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<?php
/**
* PHP Unit test suite for Magento
*
* NOTICE OF LICENSE
*
* This source file is subject to the Open Software License (OSL 3.0)
* that is bundled with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://opensource.org/licenses/osl-3.0.php
*
* @category EcomDev
* @package EcomDev_PHPUnit
* @copyright Copyright (c) 2013 EcomDev BV (http://www.ecomdev.org)
* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
* @author Ivan Chepurnyi <ivan.chepurnyi@ecomdev.org>
*/
/**
* Abstract class for constraints based on configuration
*
*/
abstract class EcomDev_PHPUnit_Constraint_Config_Abstract
extends EcomDev_PHPUnit_Constraint_Abstract
implements EcomDev_PHPUnit_Constraint_Config_Interface
{
/**
* Config node path defined in the constructor
*
* @var string
*/
protected $_nodePath = null;
/**
* Constraint constructor
*
* @param string $nodePath
* @param string $type
* @param mixed $expectedValue
*/
public function __construct($nodePath, $type, $expectedValue = null)
{
if (empty($nodePath) || !is_string($nodePath)) {
throw PHPUnit_Util_InvalidArgumentHelper::factory(1, 'string', $type);
}
$this->_nodePath = $nodePath;
parent::__construct($type, $expectedValue);
}
/**
* Returns node path for checking
*
* (non-PHPdoc)
* @see EcomDev_PHPUnit_Constraint_Config_Interface::getNodePath()
*/
public function getNodePath()
{
return $this->_nodePath;
}
/**
* Automatically evaluate to false if the node was not found
*
* (non-PHPdoc)
* @see EcomDev_PHPUnit_Constraint_Abstract::evaluate()
*/
public function evaluate($other, $description = '', $returnResult = false)
{
if ($other === false) {
// If node was not found, than evaluation fails
return false;
}
return parent::evaluate($other, $description, $returnResult);
}
/**
* Returns a scalar representation of actual value,
* Returns $other if internal acutal value is not set
*
* @param Varien_Simplexml_Element $other
* @return scalar
*/
protected function getActualValue($other = null)
{
if (!$this->_useActualValue && $other->hasChildren()) {
return $this->getXmlAsDom($this->_expectedValue);
} elseif (!$this->_useActualValue) {
return (string) $other;
}
return parent::getActualValue($other);
}
/**
* Returns a scalar representation of expected value
*
* @return string
*/
protected function getExpectedValue()
{
if ($this->_expectedValue instanceof Varien_Simplexml_Element) {
return $this->getXmlAsDom($this->_expectedValue);
}
return parent::getExpectedValue();
}
/**
* Converts xml to dom object
*
* @param $xmlValue
* @return DOMDocument
*/
protected function getXmlAsDom($xmlValue)
{
if ($xmlValue instanceof SimpleXMLElement) {
$xmlValue = $xmlValue->asXML();
}
$domValue = new DOMDocument;
$domValue->preserveWhiteSpace = FALSE;
$domValue->loadXML($xmlValue);
return $domValue;
}
}