<?php
/**
 * core.framework
 *
 * @category   Core
 * @package    Core_Filter
 * @subpackage UnitTests
 * @copyright  Copyright (c) 2011. Burza d.o.o. (http://web.burza.hr/en/)
 * @license    proprietary
 */

/**
 * @category   Core
 * @package    Core_Filter
 * @subpackage UnitTests
 * @copyright  Copyright (c) 2011. Burza d.o.o. (http://web.burza.hr/en/)
 * @license    proprietary
 * @group      Core_Filter
 */
class Core_Filter_NullTest extends PHPUnit_Framework_TestCase
{
    /**
     * @var Core_Filter_Null
     */
    protected $_object;

    protected function setUp()
    {
        $this->_object = new Core_Filter_Null;
    }

    /**
     * @covers Core_Filter_Null::filter
     */
    public function testFilterinNullWillReturnNull()
    {
        $this->assertNull($this->_object->filter(null));
    }
}
