From 086c044dc34dfc0f74fbe41f4ecb402b2cd34884 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 03:13:33 +0200
Subject: Merging upstream version 125.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 ...ty-auto-relevancy-updates-stop-ticking-002.html | 55 ++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 testing/web-platform/mozilla/tests/css/css-contain/content-visibility/content-visibility-auto-relevancy-updates-stop-ticking-002.html

(limited to 'testing/web-platform/mozilla/tests/css/css-contain/content-visibility/content-visibility-auto-relevancy-updates-stop-ticking-002.html')
diff --git a/testing/web-platform/mozilla/tests/css/css-contain/content-visibility/content-visibility-auto-relevancy-updates-stop-ticking-002.html b/testing/web-platform/mozilla/tests/css/css-contain/content-visibility/content-visibility-auto-relevancy-updates-stop-ticking-002.html
new file mode 100644
index 0000000000..1b64e43a1d
--- /dev/null
+++ b/testing/web-platform/mozilla/tests/css/css-contain/content-visibility/content-visibility-auto-relevancy-updates-stop-ticking-002.html
@@ -0,0 +1,55 @@
+<!doctype html>
+<meta charset="utf-8">
+<title>Content Visibility: stop ticking after relevancy updates</title>
+<!--
+    Adapted from testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-intrinsic-size-001.html
+-->
+<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1880928">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/common/rendering-utils.js"></script>
+
+<style>
+  #container {
+      position: sticky;
+  }
+  #container > div {
+      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();
+</script>
+
+<script>
+function hasPendingTick() {
+  return SpecialPowers.wrap(window).windowUtils.refreshDriverHasPendingTick;
+}
+
+// See comment in layout/base/tests/test_bug1756118.html about why the timeouts
+// etc.
+async function expectTicksToStop() {
+  for (let i = 0; i < 100; i++) {
+    await new Promise(r => setTimeout(r, 8));
+    if(!hasPendingTick()) {
+      break;
+    }
+  }
+  assert_false(hasPendingTick(), "refresh driver should have eventually stopped ticking");
+}
+
+promise_test(async function(t) {
+  await new Promise(resolve => { window.addEventListener("load", resolve); });
+  await SpecialPowers.pushPrefEnv({'set':
+                                   [['layout.keep_ticking_after_load_ms', 0]]});
+  await waitForAtLeastOneFrame();
+  await expectTicksToStop();
+});
+</script>
-- 
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