<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!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>227647</bug_id>
          
          <creation_ts>2021-07-02 15:24:06 -0700</creation_ts>
          <short_desc>[macOS WK1] Some ImageDiffs are appearing as grey or white screens instead of expected outputs</short_desc>
          <delta_ts>2021-10-20 14:11:08 -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>Tools / Tests</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>NEW</bug_status>
          <resolution></resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=231685</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>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Truitt Savell">tsavell</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>ap</cc>
    
    <cc>ayumi_kojima</cc>
    
    <cc>webkit-bot-watchers-bugzilla</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1774598</commentid>
    <comment_count>0</comment_count>
    <who name="Truitt Savell">tsavell</who>
    <bug_when>2021-07-02 15:24:06 -0700</bug_when>
    <thetext>We have noticed that some tests are appearing with ImageDiff results showing a blank grey or white screen instead of expected results. 

here is an example of a bug that has this issue with its results:
https://bugs.webkit.org/show_bug.cgi?id=222133

results example: https://build.webkit.org/results/Apple-BigSur-Release-AppleSilicon-WK1-Tests/r279486%20(3116)/svg/as-image/img-with-svg-resource-in-dom-and-drawImage-diffs.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1774599</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2021-07-02 15:24:31 -0700</bug_when>
    <thetext>&lt;rdar://problem/80105551&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1781981</commentid>
    <comment_count>2</comment_count>
    <who name="">ayumi_kojima</who>
    <bug_when>2021-08-04 12:05:05 -0700</bug_when>
    <thetext>webanimations/accelerated-web-animation-with-single-interval-and-easing-y-axis-above-1.html
webanimations/accelerated-translate-animation-with-transform.html
webanimations/accelerated-transform-animation-to-scale-zero-with-implicit-from-keyframe.html
webanimations/accelerated-css-animation-with-easing.html
webanimations/accelerated-animation-with-delay-and-seek.html
webanimations/accelerated-animation-canceled-before-commit.html
webanimations/accelerated-animation-tiled-while-running.html

Are having the same issues only on Big Sur wk1. (For webanimations/accelerated-web-animation-with-single-interval-and-easing-y-axis-above-1.html, it shows a real image failure on Catalina.)

Result page: https://build.webkit.org/results/Apple-BigSur-Release-WK1-Tests/r280618%20(4389)/results.html

https://build.webkit.org/#/builders/48/builds/4389

For webanimations/accelerated-animation-tiled-while-running.html:

Result page: https://build.webkit.org/results/Apple-BigSur-Release-WK1-Tests/r280619%20(4390)/results.html

https://build.webkit.org/#/builders/48/builds/4390</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1782038</commentid>
    <comment_count>3</comment_count>
    <who name="">ayumi_kojima</who>
    <bug_when>2021-08-04 14:07:25 -0700</bug_when>
    <thetext>svg/as-image/img-with-svg-resource-in-dom-and-drawImage.html
svg/as-image/img-with-svg-resource-in-dom-no-size-and-drawImage.html
svg/as-image/img-with-svg-resource-not-in-dom-and-drawImage.html
svg/as-image/img-with-svg-resource-not-in-dom-no-size-and-drawImage.html
svg/as-image/svg-cached-draw-canvas.html

Are also having the same issues.

Result page: https://build.webkit.org/results/Apple-BigSur-Release-WK1-Tests/r280618%20(4389)/results.html

https://build.webkit.org/#/builders/48/builds/4389</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1796910</commentid>
    <comment_count>4</comment_count>
    <who name="">ayumi_kojima</who>
    <bug_when>2021-09-24 09:17:07 -0700</bug_when>
    <thetext>compositing/shared-backing/overlap-after-end-sharing.html
imported/w3c/web-platform-tests/css/css-transforms/3dtransform-and-position-sticky-002.html
imported/w3c/web-platform-tests/css/css-transforms/css-transform-3d-rotate3d-X-positive.html
imported/w3c/web-platform-tests/css/css-transforms/css-transform-3d-rotate3d-Y-positive.html
imported/w3c/web-platform-tests/css/css-transforms/css-transform-3d-rotateX-positive.html
imported/w3c/web-platform-tests/css/css-transforms/subpixel-perspective-translate-z-0.html
imported/w3c/web-platform-tests/css/css-transforms/subpixel-transform-changes-003.html
imported/w3c/web-platform-tests/css/css-transforms/subpixel-transform-changes-004.html
imported/w3c/web-platform-tests/css/css-transforms/transform-table-011.html
imported/w3c/web-platform-tests/css/css-transforms/transform3d-backface-visibility-003.html
imported/w3c/web-platform-tests/css/css-transforms/transform3d-matrix3d-002.html
imported/w3c/web-platform-tests/css/css-transforms/transform3d-perspective-008.html
imported/w3c/web-platform-tests/css/css-transforms/transform3d-perspective-origin-001.html

https://build.webkit.org/#/builders/48/builds/5560</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>