1 files changed, 35 insertions, 0 deletions
diff --git a/testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-intrinsic-size-001.html b/testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-intrinsic-size-001.html
new file mode 100644
index 0000000000..3a378d17e8
--- /dev/null
+++ b/testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-intrinsic-size-001.html
@@ -0,0 +1,35 @@
+<!DOCTYPE html>
+<html class="reftest-wait">
+  <meta charset="utf-8">
+  <title>content-visibility and intrinsic size</title>
+  <link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1880928">
+  <link rel="match" href="content-visibility-intrinsic-size-001-ref.html">
+  <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+  <meta name="assert" content="Rendering of should stabilize, with all the 'content-visibility: auto' divs becoming close to viewport.">
+  <link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
+  <script src="/common/rendering-utils.js"></script>
+  <style>
+    #container {
+        position: sticky;
+    }
+    #container > div {
+        font: 25px/1 Ahem;
+        content-visibility: auto;
+        contain-intrinsic-size: 1px 5000px;
+    }
+  </style>
+  <div id="container">
+    <div>X</div>
+    <div id="target">XX</div>
+    <div>XXX</div>
+    <div>XXXX</div>
+  </div>
+  <script>
+    target.scrollIntoView();
+    document.fonts.ready.then(() => {
+        waitForAtLeastOneFrame().then(() => {
+            document.documentElement.classList.remove("reftest-wait");
+        });
+    });
+  </script>
+</html>