From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 11:22:09 +0200
Subject: Adding upstream version 110.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../layout-instability/shift-outside-viewport.html | 34 ++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 testing/web-platform/tests/layout-instability/shift-outside-viewport.html

(limited to 'testing/web-platform/tests/layout-instability/shift-outside-viewport.html')
diff --git a/testing/web-platform/tests/layout-instability/shift-outside-viewport.html b/testing/web-platform/tests/layout-instability/shift-outside-viewport.html
new file mode 100644
index 0000000000..534d56be4b
--- /dev/null
+++ b/testing/web-platform/tests/layout-instability/shift-outside-viewport.html
@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<title>Layout Instability: shift outside viewport</title>
+<link rel="help" href="https://wicg.github.io/layout-instability/" />
+<style>
+
+body { margin: 0; }
+#j { position: absolute; width: 600px; height: 200px; top: 100%; background: blue; }
+
+</style>
+<div id='j'></div>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="resources/util.js"></script>
+<script>
+
+promise_test(async () => {
+  const watcher = new ScoreWatcher;
+
+  // Wait for the initial render to complete.
+  await waitForAnimationFrames(2);
+
+  // Move div even further out of viewport.
+  document.querySelector("#j").style.top =
+      document.documentElement.clientHeight + 200 + "px";
+
+  // Since the element moves entirely outside of the viewport, it shouldn't
+  // generate a score.
+  await waitForAnimationFrames(3);
+  assert_equals(watcher.score, 0);
+}, "Shift outside viewport.");
+
+</script>
+
+
-- 
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