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<?php
namespace PicoFeed\Parser;
use DOMDocument;
use PHPUnit_Framework_TestCase;
class XmlParserTest extends PHPUnit_Framework_TestCase
{
public function testEmpty()
{
$this->assertFalse(XmlParser::getDomDocument(''));
$this->assertFalse(XmlParser::getSimpleXml(''));
$this->assertNotFalse(XmlParser::getHtmlDocument(''));
}
public function testGetEncodingFromMetaTag()
{
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"/>'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1" />'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=\'Content-Type\' content=\'text/html;charset=iso-8859-1\'/>'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=\'Content-Type\' content=\'text/html;charset=iso-8859-1\' />'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=Content-Type content=text/html;charset=iso-8859-1/>'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=Content-Type content=text/html;charset=iso-8859-1 />'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="text/html;charset=ISO-8859-1">'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1" >'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=\'Content-Type\' content=\'text/html;charset=iso-8859-1\'>'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=\'Content-Type\' content=\'text/html;charset=iso-8859-1\' >'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=Content-Type content=text/html;charset=iso-8859-1>'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=Content-Type content=text/html;charset=iso-8859-1 >'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="text/html;charset=\'iso-8859-1\'">'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="\'text/html;charset=iso-8859-1\'">'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="\'text/html\';charset=\'iso-8859-1\'">'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=\'Content-Type\' content=\'text/html;charset="iso-8859-1"\'>'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=\'Content-Type\' content=\'"text/html;charset=iso-8859-1"\'>'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=\'Content-Type\' content=\'"text/html";charset="iso-8859-1"\'>'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="text/html;;;charset=iso-8859-1">'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="text/html;;;charset=\'iso-8859-1\'">'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="\'text/html;;;charset=iso-8859-1\'">'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="\'text/html\';;;charset=\'iso-8859-1\'">'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=\'Content-Type\' content=\'text/html;;;charset=iso-8859-1\'>'));
$this->assertEquals('windows-1251', XmlParser::getEncodingFromMetaTag('<meta http-equiv=\'Content-Type\' content=\'text/html;;;charset="windows-1251"\'>'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=\'Content-Type\' content=\'"text/html;;;charset=iso-8859-1"\'>'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv=\'Content-Type\' content=\'"text/html";;;charset="iso-8859-1"\'>'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv = Content-Type content = text/html;charset=iso-8859-1 >'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta content = text/html;charset=iso-8859-1 http-equiv = Content-Type >'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv = Content-Type content = text/html ; charset = iso-8859-1 >'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta content = text/html ; charset = iso-8859-1 http-equiv = Content-Type >'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv = Content-Type content = text/html ;;; charset = iso-8859-1 >'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta content = text/html ;;; charset = iso-8859-1 http-equiv = Content-Type >'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv = Content-Type content = text/html ; ; ; charset = iso-8859-1 >'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta content = text/html ; ; ; charset = iso-8859-1 http-equiv = Content-Type >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset="uTf-8"/>'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset="utf-8" />'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset=\'Utf-8\'/>'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset=\'utf-8\' />'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset=utf-8/>'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset=utf-8 />'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset="utf-8">'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset="utf-8" >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset=\'utf-8\'>'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset=\'utf-8\' >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset=utf-8>'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset=utf-8 >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset = " utf-8 " >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset = \' utf-8 \' >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset = " utf-8 \' >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset = \' utf-8 " >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset = " utf-8 >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset = \' utf-8 >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset = utf-8 \' >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset = utf-8 " >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset = utf-8 >'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta charset = utf-8 />'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta name="title" value="charset=utf-8 — is it really useful (yep)?">'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta value="charset=utf-8 — is it really useful (yep)?" name="title">'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta name="title" content="charset=utf-8 — is it really useful (yep)?">'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta name="charset=utf-8" content="charset=utf-8 — is it really useful (yep)?">'));
$this->assertEquals('utf-8', XmlParser::getEncodingFromMetaTag('<meta content="charset=utf-8 — is it really useful (nope, not here, but gotta admit pretty robust otherwise)?" name="title">'));
$this->assertEquals('iso-8859-1', XmlParser::getEncodingFromMetaTag('<meta http-equiv="Content-Type" content="text/html;charset=iSo-8859-1"/><meta charset="invalid" />'));
}
public function testGetEncodingFromXmlTag()
{
$this->assertEquals('utf-8', XmlParser::getEncodingFromXmlTag("<?xml version='1.0' encoding='UTF-8'?><?xml-stylesheet"));
$this->assertEquals('utf-8', XmlParser::getEncodingFromXmlTag('<?xml version="1.0" encoding="UTF-8"?><feed xml:'));
$this->assertEquals('windows-1251', XmlParser::getEncodingFromXmlTag('<?xml version="1.0" encoding="Windows-1251"?><rss version="2.0">'));
$this->assertEquals('', XmlParser::getEncodingFromXmlTag("<?xml version='1.0'?><?xml-stylesheet"));
}
public function testScanForXEE()
{
$xml = <<<XML
<?xml version="1.0"?>
<!DOCTYPE results [<!ENTITY harmless "completely harmless">]>
<results>
<result>This result is &harmless;</result>
</results>
XML;
$this->assertFalse(XmlParser::getDomDocument($xml));
}
public function testScanForXXE()
{
$file = tempnam(sys_get_temp_dir(), 'PicoFeed_XmlParser');
file_put_contents($file, 'Content Injection');
$xml = <<<XML
<?xml version="1.0"?>
<!DOCTYPE root
[
<!ENTITY foo SYSTEM "file://$file">
]>
<results>
<result>&foo;</result>
</results>
XML;
$this->assertFalse(XmlParser::getDomDocument($xml));
unlink($file);
}
public function testScanSimpleXML()
{
return <<<XML
<?xml version="1.0"?>
<results>
<result>test</result>
</results>
XML;
$result = XmlParser::getSimpleXml($xml);
$this->assertTrue($result instanceof SimpleXMLElement);
$this->assertEquals($result->result, 'test');
}
public function testScanDomDocument()
{
return <<<XML
<?xml version="1.0"?>
<results>
<result>test</result>
</results>
XML;
$result = XmlParser::getDomDocument($xml);
$this->assertTrue($result instanceof DOMDocument);
$node = $result->getElementsByTagName('result')->item(0);
$this->assertEquals($node->nodeValue, 'test');
}
public function testScanInvalidXml()
{
$xml = <<<XML
<foo>test</bar>
XML;
$this->assertFalse(XmlParser::getDomDocument($xml));
$this->assertFalse(XmlParser::getSimpleXml($xml));
}
public function testScanXmlWithDTD()
{
$xml = <<<XML
<?xml version="1.0"?>
<!DOCTYPE results [
<!ELEMENT results (result+)>
<!ELEMENT result (#PCDATA)>
]>
<results>
<result>test</result>
</results>
XML;
$result = XmlParser::getDomDocument($xml);
$this->assertTrue($result instanceof DOMDocument);
$this->assertTrue($result->validate());
}
}
|
