425 Zeilen
13 KiB
PHP
425 Zeilen
13 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Test
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* @subpackage PHPUnit
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* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id$
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*/
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/** @see PHPUnit_Framework_Constraint */
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require_once 'PHPUnit/Framework/Constraint.php';
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/** @see Zend_Dom_Query */
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require_once 'Zend/Dom/Query.php';
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/**
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* Zend_Dom_Query-based PHPUnit Constraint
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*
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* @uses PHPUnit_Framework_Constraint
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* @category Zend
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* @package Zend_Test
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* @subpackage PHPUnit
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* @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Test_PHPUnit_Constraint_DomQuery extends PHPUnit_Framework_Constraint
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{
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/**#@+
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* Assertion type constants
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*/
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const ASSERT_QUERY = 'assertQuery';
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const ASSERT_CONTENT_CONTAINS = 'assertQueryContentContains';
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const ASSERT_CONTENT_REGEX = 'assertQueryContentRegex';
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const ASSERT_CONTENT_COUNT = 'assertQueryCount';
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const ASSERT_CONTENT_COUNT_MIN= 'assertQueryCountMin';
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const ASSERT_CONTENT_COUNT_MAX= 'assertQueryCountMax';
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/**#@-*/
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/**
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* Current assertion type
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* @var string
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*/
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protected $_assertType = null;
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/**
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* Available assertion types
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* @var array
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*/
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protected $_assertTypes = array(
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self::ASSERT_QUERY,
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self::ASSERT_CONTENT_CONTAINS,
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self::ASSERT_CONTENT_REGEX,
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self::ASSERT_CONTENT_COUNT,
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self::ASSERT_CONTENT_COUNT_MIN,
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self::ASSERT_CONTENT_COUNT_MAX,
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);
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/**
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* Content being matched
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* @var string
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*/
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protected $_content = null;
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/**
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* Whether or not assertion is negated
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* @var bool
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*/
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protected $_negate = false;
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/**
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* CSS selector or XPath path to select against
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* @var string
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*/
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protected $_path = null;
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/**
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* Whether or not to use XPath when querying
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* @var bool
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*/
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protected $_useXpath = false;
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/**
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* XPath namespaces
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* @var array
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*/
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protected $_xpathNamespaces = array();
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/**
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* Constructor; setup constraint state
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*
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* @param string $path CSS selector path
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* @return void
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*/
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public function __construct($path)
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{
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$this->_path = $path;
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}
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/**
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* Indicate negative match
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*
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* @param bool $flag
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* @return void
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*/
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public function setNegate($flag = true)
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{
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$this->_negate = $flag;
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}
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/**
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* Whether or not path is a straight XPath expression
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*
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* @param bool $flag
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* @return Zend_Test_PHPUnit_Constraint_DomQuery
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*/
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public function setUseXpath($flag = true)
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{
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$this->_useXpath = (bool) $flag;
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return $this;
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}
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/**
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* Evaluate an object to see if it fits the constraints
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*
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* @param string $other String to examine
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* @param null|string Assertion type
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* @return bool
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*/
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public function evaluate($other, $assertType = null)
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{
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if (strstr($assertType, 'Not')) {
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$this->setNegate(true);
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$assertType = str_replace('Not', '', $assertType);
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}
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if (strstr($assertType, 'Xpath')) {
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$this->setUseXpath(true);
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$assertType = str_replace('Xpath', 'Query', $assertType);
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}
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if (!in_array($assertType, $this->_assertTypes)) {
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require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
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throw new Zend_Test_PHPUnit_Constraint_Exception(sprintf('Invalid assertion type "%s" provided to %s constraint', $assertType, __CLASS__));
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}
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$this->_assertType = $assertType;
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$method = $this->_useXpath ? 'queryXpath' : 'query';
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$domQuery = new Zend_Dom_Query($other);
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$domQuery->registerXpathNamespaces($this->_xpathNamespaces);
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$result = $domQuery->$method($this->_path);
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$argv = func_get_args();
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$argc = func_num_args();
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switch ($assertType) {
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case self::ASSERT_CONTENT_CONTAINS:
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if (3 > $argc) {
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require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
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throw new Zend_Test_PHPUnit_Constraint_Exception('No content provided against which to match');
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}
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$this->_content = $content = $argv[2];
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return ($this->_negate)
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? $this->_notMatchContent($result, $content)
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: $this->_matchContent($result, $content);
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case self::ASSERT_CONTENT_REGEX:
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if (3 > $argc) {
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require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
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throw new Zend_Test_PHPUnit_Constraint_Exception('No pattern provided against which to match');
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}
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$this->_content = $content = $argv[2];
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return ($this->_negate)
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? $this->_notRegexContent($result, $content)
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: $this->_regexContent($result, $content);
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case self::ASSERT_CONTENT_COUNT:
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case self::ASSERT_CONTENT_COUNT_MIN:
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case self::ASSERT_CONTENT_COUNT_MAX:
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if (3 > $argc) {
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require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
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throw new Zend_Test_PHPUnit_Constraint_Exception('No count provided against which to compare');
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}
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$this->_content = $content = $argv[2];
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return $this->_countContent($result, $content, $assertType);
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case self::ASSERT_QUERY:
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default:
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if ($this->_negate) {
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return (0 == count($result));
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} else {
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return (0 != count($result));
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}
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}
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}
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/**
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* Report Failure
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*
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* @see PHPUnit_Framework_Constraint for implementation details
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* @param mixed $other CSS selector path
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* @param string $description
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* @param bool $not
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* @return void
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* @throws PHPUnit_Framework_ExpectationFailedException
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*/
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public function fail($other, $description, $not = false)
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{
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require_once 'Zend/Test/PHPUnit/Constraint/Exception.php';
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switch ($this->_assertType) {
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case self::ASSERT_CONTENT_CONTAINS:
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$failure = 'Failed asserting node denoted by %s CONTAINS content "%s"';
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if ($this->_negate) {
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$failure = 'Failed asserting node DENOTED BY %s DOES NOT CONTAIN content "%s"';
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}
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$failure = sprintf($failure, $other, $this->_content);
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break;
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case self::ASSERT_CONTENT_REGEX:
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$failure = 'Failed asserting node denoted by %s CONTAINS content MATCHING "%s"';
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if ($this->_negate) {
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$failure = 'Failed asserting node DENOTED BY %s DOES NOT CONTAIN content MATCHING "%s"';
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}
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$failure = sprintf($failure, $other, $this->_content);
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break;
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case self::ASSERT_CONTENT_COUNT:
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$failure = 'Failed asserting node DENOTED BY %s OCCURS EXACTLY %d times';
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if ($this->_negate) {
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$failure = 'Failed asserting node DENOTED BY %s DOES NOT OCCUR EXACTLY %d times';
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}
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$failure = sprintf($failure, $other, $this->_content);
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break;
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case self::ASSERT_CONTENT_COUNT_MIN:
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$failure = 'Failed asserting node DENOTED BY %s OCCURS AT LEAST %d times';
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$failure = sprintf($failure, $other, $this->_content);
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break;
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case self::ASSERT_CONTENT_COUNT_MAX:
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$failure = 'Failed asserting node DENOTED BY %s OCCURS AT MOST %d times';
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$failure = sprintf($failure, $other, $this->_content);
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break;
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case self::ASSERT_QUERY:
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default:
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$failure = 'Failed asserting node DENOTED BY %s EXISTS';
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if ($this->_negate) {
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$failure = 'Failed asserting node DENOTED BY %s DOES NOT EXIST';
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}
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$failure = sprintf($failure, $other);
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break;
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}
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if (!empty($description)) {
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$failure = $description . "\n" . $failure;
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}
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throw new Zend_Test_PHPUnit_Constraint_Exception($failure);
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}
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/**
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* Complete implementation
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*
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* @return string
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*/
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public function toString()
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{
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return '';
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}
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/**
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* Register XPath namespaces
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*
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* @param array $xpathNamespaces
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* @return void
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*/
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public function registerXpathNamespaces($xpathNamespaces)
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{
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$this->_xpathNamespaces = $xpathNamespaces;
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}
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/**
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* Check to see if content is matched in selected nodes
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*
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* @param Zend_Dom_Query_Result $result
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* @param string $match Content to match
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* @return bool
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*/
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protected function _matchContent($result, $match)
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{
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$match = (string) $match;
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if (0 == count($result)) {
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return false;
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}
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foreach ($result as $node) {
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$content = $this->_getNodeContent($node);
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if (strstr($content, $match)) {
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return true;
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}
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}
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return false;
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}
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/**
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* Check to see if content is NOT matched in selected nodes
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*
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* @param Zend_Dom_Query_Result $result
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* @param string $match
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* @return bool
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*/
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protected function _notMatchContent($result, $match)
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{
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if (0 == count($result)) {
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return true;
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}
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foreach ($result as $node) {
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$content = $this->_getNodeContent($node);
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if (strstr($content, $match)) {
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return false;
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}
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}
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return true;
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}
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/**
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* Check to see if content is matched by regex in selected nodes
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*
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* @param Zend_Dom_Query_Result $result
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* @param string $pattern
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* @return bool
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*/
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protected function _regexContent($result, $pattern)
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{
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if (0 == count($result)) {
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return false;
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}
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foreach ($result as $node) {
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$content = $this->_getNodeContent($node);
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if (preg_match($pattern, $content)) {
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return true;
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}
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}
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return false;
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}
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/**
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* Check to see if content is NOT matched by regex in selected nodes
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*
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* @param Zend_Dom_Query_Result $result
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* @param string $pattern
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* @return bool
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*/
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protected function _notRegexContent($result, $pattern)
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{
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if (0 == count($result)) {
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return true;
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}
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foreach ($result as $node) {
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$content = $this->_getNodeContent($node);
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if (preg_match($pattern, $content)) {
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return false;
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}
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}
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return true;
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}
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/**
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* Determine if content count matches criteria
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*
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* @param Zend_Dom_Query_Result $result
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* @param int $test Value against which to test
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* @param string $type assertion type
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* @return boolean
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*/
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protected function _countContent($result, $test, $type)
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{
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$count = count($result);
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switch ($type) {
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case self::ASSERT_CONTENT_COUNT:
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return ($this->_negate)
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? ($test != $count)
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: ($test == $count);
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case self::ASSERT_CONTENT_COUNT_MIN:
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return ($count >= $test);
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case self::ASSERT_CONTENT_COUNT_MAX:
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return ($count <= $test);
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default:
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return false;
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}
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}
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/**
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* Get node content, minus node markup tags
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*
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* @param DOMNode $node
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* @return string
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*/
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protected function _getNodeContent(DOMNode $node)
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{
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if ($node instanceof DOMAttr) {
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return $node->value;
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} else {
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$doc = $node->ownerDocument;
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$content = $doc->saveXML($node);
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$tag = $node->nodeName;
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$regex = '|</?' . $tag . '[^>]*>|';
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return preg_replace($regex, '', $content);
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}
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}
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}
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