chromium/third_party/blink/manual_tests/select_alignment.html

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<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<title>Test drop-down item's alignment in <select>/<option></title>
<META HTTP-EQUIV="CONTENT-TYPE" CONTENT="text/html; charset=UTF-8">
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<body>
<p>
select drop-down items' alignment should be determined by the directionality of
&lt;select&gt; tag.
<p>
The drop-down items in the following &lt;select&gt; should be left-aligned.
<br>
<select>
<option>abc def</option>
<option>שנב גקכ</option>
<option dir="rtl">abc שנב def</option>
<option dir="ltr">שנב abc גקכ</option>
<option dir="rtl">hi!</option>
<option dir="ltr">hi!</option>
</select>
<br>
The drop-down items in the second &lt;select&gt; should be right-aligned.
<p>
<select dir="rtl">
<option>abc def</option>
<option>שנב גקכ</option>
<option dir="rtl">abc שנב def</option>
<option dir="ltr">שנב abc גקכ</option>
<option dir="rtl">hi!</option>
<option dir="ltr">hi!</option>
</select>
</body>
</html>