2006-07-23 00:11:03 +00:00
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<?php
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require_once 'HTMLPurifier/Lexer/DirectLex.php';
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2007-08-01 14:06:59 +00:00
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class HTMLPurifier_LexerTest extends HTMLPurifier_Harness
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2006-07-23 00:11:03 +00:00
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{
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2006-08-10 12:41:39 +00:00
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var $_has_pear = false;
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2007-08-16 06:48:24 +00:00
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function HTMLPurifier_LexerTest() {
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parent::HTMLPurifier_Harness();
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// E_STRICT = 2048, int used for PHP4 compat: this check disables
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// PEAR if PHP 5 strict mode is on, since the class is not strict safe
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if (
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$GLOBALS['HTMLPurifierTest']['PEAR'] &&
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((error_reporting() & 2048) != 2048) // ought to be a better way
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2007-01-16 22:22:08 +00:00
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) {
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2006-08-10 12:41:39 +00:00
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require_once 'HTMLPurifier/Lexer/PEARSax3.php';
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2007-08-16 06:48:24 +00:00
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$this->_has_pear = true;
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2006-07-23 00:11:03 +00:00
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}
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}
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2007-08-16 06:48:24 +00:00
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// HTMLPurifier_Lexer::create() --------------------------------------------
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2007-06-18 02:01:01 +00:00
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function test_create() {
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2007-08-16 06:48:24 +00:00
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$this->config->set('Core', 'MaintainLineNumbers', true);
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$lexer = HTMLPurifier_Lexer::create($this->config);
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2007-06-18 02:01:01 +00:00
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$this->assertIsA($lexer, 'HTMLPurifier_Lexer_DirectLex');
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}
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2007-08-16 06:48:24 +00:00
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// HTMLPurifier_Lexer->parseData() -----------------------------------------
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function assertParseData($input, $expect = true) {
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if ($expect === true) $expect = $input;
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$lexer = new HTMLPurifier_Lexer();
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$this->assertIdentical($expect, $lexer->parseData($input));
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}
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function test_parseData_plainText() {
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$this->assertParseData('asdf');
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}
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function test_parseData_ampersandEntity() {
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$this->assertParseData('&', '&');
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}
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function test_parseData_quotEntity() {
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$this->assertParseData('"', '"');
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}
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function test_parseData_aposNumericEntity() {
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$this->assertParseData(''', "'");
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}
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function test_parseData_aposCompactNumericEntity() {
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$this->assertParseData(''', "'");
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}
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function test_parseData_adjacentAmpersandEntities() {
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$this->assertParseData('&&&', '&&&');
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}
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function test_parseData_trailingUnescapedAmpersand() {
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$this->assertParseData('&&', '&&');
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}
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function test_parseData_internalUnescapedAmpersand() {
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$this->assertParseData('Procter & Gamble');
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}
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function test_parseData_improperEntityFaultToleranceTest() {
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$this->assertParseData('-');
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}
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// HTMLPurifier_Lexer->extractBody() ---------------------------------------
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2006-08-15 00:53:24 +00:00
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function assertExtractBody($text, $extract = true) {
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2007-08-16 06:48:24 +00:00
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$lexer = new HTMLPurifier_Lexer();
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$result = $lexer->extractBody($text);
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2006-08-15 00:53:24 +00:00
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if ($extract === true) $extract = $text;
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$this->assertIdentical($extract, $result);
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}
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2007-08-16 06:48:24 +00:00
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function test_extractBody_noBodyTags() {
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$this->assertExtractBody('<b>Bold</b>');
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2006-09-27 02:09:54 +00:00
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}
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2007-08-16 06:48:24 +00:00
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function test_extractBody_lowercaseBodyTags() {
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2006-08-15 00:53:24 +00:00
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$this->assertExtractBody('<html><body><b>Bold</b></body></html>', '<b>Bold</b>');
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2007-08-16 06:48:24 +00:00
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}
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function test_extractBody_uppercaseBodyTags() {
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2006-08-15 01:14:39 +00:00
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$this->assertExtractBody('<HTML><BODY><B>Bold</B></BODY></HTML>', '<B>Bold</B>');
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2007-08-16 06:48:24 +00:00
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}
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function test_extractBody_realisticUseCase() {
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2006-08-15 00:53:24 +00:00
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$this->assertExtractBody(
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2007-06-27 13:58:32 +00:00
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'<?xml version="1.0"
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2006-08-15 00:53:24 +00:00
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
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"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
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<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
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<head>
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<title>xyz</title>
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</head>
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<body>
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<form method="post" action="whatever1">
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<div>
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<input type="text" name="username" />
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<input type="text" name="password" />
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<input type="submit" />
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</div>
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</form>
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</body>
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</html>',
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'
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<form method="post" action="whatever1">
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<div>
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<input type="text" name="username" />
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<input type="text" name="password" />
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<input type="submit" />
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</div>
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</form>
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');
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2007-08-16 06:48:24 +00:00
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}
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function test_extractBody_bodyWithAttributes() {
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2006-08-15 00:53:24 +00:00
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$this->assertExtractBody('<html><body bgcolor="#F00"><b>Bold</b></body></html>', '<b>Bold</b>');
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2007-08-16 06:48:24 +00:00
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}
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function test_extractBody_preserveUnclosedBody() {
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2006-08-15 00:53:24 +00:00
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$this->assertExtractBody('<body>asdf'); // not closed, don't accept
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2007-08-16 06:48:24 +00:00
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}
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// HTMLPurifier_Lexer->tokenizeHTML() --------------------------------------
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function assertTokenization($input, $expect, $alt_expect = array()) {
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$lexers = array();
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$lexers['DirectLex'] = new HTMLPurifier_Lexer_DirectLex();
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if ($this->_has_pear) $lexers['PEARSax3'] = new HTMLPurifier_Lexer_PEARSax3();
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if (version_compare(PHP_VERSION, "5", ">=") && class_exists('DOMDocument')) {
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$lexers['DOMLex'] = new HTMLPurifier_Lexer_DOMLex();
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}
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foreach ($lexers as $name => $lexer) {
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$result = $lexer->tokenizeHTML($input, $this->config, $this->context);
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if (isset($alt_expect[$name])) {
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if ($alt_expect[$name] === false) continue;
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$this->assertIdentical($result, $alt_expect[$name]);
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} else {
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$this->assertIdentical($result, $expect);
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}
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}
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}
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function test_tokenizeHTML_emptyInput() {
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$this->assertTokenization('', array());
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}
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function test_tokenizeHTML_plainText() {
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$this->assertTokenization(
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'This is regular text.',
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array(
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new HTMLPurifier_Token_Text('This is regular text.')
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)
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2007-04-04 02:22:27 +00:00
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);
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2007-08-16 06:48:24 +00:00
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}
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function test_tokenizeHTML_textAndTags() {
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$this->assertTokenization(
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'This is <b>bold</b> text',
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array(
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new HTMLPurifier_Token_Text('This is '),
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new HTMLPurifier_Token_Start('b', array()),
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new HTMLPurifier_Token_Text('bold'),
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new HTMLPurifier_Token_End('b'),
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new HTMLPurifier_Token_Text(' text'),
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)
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2007-06-27 16:40:18 +00:00
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);
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2007-08-16 06:48:24 +00:00
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}
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function test_tokenizeHTML_normalizeCase() {
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$this->assertTokenization(
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'<DIV>Totally rad dude. <b>asdf</b></div>',
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array(
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new HTMLPurifier_Token_Start('DIV', array()),
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new HTMLPurifier_Token_Text('Totally rad dude. '),
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new HTMLPurifier_Token_Start('b', array()),
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new HTMLPurifier_Token_Text('asdf'),
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new HTMLPurifier_Token_End('b'),
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new HTMLPurifier_Token_End('div'),
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)
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2007-06-21 14:44:26 +00:00
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);
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2007-08-16 06:48:24 +00:00
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}
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function test_tokenizeHTML_notWellFormed() {
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$this->assertTokenization(
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'<asdf></asdf><d></d><poOloka><poolasdf><ds></asdf></ASDF>',
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array(
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new HTMLPurifier_Token_Start('asdf'),
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new HTMLPurifier_Token_End('asdf'),
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new HTMLPurifier_Token_Start('d'),
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new HTMLPurifier_Token_End('d'),
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new HTMLPurifier_Token_Start('poOloka'),
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new HTMLPurifier_Token_Start('poolasdf'),
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new HTMLPurifier_Token_Start('ds'),
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new HTMLPurifier_Token_End('asdf'),
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new HTMLPurifier_Token_End('ASDF'),
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),
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array(
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// DOMLex automatically closes invalid tags
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'DOMLex' => array(
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new HTMLPurifier_Token_Empty('asdf'),
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new HTMLPurifier_Token_Empty('d'),
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new HTMLPurifier_Token_Start('pooloka'),
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new HTMLPurifier_Token_Start('poolasdf'),
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new HTMLPurifier_Token_Empty('ds'),
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new HTMLPurifier_Token_End('poolasdf'),
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new HTMLPurifier_Token_End('pooloka'),
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),
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)
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2007-06-21 14:44:26 +00:00
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);
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2007-08-16 06:48:24 +00:00
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}
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function test_tokenizeHTML_whitespaceInTag() {
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$this->assertTokenization(
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'<a'."\t".'href="foobar.php"'."\n".'title="foo!">Link to <b id="asdf">foobar</b></a>',
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array(
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new HTMLPurifier_Token_Start('a',array('href'=>'foobar.php','title'=>'foo!')),
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new HTMLPurifier_Token_Text('Link to '),
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new HTMLPurifier_Token_Start('b',array('id'=>'asdf')),
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new HTMLPurifier_Token_Text('foobar'),
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new HTMLPurifier_Token_End('b'),
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new HTMLPurifier_Token_End('a'),
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)
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2007-06-26 16:08:42 +00:00
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);
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2007-08-16 06:48:24 +00:00
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}
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function test_tokenizeHTML_emptyTag() {
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$this->assertTokenization(
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'<br />',
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array( new HTMLPurifier_Token_Empty('br') )
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2007-07-05 21:29:07 +00:00
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);
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2007-08-16 06:48:24 +00:00
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}
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function test_tokenizeHTML_comment() {
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$this->assertTokenization(
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'<!-- Comment -->',
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array( new HTMLPurifier_Token_Comment(' Comment ') )
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2007-06-27 16:40:18 +00:00
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);
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2007-08-16 06:48:24 +00:00
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}
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function test_tokenizeHTML_malformedComment() {
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$this->assertTokenization(
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'<!-- not so well formed --->',
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array( new HTMLPurifier_Token_Comment(' not so well formed -') ),
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array(
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'PEARSax3' => false, // behavior is undefined
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)
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);
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}
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function test_tokenizeHTML_unterminatedTag() {
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$this->assertTokenization(
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'<a href=""',
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array( new HTMLPurifier_Token_Text('<a href=""') ),
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array(
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// I like our behavior better, but it's non-standard
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'DOMLex' => array( new HTMLPurifier_Token_Empty('a', array('href'=>'')) ),
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'PEARSax3' => array( new HTMLPurifier_Token_Start('a', array('href'=>'')) ),
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)
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);
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}
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function test_tokenizeHTML_specialEntities() {
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$this->assertTokenization(
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'<b>',
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array(
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new HTMLPurifier_Token_Text('<b>')
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),
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array(
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// it is possible to configure PEARSax3 to clump nodes together,
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// I just don't know how
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'PEARSax3' => array(
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new HTMLPurifier_Token_Text('<'),
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new HTMLPurifier_Token_Text('b'),
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new HTMLPurifier_Token_Text('>'),
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)
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)
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);
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}
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function test_tokenizeHTML_earlyQuote() {
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$this->assertTokenization(
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'<a "=>',
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array( new HTMLPurifier_Token_Empty('a') ),
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array(
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// we barf on this input
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'DirectLex' => $tokens = array(
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new HTMLPurifier_Token_Start('a', array('"' => ''))
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),
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'PEARSax3' => $tokens,
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)
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);
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}
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function test_tokenizeHTML_unescapedQuote() {
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$this->assertTokenization(
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'"',
|
|
|
|
|
array( new HTMLPurifier_Token_Text('"') )
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_escapedQuote() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'"',
|
|
|
|
|
array( new HTMLPurifier_Token_Text('"') )
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_cdata() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'<![CDATA[You <b>can't</b> get me!]]>',
|
|
|
|
|
array( new HTMLPurifier_Token_Text('You <b>can't</b> get me!') ),
|
|
|
|
|
array(
|
|
|
|
|
// PEAR splits up all of the CDATA
|
|
|
|
|
'PEARSax3' => array(
|
|
|
|
|
new HTMLPurifier_Token_Text('You '),
|
|
|
|
|
new HTMLPurifier_Token_Text('<'),
|
|
|
|
|
new HTMLPurifier_Token_Text('b'),
|
|
|
|
|
new HTMLPurifier_Token_Text('>'),
|
|
|
|
|
new HTMLPurifier_Token_Text('can'),
|
|
|
|
|
new HTMLPurifier_Token_Text('&'),
|
|
|
|
|
new HTMLPurifier_Token_Text('#39;t'),
|
|
|
|
|
new HTMLPurifier_Token_Text('<'),
|
|
|
|
|
new HTMLPurifier_Token_Text('/b'),
|
|
|
|
|
new HTMLPurifier_Token_Text('>'),
|
|
|
|
|
new HTMLPurifier_Token_Text(' get me!'),
|
|
|
|
|
),
|
|
|
|
|
)
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_characterEntity() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'θ',
|
|
|
|
|
array( new HTMLPurifier_Token_Text("\xCE\xB8") )
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_characterEntityInCDATA() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'<![CDATA[→]]>',
|
|
|
|
|
array( new HTMLPurifier_Token_Text("→") ),
|
|
|
|
|
array(
|
|
|
|
|
'PEARSax3' => array(
|
|
|
|
|
new HTMLPurifier_Token_Text('&'),
|
|
|
|
|
new HTMLPurifier_Token_Text('rarr;'),
|
|
|
|
|
),
|
|
|
|
|
)
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_entityInAttribute() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'<a href="index.php?title=foo&id=bar">Link</a>',
|
|
|
|
|
array(
|
|
|
|
|
new HTMLPurifier_Token_Start('a',array('href' => 'index.php?title=foo&id=bar')),
|
|
|
|
|
new HTMLPurifier_Token_Text('Link'),
|
|
|
|
|
new HTMLPurifier_Token_End('a'),
|
|
|
|
|
)
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_preserveUTF8() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
"\xCE\xB8",
|
|
|
|
|
array( new HTMLPurifier_Token_Text("\xCE\xB8") )
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_specialEntityInAttribute() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'<br test="x < 6" />',
|
|
|
|
|
array( new HTMLPurifier_Token_Empty('br', array('test' => 'x < 6')) )
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_emoticonProtection() {
|
|
|
|
|
$this->config->set('Core', 'AggressivelyFixLt', true);
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'<b>Whoa! <3 That\'s not good >.></b>',
|
|
|
|
|
array(
|
|
|
|
|
new HTMLPurifier_Token_Start('b'),
|
|
|
|
|
new HTMLPurifier_Token_Text('Whoa! '),
|
|
|
|
|
new HTMLPurifier_Token_Text('<3 That\'s not good >'),
|
|
|
|
|
new HTMLPurifier_Token_Text('.>'),
|
|
|
|
|
new HTMLPurifier_Token_End('b')
|
|
|
|
|
),
|
|
|
|
|
array(
|
|
|
|
|
// text is absorbed together
|
|
|
|
|
'DOMLex' => array(
|
|
|
|
|
new HTMLPurifier_Token_Start('b'),
|
|
|
|
|
new HTMLPurifier_Token_Text('Whoa! <3 That\'s not good >.>'),
|
|
|
|
|
new HTMLPurifier_Token_End('b'),
|
|
|
|
|
),
|
|
|
|
|
'PEARSax3' => false, // totally mangled
|
|
|
|
|
)
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_commentWithFunkyChars() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'<!-- This >< comment --><br />',
|
|
|
|
|
array(
|
|
|
|
|
new HTMLPurifier_Token_Comment(' This >< comment '),
|
|
|
|
|
new HTMLPurifier_Token_Empty('br'),
|
|
|
|
|
),
|
|
|
|
|
array(
|
|
|
|
|
'PEARSax3' => false,
|
|
|
|
|
)
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_unterminatedComment() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'<!-- This >< comment',
|
|
|
|
|
array( new HTMLPurifier_Token_Comment(' This >< comment') ),
|
|
|
|
|
array(
|
|
|
|
|
'DOMLex' => false,
|
|
|
|
|
'PEARSax3' => false
|
|
|
|
|
)
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_scriptCDATAContents() {
|
|
|
|
|
$this->config->set('HTML', 'Trusted', true);
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'<script>alert("<foo>");</script>',
|
|
|
|
|
array(
|
|
|
|
|
new HTMLPurifier_Token_Start('script'),
|
|
|
|
|
new HTMLPurifier_Token_Text('alert("<foo>");'),
|
|
|
|
|
new HTMLPurifier_Token_End('script'),
|
|
|
|
|
),
|
|
|
|
|
array(
|
|
|
|
|
'PEARSax3' => false,
|
|
|
|
|
)
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_entitiesInComment() {
|
|
|
|
|
$this->config->set('Core', 'AggressivelyFixLt', true);
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'<!-- This comment < < & -->',
|
|
|
|
|
array( new HTMLPurifier_Token_Comment(' This comment < < & ') ),
|
|
|
|
|
array(
|
|
|
|
|
'PEARSax3' => false
|
|
|
|
|
)
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_attributeWithSpecialCharacters() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'<a href="><>">',
|
|
|
|
|
array( new HTMLPurifier_Token_Empty('a', array('href' => '><>')) ),
|
|
|
|
|
array(
|
|
|
|
|
'DirectLex' => array(
|
|
|
|
|
new HTMLPurifier_Token_Start('a', array('href' => '')),
|
|
|
|
|
new HTMLPurifier_Token_Text('<">'),
|
|
|
|
|
),
|
|
|
|
|
'PEARSax3' => false,
|
|
|
|
|
)
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_emptyTagWithSlashInAttribute() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
'<param name="src" value="http://example.com/video.wmv" />',
|
|
|
|
|
array( new HTMLPurifier_Token_Empty('param', array('name' => 'src', 'value' => 'http://example.com/video.wmv')) )
|
|
|
|
|
);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
|
|
|
|
|
function test_tokenizeHTML_() {
|
|
|
|
|
$this->assertTokenization(
|
|
|
|
|
,
|
|
|
|
|
array(
|
|
|
|
|
|
|
|
|
|
)
|
2007-08-08 05:05:30 +00:00
|
|
|
);
|
2006-07-23 00:11:03 +00:00
|
|
|
}
|
2007-08-16 06:48:24 +00:00
|
|
|
*/
|
2006-07-23 00:11:03 +00:00
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
