CasperJS and underscore.js

CasperJS and UnderscoreJS

Casper.js - testing library for web pages and javascript.
Underscore.js - utility library for javascript

Install casper.js globally

$ npm install -g casperjs

Install underscore.js globally

$ npm install -g underscore

Run casper with test javascript file

$ casperjs test tests/Test.js

Test.js

"use strict";

// casper is globally defined variable
// turn on logging - console.log should be visible in casper.js log
casper.options.logLevel = "debug";

// load web page - there is assumption that server is running
casper.start("http://localhost:8080/tests/Test.html", function() {
  this.echo("Started");
});

// wait for full page load. Some AMD modules need to be loaded before the following tests
casper.waitForSelector("#test", function() {
  // evalute some variables - loaded as AMD modules
  var t = this.evaluate(function() {
    return new TestObject();
  });
  
  this.test.assert(!_.isNull(t), "Object t has to be given");
  this.test.assert(_.has(t, "id"), "Object t has to have id property");
}, function() {
  this.echo("Timeout");
}, 10000);