chromium/third_party/blink/web_tests/svg/foreignObject/multiple-foreign-objects.html

<html>
<body style="margin: 0;">
<svg xmlns="http://www.w3.org/2000/svg">
<!-- Both FOs should be visible -->
<foreignObject width="100" height="100">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <body>
        <div style="background: green; width: 100px; height: 100px;"></div>
    </body>
    </html>
</foreignObject>
<foreignObject x="150" width="100" height="100">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <body>
        <div style="background: green; width: 100px; height: 100px;"></div>
    </body>
    </html>
</foreignObject>
</svg>
</body>
</html>