chromium/third_party/blink/web_tests/fast/table/cell-pref-width-invalidation.html

<html>
<head>
    <style>
        .count-table {
            table-layout: fixed;
            width: 100%;
        }

        .count-table-cell {
            width: 0px;
        }

        .count-text {
            overflow: hidden;
        }
    </style>
    <script>
        function setCountMessage() {
            var tr = document.getElementById("row");
          
            var countCell = document.createElement("td");
            countCell.setAttribute("class", "count-table-cell");
            tr.appendChild(countCell);

            var countDiv = document.createElement("div");
            countDiv.setAttribute("class", "count-text");
            countDiv.innerHTML = "Success!";
            countCell.appendChild(countDiv);

            var right = document.createElement("td");
            tr.appendChild(right);            

            var below = document.getElementById("below");
            document.defaultView.getComputedStyle(below, null).getPropertyValue("width"); 
                // without this, it shows up in both
            countCell.style.width = 60 + "px"; // without this, is doesn't show up in either
        }     
    </script>
</head>

<body onload="setCountMessage();">

    <table class="count-table">
        <tr id="row"></tr>
    </table>

    <div id="below"></div>
  
</body>
</html>