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<?php
declare(strict_types=1);
/*
* This file is part of the league/commonmark package.
*
* (c) Colin O'Dell <colinodell@gmail.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace League\CommonMark\Tests\Functional\Extension\DisallowedRawHtml;
use League\CommonMark\Environment\Environment;
use League\CommonMark\Extension\CommonMark\CommonMarkCoreExtension;
use League\CommonMark\Extension\DisallowedRawHtml\DisallowedRawHtmlExtension;
use League\CommonMark\MarkdownConverter;
use PHPUnit\Framework\TestCase;
final class DisallowedRawHtmlExtensionTest extends TestCase
{
public function testDisallowedRawHtmlExtensionWithSpecExample(): void
{
$input = <<<'MD'
<strong> <title> <style> <em>
<blockquote>
<xmp> is disallowed. <XMP> is also disallowed.
</blockquote>
MD;
$expected = <<<'HTML'
<p><strong> <title> <style> <em></p>
<blockquote>
<xmp> is disallowed. <XMP> is also disallowed.
</blockquote>
HTML;
$environment = new Environment();
$environment->addExtension(new CommonMarkCoreExtension());
$environment->addExtension(new DisallowedRawHtmlExtension());
$converter = new MarkdownConverter($environment);
$this->assertSame($expected, (string) $converter->convert($input));
}
public function testIndividualHtmlTagsAsBlocks(): void
{
$input = <<<'MD'
<title>My Cool Website</title>
<textarea>
foo=bar
</textarea>
<style>* { display: none; </style>
<xmp>Itallic font should be marked up using the <i> and </i> tags.</xmp>
<iframe width="560" height="315" src="https://www.youtube.com/embed/dQw4w9WgXcQ" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
<noembed><h1>Alternative content</h1></noembed>
<noframes><h1>Alternative content</h1></noframes>
<hr>
<script type="application/javascript">alert('XSS is fun!')</script>
<plaintext>foo</plaintext>
MD;
$expected = <<<'HTML'
<title>My Cool Website</title>
<textarea>
foo=bar
</textarea>
<style>* { display: none; </style>
<p><xmp>Itallic font should be marked up using the <i> and </i> tags.</xmp></p>
<iframe width="560" height="315" src="https://www.youtube.com/embed/dQw4w9WgXcQ" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
<p><noembed><h1>Alternative content</h1></noembed></p>
<noframes><h1>Alternative content</h1></noframes>
<hr>
<script type="application/javascript">alert('XSS is fun!')</script>
<plaintext>foo</plaintext>
HTML;
$environment = new Environment();
$environment->addExtension(new CommonMarkCoreExtension());
$environment->addExtension(new DisallowedRawHtmlExtension());
$converter = new MarkdownConverter($environment);
$this->assertSame($expected, (string) $converter->convert($input));
}
}
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