SplQueueTest.php

<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Stdlib
 * @subpackage UnitTests
 * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id:$
 */

namespace ZendTest\Stdlib;

use Zend\Stdlib\SplQueue;

/**
 * @category   Zend
 * @package    Zend_Stdlib
 * @subpackage UnitTests
 * @group      Zend_Stdlib
 * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class SplQueueTest extends \PHPUnit_Framework_TestCase
{
    public function setUp()
    {
        $this->queue = new SplQueue();
        $this->queue->push('foo');
        $this->queue->push('bar');
        $this->queue->push('baz');
    }

    public function testSerializationAndDeserializationShouldMaintainState()
    {
        $s = serialize($this->queue);
        $unserialized = unserialize($s);
        $count = count($this->queue);
        $this->assertSame($count, count($unserialized));

        $expected = array();
        foreach ($this->queue as $item) {
            $expected[] = $item;
        }
        $test = array();
        foreach ($unserialized as $item) {
            $test[] = $item;
        }
        $this->assertSame($expected, $test);
    }

    public function testCanRetrieveQueueAsArray()
    {
        $expected = array('foo', 'bar', 'baz');
        $this->assertSame($expected, $this->queue->toArray());
    }
}