1 files changed, 36 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-overflow/reference/line-clamp-021-ref.html b/testing/web-platform/tests/css/css-overflow/reference/line-clamp-021-ref.html
new file mode 100644
index 0000000000..d794c76e3c
--- /dev/null
+++ b/testing/web-platform/tests/css/css-overflow/reference/line-clamp-021-ref.html
@@ -0,0 +1,36 @@
+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>CSS Reference</title>
+<style>
+#scrollContainer {
+  overflow: scroll;
+  font: 16px / 32px serif;
+  height: 3lh;
+  border: 1px solid black;
+}
+.clamp {
+  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…</div>
+  </div>
+
+</div>
+
+<script>
+  window.addEventListener("load", () => {
+    const scrollContainer = document.getElementById("scrollContainer");
+    scrollContainer.scrollTop = scrollContainer.scrollHeight;
+  });
+</script>