hdc/test/tx.js

NPM module implementing HDC Messages Format

var should    = require('should');
var assert    = require('assert');
var sha1      = require('sha1');
var fs        = require('fs');
var Transaction = require('../core/transaction');

describe('Transaction', function(){

  describe('1 (transfert)', function(){

    var tx1;

    // Loads tx1 with its data
    before(function(done) {
      tx1 = new Transaction();
      loadFromFile(tx1, __dirname + "/data/tx/transfert1.tx", done);
    });

    it('it should have no error', function(){
      should.not.exist(tx1.errorCode);
    });

    it('it should have error anyway', function(){
      should.exist(tx1.error);
    });

    it('should be version 1', function(){
      assert.equal(tx1.version, 1);
    });

    it('should be number 95', function(){
      assert.equal(tx1.number, 95);
    });

    it('should have beta_brousoufs currency name', function(){
      assert.equal(tx1.currency, 'beta_brousouf');
    });

    it('should have sender 31A6302161AC8F5938969E85399EB3415C237F93', function(){
      assert.equal(tx1.sender, "31A6302161AC8F5938969E85399EB3415C237F93");
    });

    it('should have recipient 86F7E437FAA5A7FCE15D1DDCB9EAEAEA377667B8', function(){
      assert.equal(tx1.recipient, "86F7E437FAA5A7FCE15D1DDCB9EAEAEA377667B8");
    });

    it('should have 2 coins', function(){
      assert.equal(tx1.getCoins().length, 2);
    });

    it('should have 2 coins with transaction link', function(){
      var coins = tx1.getCoins();
      for (var i = 0; i < coins.length; i++) {
      };
      should.not.exist(coins[0].transaction);
      should.exist(coins[1].transaction);
      coins[0].issuer.should.equal('31A6302161AC8F5938969E85399EB3415C237F93');
      coins[0].amNumber.should.equal(1);
      coins[0].coinNumber.should.equal(5);
      coins[1].issuer.should.equal('2E69197FAB029D8669EF85E82457A1587CA0ED9C');
      coins[1].amNumber.should.equal(2);
      coins[1].coinNumber.should.equal(2);
      should.exist(coins[1].transaction);
      coins[1].transaction.sender.should.equal('2E69197FAB029D8669EF85E82457A1587CA0ED9C');
      coins[1].transaction.number.should.equal('6');
    });

    it('should have a comment', function(){
      should.exist(tx1.comment);
    });

    it('its computed hash should be 7D7498E695DBB87482EF58C47122EA155FB577B7', function(){
      assert.equal(tx1.hash, '7D7498E695DBB87482EF58C47122EA155FB577B7');
    });

    it('its manual hash should be 7D7498E695DBB87482EF58C47122EA155FB577B7', function(){
      assert.equal(sha1(tx1.getRaw()).toUpperCase(), '7D7498E695DBB87482EF58C47122EA155FB577B7');
    });
  });
});

function loadFromFile(tx, file, done) {
  fs.readFile(file, {encoding: "utf8"}, function (err, data) {
    tx.parse(data);
    tx.verify('beta_brousouf');
    done(err);
  });
}