showdownjs/test/cases/html-inside-listed-code.html

<ul>
    <li><p>list item 1</p>
<pre><code class="html language-html">&lt;a href="www.google.com"&gt;google&lt;/a&gt;
&lt;div&gt;
&lt;div&gt;some div&lt;/div&gt;
&lt;/div&gt;
</code></pre></li>
</ul>