chromium/third_party/blink/web_tests/external/wpt/css/css-overflow/line-clamp/line-clamp-021.tentative.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Overflow: line-clamp hidden content is treated as ink overflow</title>
<link rel="author" title="Andreu Botella" href="mailto:[email protected]">
<link rel="help" href="https://drafts.csswg.org/css-overflow-4/#line-clamp">
<link rel="match" href="reference/line-clamp-021-ref.html">
<meta name="assert" content="Any overflowing content hidden from paint by line-clamp is treated as ink overflow and therefore doesn't cause the scrollable overflow rectangle to grow.">
<style>
#scrollContainer {
  overflow: scroll;
  font: 16px / 32px serif;
  height: 3lh;
  border: 1px solid black;
}
.clamp {
  line-clamp: 4;
  padding: 4px;
  background-color: yellow;
}
.pre {
  white-space: pre;
}
</style>

<div id="scrollContainer">

  <div class="clamp">
    <div class="pre">Line 1
Line 2
Line 3
Line 4
Line 5
Line 6</div>

    <div>Another div</div>

    <table>
      <tr>
        <td>A</td>
        <td>B</td>
      </tr>
      <tr>
        <td>C</td>
        <td>D</td>
      </tr>
    </table>
  </div>

</div>

<script>
  window.addEventListener("load", () => {
    const scrollContainer = document.getElementById("scrollContainer");
    scrollContainer.scrollTop = scrollContainer.scrollHeight;
  });
</script>