Zend\Transfer functional test

IndexController.php

<?php
/**
 * Zend Framework (http://framework.zend.com/)
 *
 * @link      http://github.com/zendframework/ZendSkeletonApplication for the canonical source repository
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license   http://framework.zend.com/license/new-bsd New BSD License
 */

namespace Application\Controller;

use Zend\Mvc\Controller\AbstractActionController;
use Zend\View\Model\ViewModel;
use Zend\Debug\Debug;

class IndexController extends AbstractActionController
{
    public function indexAction()
    {
        return new ViewModel();
    }

    public function transferAction()
    {
        $upload = new \Zend\File\Transfer\Transfer();
        $upload->setDestination('./data/tmpuploads/');
        $upload->addValidator('Extension', false, array('extension' => array('jpg','jpeg','png')));
        $upload->addValidator('Count', false, array('max' => 1));

        $rtn = array('success' => null);

        if ($this->getRequest()->isPost()) {
            $files = $upload->getFileInfo();
            foreach ($files as $file => $info) {
                if (!$upload->isUploaded($file)) {
                    print "<h3>Not Uploaded</h3>";
                    Debug::dump($file);
                    continue;
                }
                if (!$upload->isValid($file)) {
                    print "<h4>Not Valid</h4>";
                    Debug::dump($file);
                    continue;
                }
            }
            if ($upload->hasErrors()) {
                $errors = $upload->getMessages();
                Debug::dump($errors);
            }

            $rtn['success'] = $upload->receive();
        }

        return new ViewModel($rtn);
    }
}

transfer.phtml

<h1>Transfer Test</h1>

<?php if (!is_null($this->success)) { ?>
<h2>
    <?php echo ($this->success) ? 'Upload successful!' : 'unsuccessful.'; ?>
</h2>
<?php } ?>

<form method="POST" enctype="multipart/form-data">
    File to upload: <input type="file" name="upfile"><br>
    <input type="submit" value="Submit">
</form>