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52 lines
1.4 KiB
PHP
52 lines
1.4 KiB
PHP
--TEST--
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compareDocumentPosition: entity ordering
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--EXTENSIONS--
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dom
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--FILE--
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<?php
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$dom = new DOMDocument();
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$dom->loadXML(<<<XML
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<?xml version="1.0"?>
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<!DOCTYPE root [
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<!ENTITY e1 "e1">
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<!ENTITY e2 "e2">
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]>
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<container>
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<child>&e1;</child>
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</container>
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XML, LIBXML_NOENT);
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$entities = iterator_to_array($dom->doctype->entities);
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usort($entities, fn ($a, $b) => strcmp($a->nodeName, $b->nodeName));
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echo "--- Compare entities ---\n";
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var_dump($entities[0]->compareDocumentPosition($entities[1]) === DOMNode::DOCUMENT_POSITION_FOLLOWING);
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var_dump($entities[1]->compareDocumentPosition($entities[0]) === DOMNode::DOCUMENT_POSITION_PRECEDING);
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$xpath = new DOMXPath($dom);
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$child = $xpath->query('//child')->item(0);
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echo "--- Compare entities against first child ---\n";
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var_dump($entities[0]->compareDocumentPosition($child->firstChild) === DOMNode::DOCUMENT_POSITION_FOLLOWING);
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var_dump($entities[1]->compareDocumentPosition($child->firstChild) === DOMNode::DOCUMENT_POSITION_FOLLOWING);
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echo "--- Compare first child against entities ---\n";
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var_dump($child->firstChild->compareDocumentPosition($entities[0]) === DOMNode::DOCUMENT_POSITION_PRECEDING);
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var_dump($child->firstChild->compareDocumentPosition($entities[1]) === DOMNode::DOCUMENT_POSITION_PRECEDING);
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?>
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--EXPECT--
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--- Compare entities ---
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bool(true)
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bool(true)
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--- Compare entities against first child ---
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bool(true)
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bool(true)
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--- Compare first child against entities ---
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bool(true)
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bool(true)
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