jsrsasign/test/t_base64x.js

opensource free pure JavaScript cryptographic library supports RSA/RSAPSS/ECDSA/DSA signing/validation, ASN.1, PKCS#1/5/8 private/public key, X.509 certificate, CRL, OCSP, CMS SignedData, TimeStamp and CAdES and JSON Web Signature(JWS)/Token(JWT)/Key(JWK)

var assert = require('assert');
var rs = require('../lib/jsrsasign.js');

describe("base64x", function() {
    describe("hextorstr", function() {
	it('should return aaa', function() {
	    assert.equal("aaa", rs.hextorstr("616161"));
	});
    });
    describe("utf8tob64u, b64utoutf8", function() {
	it('utf8tob64u', function() {
	    assert.equal(rs.utf8tob64u("あ"), "44GC");
	    assert.equal(rs.utf8tob64u("aaa"), "YWFh");
	});
	it('b64utoutf8', function() {
	    assert.equal(rs.b64utoutf8("44GC"), "あ");
	    assert.equal(rs.b64utoutf8("YWFh"), "aaa");
	});
    });
    describe("timingSafeEqualImpl", function() {
	it('should compare equal and unequal digests safely', function() {
	    assert.equal(rs.timingSafeEqual("abcd", "abcd"), true);
	    assert.equal(rs.timingSafeEqual("abcd", "abce"), false);
	    assert.throws(
                () => {rs.rs.timingSafeEqual("abcd", "abc");}, Error
            );
	    assert.throws(
                () => {rs.rs.timingSafeEqual("abcd", null);}, Error
            );
	});
    });
});