<?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_Test
* @subpackage PHPUnit
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: DomQuery.php 24594 2012-01-05 21:27:01Z matthew $
*/
/** @see PHPUnit_Framework_Constraint */
require_once 'PHPUnit/Framework/Constraint.php';
/** @see Zend_Dom_Query */
require_once 'Zend/Dom/Query.php';
/**
* Zend_Dom_Query-based PHPUnit Constraint
*
* @uses PHPUnit_Framework_Constraint
* @category Zend
* @package Zend_Test
* @subpackage PHPUnit
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Test_PHPUnit_Constraint_DomQuery extends PHPUnit_Framework_Constraint
{
/**#@+
* Assertion type constants
*/
const ASSERT_QUERY = 'assertQuery';
const ASSERT_CONTENT_CONTAINS = 'assertQueryContentContains';
const ASSERT_CONTENT_REGEX = 'assertQueryContentRegex';
const ASSERT_CONTENT_COUNT = 'assertQueryCount';
const ASSERT_CONTENT_COUNT_MIN= 'assertQueryCountMin';
const ASSERT_CONTENT_COUNT_MAX= 'assertQueryCountMax';
/**#@-*/
/**
* Current assertion type
* @var string
*/
protected $_assertType = null;
/**
* Available assertion types
* @var array
*/
protected $_assertTypes = array(
self::ASSERT_QUERY,
self::ASSERT_CONTENT_CONTAINS,
self::ASSERT_CONTENT_REGEX,
self::ASSERT_CONTENT_COUNT,
self::ASSERT_CONTENT_COUNT_MIN,
self::ASSERT_CONTENT_COUNT_MAX,
);
/**
* Content being matched
* @var string
*/
protected $_content = null;
/**
* Whether or not assertion is negated
* @var bool
*/
protected $_negate = false;
/**
* CSS selector or XPath path to select against
* @var string
*/
protected $_path = null;
/**
* Whether or not to use XPath when querying
* @var bool
*/
protected $_useXpath = false;
/**
* XPath namespaces
* @var array
*/
protected $_xpathNamespaces = array();
/**
* Constructor; setup constraint state
*
* @param string $path CSS selector path
* @return void
*/
public function __construct($path)
{
$this->_path = $path;
}
/**
* Indicate negative match
*
* @param bool $flag
* @return void
*/
public function setNegate($flag = true)
{
$this->_negate = $flag;
}
/**
* Whether or not path is a straight XPath expression
*
* @param bool $flag
* @return Zend_Test_PHPUnit_Constraint_DomQuery
*/
public function setUseXpath($flag = true)
{
$this->_useXpath = (bool) $flag;
return $this;
}
/**
* Evaluate an object to see if it fits the constraints
*
* @param string $other String to examine
* @param null|string Assertion type
* @return bool
*/
public function evaluate($other, $assertType = null)
{
if (strstr($assertType, 'Not')) {
$this->setNegate(true);
$assertType = str_replace('Not', '', $assertType);
}
if (strstr($assertType, 'Xpath')) {
$this->setUseXpath(true);
$assertType = str_replace('Xpath', 'Query', $assertType);
}
if (!in_array($assertType, $this->_assertTypes)) {
require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
throw new Zend_Test_PHPUnit_Constraint_Exception(sprintf('Invalid assertion type "%s" provided to %s constraint', $assertType, __CLASS__));
}
$this->_assertType = $assertType;
$method = $this->_useXpath ? 'queryXpath' : 'query';
$domQuery = new Zend_Dom_Query($other);
$domQuery->registerXpathNamespaces($this->_xpathNamespaces);
$result = $domQuery->$method($this->_path);
$argv = func_get_args();
$argc = func_num_args();
switch ($assertType) {
case self::ASSERT_CONTENT_CONTAINS:
if (3 > $argc) {
require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
throw new Zend_Test_PHPUnit_Constraint_Exception('No content provided against which to match');
}
$this->_content = $content = $argv[2];
return ($this->_negate)
? $this->_notMatchContent($result, $content)
: $this->_matchContent($result, $content);
case self::ASSERT_CONTENT_REGEX:
if (3 > $argc) {
require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
throw new Zend_Test_PHPUnit_Constraint_Exception('No pattern provided against which to match');
}
$this->_content = $content = $argv[2];
return ($this->_negate)
? $this->_notRegexContent($result, $content)
: $this->_regexContent($result, $content);
case self::ASSERT_CONTENT_COUNT:
case self::ASSERT_CONTENT_COUNT_MIN:
case self::ASSERT_CONTENT_COUNT_MAX:
if (3 > $argc) {
require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
throw new Zend_Test_PHPUnit_Constraint_Exception('No count provided against which to compare');
}
$this->_content = $content = $argv[2];
return $this->_countContent($result, $content, $assertType);
case self::ASSERT_QUERY:
default:
if ($this->_negate) {
return (0 == count($result));
} else {
return (0 != count($result));
}
}
}
/**
* Report Failure
*
* @see PHPUnit_Framework_Constraint for implementation details
* @param mixed $other CSS selector path
* @param string $description
* @param bool $not
* @return void
* @throws PHPUnit_Framework_ExpectationFailedException
*/
public function fail($other, $description, $not = false)
{
require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
switch ($this->_assertType) {
case self::ASSERT_CONTENT_CONTAINS:
$failure = 'Failed asserting node denoted by %s CONTAINS content "%s"';
if ($this->_negate) {
$failure = 'Failed asserting node DENOTED BY %s DOES NOT CONTAIN content "%s"';
}
$failure = sprintf($failure, $other, $this->_content);
break;
case self::ASSERT_CONTENT_REGEX:
$failure = 'Failed asserting node denoted by %s CONTAINS content MATCHING "%s"';
if ($this->_negate) {
$failure = 'Failed asserting node DENOTED BY %s DOES NOT CONTAIN content MATCHING "%s"';
}
$failure = sprintf($failure, $other, $this->_content);
break;
case self::ASSERT_CONTENT_COUNT:
$failure = 'Failed asserting node DENOTED BY %s OCCURS EXACTLY %d times';
if ($this->_negate) {
$failure = 'Failed asserting node DENOTED BY %s DOES NOT OCCUR EXACTLY %d times';
}
$failure = sprintf($failure, $other, $this->_content);
break;
case self::ASSERT_CONTENT_COUNT_MIN:
$failure = 'Failed asserting node DENOTED BY %s OCCURS AT LEAST %d times';
$failure = sprintf($failure, $other, $this->_content);
break;
case self::ASSERT_CONTENT_COUNT_MAX:
$failure = 'Failed asserting node DENOTED BY %s OCCURS AT MOST %d times';
$failure = sprintf($failure, $other, $this->_content);
break;
case self::ASSERT_QUERY:
default:
$failure = 'Failed asserting node DENOTED BY %s EXISTS';
if ($this->_negate) {
$failure = 'Failed asserting node DENOTED BY %s DOES NOT EXIST';
}
$failure = sprintf($failure, $other);
break;
}
if (!empty($description)) {
$failure = $description . "\n" . $failure;
}
throw new Zend_Test_PHPUnit_Constraint_Exception($failure);
}
/**
* Complete implementation
*
* @return string
*/
public function toString()
{
return '';
}
/**
* Register XPath namespaces
*
* @param array $xpathNamespaces
* @return void
*/
public function registerXpathNamespaces($xpathNamespaces)
{
$this->_xpathNamespaces = $xpathNamespaces;
}
/**
* Check to see if content is matched in selected nodes
*
* @param Zend_Dom_Query_Result $result
* @param string $match Content to match
* @return bool
*/
protected function _matchContent($result, $match)
{
$match = (string) $match;
if (0 == count($result)) {
return false;
}
foreach ($result as $node) {
$content = $this->_getNodeContent($node);
if (strstr($content, $match)) {
return true;
}
}
return false;
}
/**
* Check to see if content is NOT matched in selected nodes
*
* @param Zend_Dom_Query_Result $result
* @param string $match
* @return bool
*/
protected function _notMatchContent($result, $match)
{
if (0 == count($result)) {
return true;
}
foreach ($result as $node) {
$content = $this->_getNodeContent($node);
if (strstr($content, $match)) {
return false;
}
}
return true;
}
/**
* Check to see if content is matched by regex in selected nodes
*
* @param Zend_Dom_Query_Result $result
* @param string $pattern
* @return bool
*/
protected function _regexContent($result, $pattern)
{
if (0 == count($result)) {
return false;
}
foreach ($result as $node) {
$content = $this->_getNodeContent($node);
if (preg_match($pattern, $content)) {
return true;
}
}
return false;
}
/**
* Check to see if content is NOT matched by regex in selected nodes
*
* @param Zend_Dom_Query_Result $result
* @param string $pattern
* @return bool
*/
protected function _notRegexContent($result, $pattern)
{
if (0 == count($result)) {
return true;
}
foreach ($result as $node) {
$content = $this->_getNodeContent($node);
if (preg_match($pattern, $content)) {
return false;
}
}
return true;
}
/**
* Determine if content count matches criteria
*
* @param Zend_Dom_Query_Result $result
* @param int $test Value against which to test
* @param string $type assertion type
* @return boolean
*/
protected function _countContent($result, $test, $type)
{
$count = count($result);
switch ($type) {
case self::ASSERT_CONTENT_COUNT:
return ($this->_negate)
? ($test != $count)
: ($test == $count);
case self::ASSERT_CONTENT_COUNT_MIN:
return ($count >= $test);
case self::ASSERT_CONTENT_COUNT_MAX:
return ($count <= $test);
default:
return false;
}
}
/**
* Get node content, minus node markup tags
*
* @param DOMNode $node
* @return string
*/
protected function _getNodeContent(DOMNode $node)
{
if ($node instanceof DOMAttr) {
return $node->value;
} else {
$doc = $node->ownerDocument;
$content = $doc->saveXML($node);
$tag = $node->nodeName;
$regex = '|</?' . $tag . '[^>]*>|';
return preg_replace($regex, '', $content);
}
}
}