input-textarea-inside-select-element.html

<!doctype html>
<html>
<script>
    if (window.testRunner)
        testRunner.dumpAsText();
</script>
<body>
<p>Test for <a href="https://bugs.webkit.org/show_bug.cgi?id=17421">bug 17421</a>: 
Lack of end tag of SELECT element causes  inaccessible (blank) a rest of a page rendered.</p>
<p>There should be two green bars below.</p>
<select>
<input>
<p style="background-color:lime;">PASS</p>
<select>
<textarea></textarea>
<p style="background-color:lime;">PASS</p>
</body>
</html>

chromium/third_party/blink/web_tests/fast/parser/input-textarea-inside-select-element.html