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<?php
/**
* SanitizeTest file
*
* PHP 5
*
* CakePHP(tm) Tests <http://book.cakephp.org/view/1196/Testing>
* Copyright 2005-2011, Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice
*
* @copyright Copyright 2005-2011, Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://book.cakephp.org/view/1196/Testing CakePHP(tm) Tests
* @package Cake.Test.Case.Utility
* @since CakePHP(tm) v 1.2.0.5428
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
App::uses('Sanitize', 'Utility');
/**
* DataTest class
*
* @package Cake.Test.Case.Utility
*/
class SanitizeDataTest extends CakeTestModel {
/**
* name property
*
* @var string 'SanitizeDataTest'
*/
public $name = 'SanitizeDataTest';
/**
* useTable property
*
* @var string 'data_tests'
*/
public $useTable = 'data_tests';
}
/**
* Article class
*
* @package Cake.Test.Case.Utility
*/
class SanitizeArticle extends CakeTestModel {
/**
* name property
*
* @var string 'Article'
*/
public $name = 'SanitizeArticle';
/**
* useTable property
*
* @var string 'articles'
*/
public $useTable = 'articles';
}
/**
* SanitizeTest class
*
* @package Cake.Test.Case.Utility
*/
class SanitizeTest extends CakeTestCase {
/**
* autoFixtures property
*
* @var bool false
*/
public $autoFixtures = false;
/**
* fixtures property
*
* @var array
*/
public $fixtures = array('core.data_test', 'core.article');
/**
* testEscapeAlphaNumeric method
*
* @return void
*/
public function testEscapeAlphaNumeric() {
$resultAlpha = Sanitize::escape('abc', 'test');
$this->assertEquals($resultAlpha, 'abc');
$resultNumeric = Sanitize::escape('123', 'test');
$this->assertEquals($resultNumeric, '123');
$resultNumeric = Sanitize::escape(1234, 'test');
$this->assertEquals($resultNumeric, 1234);
$resultNumeric = Sanitize::escape(1234.23, 'test');
$this->assertEquals($resultNumeric, 1234.23);
$resultNumeric = Sanitize::escape('#1234.23', 'test');
$this->assertEquals($resultNumeric, '#1234.23');
$resultNull = Sanitize::escape(null, 'test');
$this->assertEquals($resultNull, null);
$resultNull = Sanitize::escape(false, 'test');
$this->assertEquals($resultNull, false);
$resultNull = Sanitize::escape(true, 'test');
$this->assertEquals($resultNull, true);
}
/**
* testClean method
*
* @return void
*/
public function testClean() {
$string = 'test & "quote" \'other\' ;.$ symbol.' . "\r" . 'another line';
$expected = 'test &amp; &quot;quote&quot; &#039;other&#039; ;.$ symbol.another line';
$result = Sanitize::clean($string, array('connection' => 'test'));
$this->assertEquals($expected, $result);
$string = 'test & "quote" \'other\' ;.$ symbol.' . "\r" . 'another line';
$expected = 'test & ' . Sanitize::escape('"quote"', 'test') . ' ' . Sanitize::escape('\'other\'', 'test') . ' ;.$ symbol.another line';
$result = Sanitize::clean($string, array('encode' => false, 'connection' => 'test'));
$this->assertEquals($expected, $result);
$string = 'test & "quote" \'other\' ;.$ \\$ symbol.' . "\r" . 'another line';
$expected = 'test & "quote" \'other\' ;.$ $ symbol.another line';
$result = Sanitize::clean($string, array('encode' => false, 'escape' => false, 'connection' => 'test'));
$this->assertEquals($expected, $result);
$string = 'test & "quote" \'other\' ;.$ \\$ symbol.' . "\r" . 'another line';
$expected = 'test & "quote" \'other\' ;.$ \\$ symbol.another line';
$result = Sanitize::clean($string, array('encode' => false, 'escape' => false, 'dollar' => false, 'connection' => 'test'));
$this->assertEquals($expected, $result);
$string = 'test & "quote" \'other\' ;.$ symbol.' . "\r" . 'another line';
$expected = 'test & "quote" \'other\' ;.$ symbol.' . "\r" . 'another line';
$result = Sanitize::clean($string, array('encode' => false, 'escape' => false, 'carriage' => false, 'connection' => 'test'));
$this->assertEquals($expected, $result);
$array = array(array('test & "quote" \'other\' ;.$ symbol.' . "\r" . 'another line'));
$expected = array(array('test &amp; &quot;quote&quot; &#039;other&#039; ;.$ symbol.another line'));
$result = Sanitize::clean($array, array('connection' => 'test'));
$this->assertEquals($expected, $result);
$array = array(array('test & "quote" \'other\' ;.$ \\$ symbol.' . "\r" . 'another line'));
$expected = array(array('test & "quote" \'other\' ;.$ $ symbol.another line'));
$result = Sanitize::clean($array, array('encode' => false, 'escape' => false, 'connection' => 'test'));
$this->assertEquals($expected, $result);
$array = array(array('test odd Ä spacesé'));
$expected = array(array('test odd &Auml; spaces&eacute;'));
$result = Sanitize::clean($array, array('odd_spaces' => false, 'escape' => false, 'connection' => 'test'));
$this->assertEquals($expected, $result);
$array = array(array('\\$', array('key' => 'test & "quote" \'other\' ;.$ \\$ symbol.' . "\r" . 'another line')));
$expected = array(array('$', array('key' => 'test & "quote" \'other\' ;.$ $ symbol.another line')));
$result = Sanitize::clean($array, array('encode' => false, 'escape' => false, 'connection' => 'test'));
$this->assertEquals($expected, $result);
$string = '';
$expected = '';
$result = Sanitize::clean($string, array('connection' => 'test'));
$this->assertEquals($string, $expected);
$data = array(
'Grant' => array(
'title' => '2 o clock grant',
'grant_peer_review_id' => 3,
'institution_id' => 5,
'created_by' => 1,
'modified_by' => 1,
'created' => '2010-07-15 14:11:00',
'modified' => '2010-07-19 10:45:41'
),
'GrantsMember' => array(
0 => array(
'id' => 68,
'grant_id' => 120,
'member_id' => 16,
'program_id' => 29,
'pi_percent_commitment' => 1
)
)
);
$result = Sanitize::clean($data, array('connection' => 'test'));
$this->assertEquals($result, $data);
}
/**
* testHtml method
*
* @return void
*/
public function testHtml() {
$string = '<p>This is a <em>test string</em> & so is this</p>';
$expected = 'This is a test string &amp; so is this';
$result = Sanitize::html($string, array('remove' => true));
$this->assertEquals($expected, $result);
$string = 'The "lazy" dog \'jumped\' & flew over the moon. If (1+1) = 2 <em>is</em> true, (2-1) = 1 is also true';
$expected = 'The &quot;lazy&quot; dog &#039;jumped&#039; &amp; flew over the moon. If (1+1) = 2 &lt;em&gt;is&lt;/em&gt; true, (2-1) = 1 is also true';
$result = Sanitize::html($string);
$this->assertEquals($expected, $result);
$string = 'The "lazy" dog \'jumped\'';
$expected = 'The &quot;lazy&quot; dog \'jumped\'';
$result = Sanitize::html($string, array('quotes' => ENT_COMPAT));
$this->assertEquals($expected, $result);
$string = 'The "lazy" dog \'jumped\'';
$result = Sanitize::html($string, array('quotes' => ENT_NOQUOTES));
$this->assertEquals($result, $string);
$string = 'The "lazy" dog \'jumped\' & flew over the moon. If (1+1) = 2 <em>is</em> true, (2-1) = 1 is also true';
$expected = 'The &quot;lazy&quot; dog &#039;jumped&#039; &amp; flew over the moon. If (1+1) = 2 &lt;em&gt;is&lt;/em&gt; true, (2-1) = 1 is also true';
$result = Sanitize::html($string);
$this->assertEquals($expected, $result);
$string = 'The "lazy" dog & his friend Apple&reg; conquered the world';
$expected = 'The &quot;lazy&quot; dog &amp; his friend Apple&amp;reg; conquered the world';
$result = Sanitize::html($string);
$this->assertEquals($expected, $result);
$string = 'The "lazy" dog & his friend Apple&reg; conquered the world';
$expected = 'The &quot;lazy&quot; dog &amp; his friend Apple&reg; conquered the world';
$result = Sanitize::html($string, array('double' => false));
$this->assertEquals($expected, $result);
}
/**
* testStripWhitespace method
*
* @return void
*/
public function testStripWhitespace() {
$string = "This sentence \t\t\t has lots of \n\n white\nspace \rthat \r\n needs to be \t \n trimmed.";
$expected = "This sentence has lots of whitespace that needs to be trimmed.";
$result = Sanitize::stripWhitespace($string);
$this->assertEquals($expected, $result);
$text = 'I love ßá†ö√ letters.';
$result = Sanitize::stripWhitespace($text);
$expected = 'I love ßá†ö√ letters.';
$this->assertEquals($result, $expected);
}
/**
* testParanoid method
*
* @return void
*/
public function testParanoid() {
$string = 'I would like to !%@#% & dance & sing ^$&*()-+';
$expected = 'Iwouldliketodancesing';
$result = Sanitize::paranoid($string);
$this->assertEquals($expected, $result);
$string = array('This |s th% s0ng that never ends it g*es',
'on and on my friends, b^ca#use it is the',
'so&g th===t never ends.');
$expected = array('This s th% s0ng that never ends it g*es',
'on and on my friends bcause it is the',
'sog tht never ends.');
$result = Sanitize::paranoid($string, array('%', '*', '.', ' '));
$this->assertEquals($expected, $result);
$string = "anything' OR 1 = 1";
$expected = 'anythingOR11';
$result = Sanitize::paranoid($string);
$this->assertEquals($expected, $result);
$string = "x' AND email IS NULL; --";
$expected = 'xANDemailISNULL';
$result = Sanitize::paranoid($string);
$this->assertEquals($expected, $result);
$string = "x' AND 1=(SELECT COUNT(*) FROM users); --";
$expected = "xAND1SELECTCOUNTFROMusers";
$result = Sanitize::paranoid($string);
$this->assertEquals($expected, $result);
$string = "x'; DROP TABLE members; --";
$expected = "xDROPTABLEmembers";
$result = Sanitize::paranoid($string);
$this->assertEquals($expected, $result);
}
/**
* testStripImages method
*
* @return void
*/
public function testStripImages() {
$string = '<img src="/img/test.jpg" alt="my image" />';
$expected = 'my image<br />';
$result = Sanitize::stripImages($string);
$this->assertEquals($expected, $result);
$string = '<img src="javascript:alert(\'XSS\');" />';
$expected = '';
$result = Sanitize::stripImages($string);
$this->assertEquals($expected, $result);
$string = '<a href="http://www.badsite.com/phising"><img src="/img/test.jpg" alt="test image alt" title="test image title" id="myImage" class="image-left"/></a>';
$expected = '<a href="http://www.badsite.com/phising">test image alt</a><br />';
$result = Sanitize::stripImages($string);
$this->assertEquals($expected, $result);
$string = '<a onclick="medium()" href="http://example.com"><img src="foobar.png" onclick="evilFunction(); return false;"/></a>';
$expected = '<a onclick="medium()" href="http://example.com"></a>';
$result = Sanitize::stripImages($string);
$this->assertEquals($expected, $result);
}
/**
* testStripScripts method
*
* @return void
*/
public function testStripScripts() {
$string = '<link href="/css/styles.css" media="screen" rel="stylesheet" />';
$expected = '';
$result = Sanitize::stripScripts($string);
$this->assertEquals($expected, $result);
$string = '<link href="/css/styles.css" media="screen" rel="stylesheet" />' . "\n" . '<link rel="icon" href="/favicon.ico" type="image/x-icon" />' . "\n" . '<link rel="shortcut icon" href="/favicon.ico" type="image/x-icon" />' . "\n" . '<link rel="alternate" href="/feed.xml" title="RSS Feed" type="application/rss+xml" />';
$expected = "\n" . '<link rel="icon" href="/favicon.ico" type="image/x-icon" />' . "\n" . '<link rel="shortcut icon" href="/favicon.ico" type="image/x-icon" />'."\n".'<link rel="alternate" href="/feed.xml" title="RSS Feed" type="application/rss+xml" />';
$result = Sanitize::stripScripts($string);
$this->assertEquals($expected, $result);
$string = '<script type="text/javascript"> alert("hacked!");</script>';
$expected = '';
$result = Sanitize::stripScripts($string);
$this->assertEquals($expected, $result);
$string = '<script> alert("hacked!");</script>';
$expected = '';
$result = Sanitize::stripScripts($string);
$this->assertEquals($expected, $result);
$string = '<style>#content { display:none; }</style>';
$expected = '';
$result = Sanitize::stripScripts($string);
$this->assertEquals($expected, $result);
$string = '<style type="text/css"><!-- #content { display:none; } --></style>';
$expected = '';
$result = Sanitize::stripScripts($string);
$this->assertEquals($expected, $result);
$string = <<<HTML
text
<style type="text/css">
<!--
#content { display:none; }
-->
</style>
text
HTML;
$expected = "text\n\ntext";
$result = Sanitize::stripScripts($string);
$this->assertTextEquals($expected, $result);
$string = <<<HTML
text
<script type="text/javascript">
<!--
alert('wooo');
-->
</script>
text
HTML;
$expected = "text\n\ntext";
$result = Sanitize::stripScripts($string);
$this->assertTextEquals($expected, $result);
}
/**
* testStripAll method
*
* @return void
*/
public function testStripAll() {
$string = '<img """><script>alert("xss")</script>"/>';
$expected ='"/>';
$result = Sanitize::stripAll($string);
$this->assertEquals($expected, $result);
$string = '<IMG SRC=&#0000106&#0000097&#0000118&#0000097&#0000115&#0000099&#0000114&#0000105&#0000112&#0000116&#0000058&#0000097&#0000108&#0000101&#0000114&#0000116&#0000040&#0000039&#0000088&#0000083&#0000083&#0000039&#0000041>';
$expected = '';
$result = Sanitize::stripAll($string);
$this->assertEquals($expected, $result);
$string = '<<script>alert("XSS");//<</script>';
$expected = '<';
$result = Sanitize::stripAll($string);
$this->assertEquals($expected, $result);
$string = '<img src="http://google.com/images/logo.gif" onload="window.location=\'http://sam.com/\'" />'."\n".
"<p>This is ok \t\n text</p>\n".
'<link rel="stylesheet" href="/css/master.css" type="text/css" media="screen" title="my sheet" charset="utf-8">'."\n".
'<script src="xss.js" type="text/javascript" charset="utf-8"></script>';
$expected = '<p>This is ok text</p>';
$result = Sanitize::stripAll($string);
$this->assertEquals($expected, $result);
}
/**
* testStripTags method
*
* @return void
*/
public function testStripTags() {
$string = '<h2>Headline</h2><p><a href="http://example.com">My Link</a> could go to a bad site</p>';
$expected = 'Headline<p>My Link could go to a bad site</p>';
$result = Sanitize::stripTags($string, 'h2', 'a');
$this->assertEquals($expected, $result);
$string = '<script type="text/javascript" src="http://evildomain.com"> </script>';
$expected = ' ';
$result = Sanitize::stripTags($string, 'script');
$this->assertEquals($expected, $result);
$string = '<h2>Important</h2><p>Additional information here <a href="/about"><img src="/img/test.png" /></a>. Read even more here</p>';
$expected = 'Important<p>Additional information here <img src="/img/test.png" />. Read even more here</p>';
$result = Sanitize::stripTags($string, 'h2', 'a');
$this->assertEquals($expected, $result);
$string = '<h2>Important</h2><p>Additional information here <a href="/about"><img src="/img/test.png" /></a>. Read even more here</p>';
$expected = 'Important<p>Additional information here . Read even more here</p>';
$result = Sanitize::stripTags($string, 'h2', 'a', 'img');
$this->assertEquals($expected, $result);
$string = '<b>Important message!</b><br>This message will self destruct!';
$expected = 'Important message!<br>This message will self destruct!';
$result = Sanitize::stripTags($string, 'b');
$this->assertEquals($expected, $result);
$string = '<b>Important message!</b><br />This message will self destruct!';
$expected = 'Important message!<br />This message will self destruct!';
$result = Sanitize::stripTags($string, 'b');
$this->assertEquals($expected, $result);
$string = '<h2 onclick="alert(\'evil\'); onmouseover="badness()">Important</h2><p>Additional information here <a href="/about"><img src="/img/test.png" /></a>. Read even more here</p>';
$expected = 'Important<p>Additional information here . Read even more here</p>';
$result = Sanitize::stripTags($string, 'h2', 'a', 'img');
$this->assertEquals($expected, $result);
}
}
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