Object Testing

Card.js

exports.Card = function(suit, rank) {
    function contructor() {};
    constructor.prototype.getRank = function() { return rank; };
    constructor.prototype.getSuit = function() { return suit; };
    return new constructor();
};

gistfile1.txt

(function () {
  'use strict';
}());

var Card = require('../lib/Card.js').Card,
    expect = require('chai').expect;

describe('Card object test:', function() {
    var card;
    beforeEach( function() {
        card = new Card('spades', 'Ace');
    });

    describe('constructor', function() {
        it('Card should be truthy (exists)', function() {
            expect(card).to.be.ok;
        });
        it('getSuit equals the card\'s suit', function() {
            expect(Card.getSuit()).to.equal('spades');
        });
        it('getRank equals the card\'s suit', function() {
            expect(Card.getRank()).to.equal('Ace');
        });
        it('can\'t change the card\'s suit', function() {
            card.suit = "Cooper";
            expect(card.getSuit()).to.not.equal("Cooper");
        });
        it('can\'t change the card\'s rank', function() {
            card.rank = "Colonel";
            expect(card.getSuit()).to.not.equal("Colonel");
        });
    });
});