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Washtml.php
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Washtml.php
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<?php
/**
* Test class to test rcube_washtml class
*
* @package Tests
*/
class Framework_Washtml extends PHPUnit_Framework_TestCase
{
/**
* Test the elimination of some XSS vulnerabilities
*/
function test_html_xss3()
{
// #1488850
$html = '<p><a href="data:text/html,&lt;script&gt;alert(document.cookie)&lt;/script&gt;">Firefox</a>'
.'<a href="vbscript:alert(document.cookie)">Internet Explorer</a></p>';
$washer = new rcube_washtml;
$washed = $washer->wash($html);
$this->assertNotRegExp('/data:text/', $washed, "Remove data:text/html links");
$this->assertNotRegExp('/vbscript:/', $washed, "Remove vbscript: links");
}
/**
* Test fixing of invalid href (#1488940)
*/
function test_href()
{
$html = "<p><a href=\"\nhttp://test.com\n\">Firefox</a>";
$washer = new rcube_washtml;
$washed = $washer->wash($html);
$this->assertRegExp('|href="http://test.com">|', $washed, "Link href with newlines (#1488940)");
}
/**
* Test handling HTML comments
*/
function test_comments()
{
$washer = new rcube_washtml;
$html = "<!--[if gte mso 10]><p>p1</p><!--><p>p2</p>";
$washed = $washer->wash($html);
$this->assertEquals('<!-- node type 8 --><!-- html ignored --><!-- body ignored --><p>p2</p>', $washed, "HTML conditional comments (#1489004)");
$html = "<!--TestCommentInvalid><p>test</p>";
$washed = $washer->wash($html);
$this->assertEquals('<!-- html ignored --><!-- body ignored --><p>test</p>', $washed, "HTML invalid comments (#1487759)");
$html = "<p>para1</p><!-- comment --><p>para2</p>";
$washed = $washer->wash($html);
$this->assertEquals('<!-- html ignored --><!-- body ignored --><p>para1</p><!-- node type 8 --><p>para2</p>', $washed, "HTML comments - simple comment");
$html = "<p>para1</p><!-- <hr> comment --><p>para2</p>";
$washed = $washer->wash($html);
$this->assertEquals('<!-- html ignored --><!-- body ignored --><p>para1</p><!-- node type 8 --><p>para2</p>', $washed, "HTML comments - tags inside (#1489904)");
}
/**
* Test fixing of invalid self-closing elements (#1489137)
*/
function test_self_closing()
{
$html = "<textarea>test";
$washer = new rcube_washtml;
$washed = $washer->wash($html);
$this->assertRegExp('|<textarea>test</textarea>|', $washed, "Self-closing textarea (#1489137)");
}
/**
* Test fixing of invalid closing tags (#1489446)
*/
function test_closing_tag_attrs()
{
$html = "<a href=\"http://test.com\">test</a href>";
$washer = new rcube_washtml;
$washed = $washer->wash($html);
$this->assertRegExp('|</a>|', $washed, "Invalid closing tag (#1489446)");
}
/**
* Test fixing of invalid lists nesting (#1488768)
*/
function test_lists()
{
$data = array(
array(
"<ol><li>First</li><li>Second</li><ul><li>First sub</li></ul><li>Third</li></ol>",
"<ol><li>First</li><li>Second<ul><li>First sub</li></ul></li><li>Third</li></ol>"
),
array(
"<ol><li>First<ul><li>First sub</li></ul></li></ol>",
"<ol><li>First<ul><li>First sub</li></ul></li></ol>",
),
array(
"<ol><li>First<ol><li>First sub</li></ol></li></ol>",
"<ol><li>First<ol><li>First sub</li></ol></li></ol>",
),
array(
"<ul><li>First</li><ul><li>First sub</li><ul><li>sub sub</li></ul></ul><li></li></ul>",
"<ul><li>First<ul><li>First sub<ul><li>sub sub</li></ul></li></ul></li><li></li></ul>",
),
array(
"<ul><li>First</li><li>second</li><ul><ul><li>sub sub</li></ul></ul></ul>",
"<ul><li>First</li><li>second<ul><ul><li>sub sub</li></ul></ul></li></ul>",
),
array(
"<ol><ol><ol></ol></ol></ol>",
"<ol><ol><ol></ol></ol></ol>",
),
array(
"<div><ol><ol><ol></ol></ol></ol></div>",
"<div><ol><ol><ol></ol></ol></ol></div>",
),
);
foreach ($data as $element) {
rcube_washtml::fix_broken_lists($element[0]);
$this->assertSame($element[1], $element[0], "Broken nested lists (#1488768)");
}
}
/**
* Test color style handling (#1489697)
*/
function test_color_style()
{
$html = "<p style=\"font-size: 10px; color: rgb(241, 245, 218)\">a</p>";
$washer = new rcube_washtml;
$washed = $washer->wash($html);
$this->assertRegExp('|color: rgb\(241, 245, 218\)|', $washed, "Color style (#1489697)");
$this->assertRegExp('|font-size: 10px|', $washed, "Font-size style");
}
/**
* Test handling of unicode chars in style (#1489777)
*/
function test_style_unicode()
{
$html = "<html><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" />
<body><span style='font-family:\"新細明體\",\"serif\";color:red'>test</span></body></html>";
$washer = new rcube_washtml;
$washed = $washer->wash($html);
$this->assertRegExp('|style=\'font-family: "新細明體","serif"; color: red\'|', $washed, "Unicode chars in style attribute - quoted (#1489697)");
$html = "<html><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" />
<body><span style='font-family:新細明體;color:red'>test</span></body></html>";
$washer = new rcube_washtml;
$washed = $washer->wash($html);
$this->assertRegExp('|style="font-family: 新細明體; color: red"|', $washed, "Unicode chars in style attribute (#1489697)");
}
/**
* Test style item fixes
*/
function test_style_wash()
{
$html = "<p style=\"line-height: 1; height: 10\">a</p>";
$washer = new rcube_washtml;
$washed = $washer->wash($html);
$this->assertRegExp('|line-height: 1;|', $washed, "Untouched line-height (#1489917)");
$this->assertRegExp('|; height: 10px|', $washed, "Fixed height units");
}
}

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