Simple simulator for jQuery's ajax() method

AjaxSimulator.js

// Notes: 
// 1. Use the second parameter to simulate a response data.
// 2. Use the third (boolean) parameter to simulate a failed request.

// jQuery's AJAX simulator

var $ = {
  ajax: function(opts, returnData, throwError) {
    console.group('AJAX Request');
    console.log('Request URL: ', opts.url);
    console.log('Request method: ', opts.method);
    console.log('Request data: ', opts.data);
    console.groupEnd('AJAX Request');
    
    var timer = Math.round() * 10 + 1;
    
    if (throwError && typeof opts.error === 'function') {
      setTimeout(function() {
        opts.error(new Error('AJAX request error'));
      }, timer);
      
      return;
    }
    
    if (typeof opts.success === 'function') {
      setTimeout(function() {
        opts.success(returnData);
      }, timer);
    }
  }
};


// Usage example
$.ajax({
  url: 'http://google.com',
  method: 'GET',
  success: function(data) {
    console.log(data);
  },
  error: function(err) {
    console.log(err);
  }
}, 'test data', true);