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<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>284546</bug_id>
          
          <creation_ts>2024-12-12 06:53:27 -0800</creation_ts>
          <short_desc>[scroll-animations] WPT test scroll-animations/scroll-timelines/scroll-timeline-invalidation.html has failures</short_desc>
          <delta_ts>2025-04-25 13:08:30 -0700</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>Animations</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          <see_also>https://github.com/web-platform-tests/wpt/pull/52176</see_also>
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          <blocked>284541</blocked>
          <everconfirmed>1</everconfirmed>
          <reporter name="Antoine Quint">graouts</reporter>
          <assigned_to name="Antoine Quint">graouts</assigned_to>
          <cc>graouts</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>2081167</commentid>
    <comment_count>0</comment_count>
    <who name="Antoine Quint">graouts</who>
    <bug_when>2024-12-12 06:53:27 -0800</bug_when>
    <thetext>The WPT test scroll-animations/scroll-timelines/scroll-timeline-invalidation.html has one failure:

FAIL If scroll animation resizes its scroll timeline scroller, layout reruns once per frame. assert_approx_equals: expected 28.42105263157895 +/- 0.1 but got 60.000003814697266</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2081168</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2024-12-12 06:53:45 -0800</bug_when>
    <thetext>&lt;rdar://problem/141357012&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2113063</commentid>
    <comment_count>2</comment_count>
    <who name="Antoine Quint">graouts</who>
    <bug_when>2025-04-25 01:50:27 -0700</bug_when>
    <thetext>This is about the concept of stale timelines which we don&apos;t implement yet: https://drafts.csswg.org/scroll-animations-1/#event-loop.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2113064</commentid>
    <comment_count>3</comment_count>
    <who name="Antoine Quint">graouts</who>
    <bug_when>2025-04-25 01:51:17 -0700</bug_when>
    <thetext>This is the spec change where this concept was introduced: https://github.com/w3c/csswg-drafts/commit/691c816b9d97b56a166f1426b8a79885b8aa6e40.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2113109</commentid>
    <comment_count>4</comment_count>
    <who name="Antoine Quint">graouts</who>
    <bug_when>2025-04-25 07:44:53 -0700</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/44518</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2113112</commentid>
    <comment_count>5</comment_count>
    <who name="Antoine Quint">graouts</who>
    <bug_when>2025-04-25 07:49:03 -0700</bug_when>
    <thetext>Submitted web-platform-tests pull request: https://github.com/web-platform-tests/wpt/pull/52176</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2113175</commentid>
    <comment_count>6</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2025-04-25 13:08:28 -0700</bug_when>
    <thetext>Committed 294121@main (3da5ec4d32bd): &lt;https://commits.webkit.org/294121@main&gt;

Reviewed commits have been landed. Closing PR #44518 and removing active labels.</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>