90 random bytes', function() {
var buf = SecureRandom.getPseudoRandomBuffer(90);
buf.length.should.equal(90);
});
it('should generate two 8 byte buffers that are not equal', function() {
var buf1 = SecureRandom.getPseudoRandomBuffer(8);
var buf2 = SecureRandom.getPseudoRandomBuffer(8);
buf1.toString('hex').should.not.equal(buf2.toString('hex'));
});
});
});