tor-browser

commit 3a204bd8a62b576e7039d6346644b8d8ac5ffacb
parent aff0c754e82f01f1deb9ecc9a51e626da38d9879
Author: Daniil Sakhapov <sakhapov@chromium.org>
Date:   Fri, 31 Oct 2025 09:05:29 +0000

Bug 1997341 [wpt PR 55764] - Fix ::scroll-button on root element activation test flakiness, a=testonly

Automatic update from web-platform-tests
Fix ::scroll-button on root element activation test flakiness

Add some awaits that are known to help with flakiness.

Fixed: 450373493
Change-Id: I91139c2adabd15576b934198d3fcbb4e0579f860
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/7099043
Commit-Queue: Daniil Sakhapov <sakhapov@chromium.org>
Reviewed-by: Rune Lillesveen <futhark@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1537935}

--

wpt-commits: 5855eaacead5a90af14abe133b8a9b94e61a8aaa
wpt-pr: 55764

Diffstat:
M
testing/web-platform/tests/css/css-overflow/root-scroll-button-activation.html
 | 
11
++++++++---

1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/testing/web-platform/tests/css/css-overflow/root-scroll-button-activation.html b/testing/web-platform/tests/css/css-overflow/root-scroll-button-activation.html
@@ -7,6 +7,8 @@
 <script src="/resources/testdriver.js"></script>
 <script src="/resources/testdriver-actions.js"></script>
 <script src="/resources/testdriver-vendor.js"></script>
+<script src="/web-animations/testcommon.js"></script>
+<script src="/dom/events/scrolling/scroll_support.js"></script>
 <style>
   body {
     margin: 0;
@@ -16,6 +18,8 @@
     content: "down";
     position: absolute;
     top: 0;
+    width: 30px;
+    height: 30px;;
   }
 
   div {
@@ -30,13 +34,14 @@
 <div></div>
 <script>
   promise_test(async t => {
+    let scrollEndPromise = waitForScrollEndFallbackToDelayWithoutScrollEvent(window);
     await new test_driver.Actions()
     .pointerMove(10, 10)
     .pointerDown()
     .pointerUp()
-    .pointerDown()
-    .pointerUp()
     .send();
-    assert_equals(window.scrollY, 360);
+    await scrollEndPromise;
+    await waitForAnimationFrames(2);
+    assert_not_equals(window.scrollY, 0);
   });
 </script>