108 lines
3.1 KiB
PHP
108 lines
3.1 KiB
PHP
<?php
|
|
/*
|
|
* This file is part of the Comparator package.
|
|
*
|
|
* (c) Sebastian Bergmann <sebastian@phpunit.de>
|
|
*
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*/
|
|
|
|
namespace SebastianBergmann\Comparator;
|
|
|
|
use DOMDocument;
|
|
use DOMNode;
|
|
|
|
/**
|
|
* Compares DOMNode instances for equality.
|
|
*/
|
|
class DOMNodeComparator extends ObjectComparator
|
|
{
|
|
/**
|
|
* Returns whether the comparator can compare two values.
|
|
*
|
|
* @param mixed $expected The first value to compare
|
|
* @param mixed $actual The second value to compare
|
|
* @return bool
|
|
*/
|
|
public function accepts($expected, $actual)
|
|
{
|
|
return $expected instanceof DOMNode && $actual instanceof DOMNode;
|
|
}
|
|
|
|
/**
|
|
* Asserts that two values are equal.
|
|
*
|
|
* @param mixed $expected First value to compare
|
|
* @param mixed $actual Second value to compare
|
|
* @param float $delta Allowed numerical distance between two values to consider them equal
|
|
* @param bool $canonicalize Arrays are sorted before comparison when set to true
|
|
* @param bool $ignoreCase Case is ignored when set to true
|
|
* @param array $processed List of already processed elements (used to prevent infinite recursion)
|
|
*
|
|
* @throws ComparisonFailure
|
|
*/
|
|
public function assertEquals($expected, $actual, $delta = 0.0, $canonicalize = false, $ignoreCase = false, array &$processed = array())
|
|
{
|
|
$expectedAsString = $this->nodeToText($expected, true, $ignoreCase);
|
|
$actualAsString = $this->nodeToText($actual, true, $ignoreCase);
|
|
|
|
if ($expectedAsString !== $actualAsString) {
|
|
if ($expected instanceof DOMDocument) {
|
|
$type = 'documents';
|
|
} else {
|
|
$type = 'nodes';
|
|
}
|
|
|
|
throw new ComparisonFailure(
|
|
$expected,
|
|
$actual,
|
|
$expectedAsString,
|
|
$actualAsString,
|
|
false,
|
|
sprintf("Failed asserting that two DOM %s are equal.\n", $type)
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the normalized, whitespace-cleaned, and indented textual
|
|
* representation of a DOMNode.
|
|
*
|
|
* @param DOMNode $node
|
|
* @param bool $canonicalize
|
|
* @param bool $ignoreCase
|
|
* @return string
|
|
*/
|
|
private function nodeToText(DOMNode $node, $canonicalize, $ignoreCase)
|
|
{
|
|
if ($canonicalize) {
|
|
$document = new DOMDocument;
|
|
$document->loadXML($node->C14N());
|
|
|
|
$node = $document;
|
|
}
|
|
|
|
if ($node instanceof DOMDocument) {
|
|
$document = $node;
|
|
} else {
|
|
$document = $node->ownerDocument;
|
|
}
|
|
|
|
$document->formatOutput = true;
|
|
$document->normalizeDocument();
|
|
|
|
if ($node instanceof DOMDocument) {
|
|
$text = $node->saveXML();
|
|
} else {
|
|
$text = $document->saveXML($node);
|
|
}
|
|
|
|
if ($ignoreCase) {
|
|
$text = strtolower($text);
|
|
}
|
|
|
|
return $text;
|
|
}
|
|
}
|