mock ajax for the jqueries

mojax.js

// Mojax
// Copyright (c) 2011 Dan Heberden
// Dual licensed under the MIT and GPL A
var randomStrings = [ "Joe", "Bill", "Steve", "Mark", "Joanne", "Megan", "Kristy", "Suzie" ];
$.ajaxPrefilter( function( options, originalOptions, jqXHR ) {

    if ( /^\/?mock-ajax/.test( originalOptions.url ) ) {
        // make new deferred and save any success/error handlers
        var dfd = new $.Deferred(),
            success = options.success,
            error = options.error;
        
        // kill off the old handlers
        options.success = options.error = null;

        // map these promise methods onto the jqXHR
        dfd.promise( jqXHR );
        
        // simulate success and error
        dfd.done( function() {
           success && success.apply( options, arguments );         
        });
        dfd.fail( function(a,b,c) {
           error && error.apply( options, arguments );
        });
        
        var echo = originalOptions.data.echo || {},
            delay = originalOptions.data.delay || .05,
            status = originalOptions.data.status || true;
        if ( originalOptions.data.random ) {
          echo = randomStrings[ ~~(Math.random()*randomStrings.length) ];
        }
        
        // resolve the data
        setTimeout( function() {
            dfd[ status ? 'resolve' : 'reject' ]( echo, 'success', jqXHR );
        }, delay * 1000 );

        // abort out of this function, so the
        // promise still gets returned via $.ajax
        setTimeout(function(){
            jqXHR.abort( 'success' );
        },0);   
    }
    
   
});