datona-lib/tmp/test-proxy-reencrypt.js

Core library for access to the Datona IO Platform. Datona Protocol v0.0.2. Adds HTTP and WebSocket support.

const chai = require('chai');
chai.use(require('chai-as-promised'));
const expect = chai.expect;
const should = chai.should();
const datona = require('../src/datona');

function encrypt(data, key) {

}

describe("Large File Transfer Test", function() {

  it("includes error name and message", function() {
    expect( new errors.DatonaError("my message").toString() ).to.equal("DatonaError - my message");
    expect( new errors.CommunicationError("My Message").toString() ).to.equal("CommunicationError - My Message");
    expect( new errors.ContractExpiryError("Another message").toString() ).to.equal("ContractExpiryError - Another message");
  });

// Proxy re-encryption test
// x is secret key
var x = bigInt.randBetween(1, factor.minus(1));
var x1 = bigInt.randBetween(1, x);
var x2 = x.minus(x1);
// y is public key
var y = g.modPow(x, prime);
var r = bigInt.randBetween(1, factor.minus(1));
var c3 = g.modPow(r, prime);
// mg^xr
var c4 = m.multiply(y.modPow(r, prime)).mod(prime);

var _decryptP = c4.multiply(c3.modPow(x1, prime).modInv(prime)).mod(prime);
var _decryptF = _decryptP.multiply(c3.modPow(x2, prime).modInv(prime)).mod(prime);
console.log(_decryptF); // should be 2234266
}