1--TEST-- 2XMLReader: libxml2 XML Reader, Move cursor to an attribute, with invalid arguments 3--CREDITS-- 4Mark Baker mark@lange.demon.co.uk at the PHPNW2017 Conference for PHP Testfest 2017 5--SKIPIF-- 6<?php if (!extension_loaded("xmlreader")) print "skip"; ?> 7--FILE-- 8<?php 9// Set up test data in a new file 10$xmlstring = '<?xml version="1.0" encoding="UTF-8"?> 11<books><book num="1" idx="2">book1</book></books>'; 12$filename = __DIR__ . '/003-move-errors.xml'; 13file_put_contents($filename, $xmlstring); 14 15// Load test data into a new XML Reader 16$reader = new XMLReader(); 17if (!$reader->open($filename)) { 18 exit('XML could not be read'); 19} 20 21// Parse the data 22while ($reader->read()) { 23 if ($reader->nodeType != XMLREADER::END_ELEMENT) { 24 // Find the book node 25 if ($reader->nodeType == XMLREADER::ELEMENT && $reader->name == 'book') { 26 echo $reader->name . "\n"; 27 28 $attr = $reader->moveToNextAttribute(); 29 var_dump($attr); 30 echo $reader->name . ": "; 31 echo $reader->value . "\n"; 32 33 // Test for call with an empty string argument 34 $attr = $reader->moveToAttribute(''); 35 var_dump($attr); 36 // Ensure that node pointer has not changed position 37 echo $reader->name . ": "; 38 echo $reader->value . "\n"; 39 40 // Test for call by name for an attribute that doesn't exist 41 $attr = $reader->moveToAttribute('isbn'); 42 var_dump($attr); 43 // Ensure that node pointer has not changed position 44 echo $reader->name . ": "; 45 echo $reader->value . "\n"; 46 47 // Test for call by number for an attribute that doesn't exist 48 $attr = $reader->moveToAttributeNo(911); 49 var_dump($attr); 50 // Oddly, node pointer moves back to the element in this case 51 echo $reader->name . "\n"; 52 } 53 } 54} 55 56// clean up 57$reader->close(); 58?> 59===DONE=== 60--CLEAN-- 61<?php 62unlink(__DIR__.'/003-move-errors.xml'); 63?> 64--EXPECTF-- 65book 66bool(true) 67num: 1 68 69Warning: XMLReader::moveToAttribute(): Attribute Name is required in %s on line %d 70bool(false) 71num: 1 72bool(false) 73num: 1 74bool(false) 75book 76===DONE=== 77