image-sizes-viewport-with-template-parent.html

<!DOCTYPE html>
<script>
    if (window.testRunner)
        testRunner.dumpAsText();

    function insert() {
        document.getElementById('template').innerHTML = '<img src="./resources/blue_rect.jpg" sizes="50vw">';
    }
</script>
<body onload="insert()">
  <pre id="result">PASS - didn't crash.</pre>
  <template id ="template"></template>
</body>

chromium/third_party/blink/web_tests/fast/dom/HTMLImageElement/image-sizes-viewport-with-template-parent.html