tests/phpunit/includes/libs/XmlTypeCheckTest.php

   1 <?php
   2 /**
   3  * PHPUnit tests for XMLTypeCheck.
   4  * @author physikerwelt
   5  * @group Xml
   6  * @covers XMLTypeCheck
   7  */
   8 class XmlTypeCheckTest extends PHPUnit_Framework_TestCase {
   9         const WELL_FORMED_XML = "<root><child /></root>";
  10         const MAL_FORMED_XML = "<root><child /></error>";
  11         // @codingStandardsIgnoreStart Generic.Files.LineLength
  12         const XML_WITH_PIH = '<?xml version="1.0"?><?xml-stylesheet type="text/xsl" href="/w/index.php"?><svg><child /></svg>';
  13         // @codingStandardsIgnoreEnd
  14
  15         /**
  16          * @covers XMLTypeCheck::newFromString
  17          * @covers XMLTypeCheck::getRootElement
  18          */
  19         public function testWellFormedXML() {
  20                 $testXML = XmlTypeCheck::newFromString( self::WELL_FORMED_XML );
  21                 $this->assertTrue( $testXML->wellFormed );
  22                 $this->assertEquals( 'root', $testXML->getRootElement() );
  23         }
  24
  25         /**
  26          * @covers XMLTypeCheck::newFromString
  27          */
  28         public function testMalFormedXML() {
  29                 $testXML = XmlTypeCheck::newFromString( self::MAL_FORMED_XML );
  30                 $this->assertFalse( $testXML->wellFormed );
  31         }
  32
  33         /**
  34          * Verify we check for recursive entity DOS
  35          *
  36          * (If the DOS isn't properly handled, the test runner will probably go OOM...)
  37          */
  38         public function testRecursiveEntity() {
  39                 $xml = <<<'XML'
  40 <?xml version="1.0" encoding="utf-8"?>
  41 <!DOCTYPE foo [
  42         <!ENTITY test "&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;&a;">
  43         <!ENTITY a "&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;">
  44         <!ENTITY b "&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;">
  45         <!ENTITY c "&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;">
  46         <!ENTITY d "&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;">
  47         <!ENTITY e "&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;">
  48         <!ENTITY f "&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;">
  49         <!ENTITY g "-00000000000000000000000000000000000000000000000000000000000000000000000-">
  50 ]>
  51 <foo>
  52 <bar>&test;</bar>
  53 </foo>
  54 XML;
  55                 $check = XmlTypeCheck::newFromString( $xml );
  56                 $this->assertFalse( $check->wellFormed );
  57         }
  58
  59         /**
  60          * @covers XMLTypeCheck::processingInstructionHandler
  61          */
  62         public function testProcessingInstructionHandler() {
  63                 $called = false;
  64                 $testXML = new XmlTypeCheck(
  65                         self::XML_WITH_PIH,
  66                         null,
  67                         false,
  68                         [
  69                                 'processing_instruction_handler' => function () use ( &$called ) {
  70                                         $called = true;
  71                                 }
  72                         ]
  73                 );
  74                 $this->assertTrue( $called );
  75         }
  76
  77 }