LayoutTests/inspector/formatting/resources/xml-tests/basic-expected.xml

<?xml version="1.0" encoding="UTF-8"?>
<outer>
    <inner>
        <!--Comment-->
    </inner>
    <INNER attr="value"></INNER>
    <INNER attr="value">content</INNER>
    <INNER attr="value">
        <empty/>
        <empty/>
    </INNER>
</outer>