blocktrail / blocktrail-sdk-nodejs

var blocktrailSDK = require('../');

var webworkifier = require('../lib/webworkifier');

var assert = require('assert');

var randomBytes = require('randombytes');

var isNodeJS = !process.browser;

var useWebWorker = require('../lib/use-webworker')();

describe('webworkifier', function() {

    var androidVersionV4 = ((typeof navigator !== "undefined" && navigator.userAgent) || "").match(/Android 4\./);

    if (isNodeJS) {

        it('is not used on Android v4.x', function(cb) {

            assert(!useWebWorker);

            cb();

        });

    } else {

        it('can use webworker', function(cb) {

            assert(useWebWorker);

            cb();

        });

        it('can encrypt on webworker', function() {

            var self = {};

            assert(typeof onLoadWorkerLoadAsmCrypto === "function");

            var pw = new Buffer("passphrase");

            var saltBuf = randomBytes(blocktrailSDK.Encryption.defaultSaltLen);

            var iv = randomBytes(blocktrailSDK.Encryption.ivLenBits / 8);

            var iterations = blocktrailSDK.KeyDerivation.defaultIterations;

            return webworkifier.workify(self, function() {

                return require('../lib/webworker');

            }, onLoadWorkerLoadAsmCrypto, {

                method: 'Encryption.encryptWithSaltAndIV',

                pt: pt,

                pw: pw,

                saltBuf: saltBuf,

                iv: iv,

                iterations: iterations

            })

                .then(function(data) {

                    assert(blocktrailSDK.Encryption.decrypt(cipherText, pw).equals(pt));

                });

        });

    }

});