chromium/third_party/blink/web_tests/svg/dom/title-in-shadow-tree.html

<!DOCTYPE HTML>
<svg width="100" height="100" style="display: none;">
    <rect id="greenSquare" width="0" height="0" fill="green">
        <title>FAIL: This text should not appear as a tooltip.</title>
    </rect>
</svg>

<template id="template">
    <svg width="100" height="100">
        <rect id="greenSquare" width="100" height="100" fill="green">
            <title>FAIL: This text should not appear as a tooltip.</title>
        </rect>
        <use xlink:href="#greenSquare">
            <title>PASS: This text should appear as a tooltip.</title>
        </use>
    </svg>
</template>

<script>
    document.body.attachShadow({mode: 'open'}).appendChild(template.content.cloneNode(true));

    onload = function() {
        if (window.eventSender) {
            eventSender.dragMode = false;
            eventSender.mouseMoveTo(75, 75);
            document.write(testRunner.tooltipText);
            if (window.testRunner)
                testRunner.dumpAsText();
        }
    }
</script>

FAIL: Test did not run.