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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>303410</bug_id>
          
          <creation_ts>2025-12-02 12:34:00 -0800</creation_ts>
          <short_desc>[iOS26]: 12x fast/viewport/ios/ tests are constant text failures</short_desc>
          <delta_ts>2025-12-04 16:17:42 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>Layout and Rendering</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>NEW</bug_status>
          <resolution></resolution>
          
          
          <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>
          <dependson>303492</dependson>
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Marta Darbinyan">darbinyan</reporter>
          <assigned_to name="Marta Darbinyan">darbinyan</assigned_to>
          <cc>bfulgham</cc>
    
    <cc>jbedard</cc>
    
    <cc>simon.fraser</cc>
    
    <cc>webkit-bot-watchers-bugzilla</cc>
    
    <cc>webkit-bug-importer</cc>
    
    <cc>wenson_hsieh</cc>
    
    <cc>zalan</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>2162645</commentid>
    <comment_count>0</comment_count>
    <who name="Marta Darbinyan">darbinyan</who>
    <bug_when>2025-12-02 12:34:00 -0800</bug_when>
    <thetext>The following tests are failing on iOS26. They might be the candidates for rebaseline. The regression occurs between iOS16-&gt;iOS26 update. 

fast/viewport/ios/responsive-viewport-with-minimum-width-after-changing-view-scale.html
fast/viewport/ios/shrink-to-fit-content-large-width-breakpoint.html
fast/viewport/ios/shrink-to-fit-for-page-without-viewport-meta.html
fast/viewport/ios/use-minimum-device-width-for-page-without-viewport-meta.html
fast/viewport/ios/viewport-fit-auto.html
fast/viewport/ios/viewport-fit-contain.html
fast/viewport/ios/viewport-fit-cover.html
fast/viewport/ios/width-is-device-width-overflowing-body-overflow-hidden-tall.html
fast/viewport/ios/width-is-device-width-overflowing-body-overflow-hidden.html
fast/viewport/ios/width-is-device-width-overflowing-no-shrink-to-fit.html
fast/viewport/ios/width-is-device-width-overflowing.html
fast/viewport/ios/width-is-device-width.html


Test results: https://ews-build.webkit.org/#/builders/162/builds/4658

Test history:
https://results.webkit.org/?platform=ios&amp;suite=layout-tests&amp;suite=layout-tests&amp;suite=layout-tests&amp;suite=layout-tests&amp;suite=layout-tests&amp;suite=layout-tests&amp;suite=layout-tests&amp;suite=layout-tests&amp;suite=layout-tests&amp;suite=layout-tests&amp;suite=layout-tests&amp;suite=layout-tests&amp;test=fast%2Fviewport%2Fios%2Fresponsive-viewport-with-minimum-width-after-changing-view-scale.html&amp;test=fast%2Fviewport%2Fios%2Fshrink-to-fit-content-large-width-breakpoint.html&amp;test=fast%2Fviewport%2Fios%2Fshrink-to-fit-for-page-without-viewport-meta.html&amp;test=fast%2Fviewport%2Fios%2Fuse-minimum-device-width-for-page-without-viewport-meta.html&amp;test=fast%2Fviewport%2Fios%2Fviewport-fit-auto.html&amp;test=fast%2Fviewport%2Fios%2Fviewport-fit-contain.html&amp;test=fast%2Fviewport%2Fios%2Fviewport-fit-cover.html&amp;test=fast%2Fviewport%2Fios%2Fwidth-is-device-width-overflowing-body-overflow-hidden-tall.html&amp;test=fast%2Fviewport%2Fios%2Fwidth-is-device-width-overflowing-body-overflow-hidden.html&amp;test=fast%2Fviewport%2Fios%2Fwidth-is-device-width-overflowing-no-shrink-to-fit.html&amp;test=fast%2Fviewport%2Fios%2Fwidth-is-device-width-overflowing.html&amp;test=fast%2Fviewport%2Fios%2Fwidth-is-device-width.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2162646</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2025-12-02 12:34:44 -0800</bug_when>
    <thetext>&lt;rdar://problem/165712922&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2162661</commentid>
    <comment_count>2</comment_count>
    <who name="Jonathan Bedard">jbedard</who>
    <bug_when>2025-12-02 12:58:37 -0800</bug_when>
    <thetext>These should be rebaselined:
fast/viewport/ios/responsive-viewport-with-minimum-width-after-changing-view-scale.html
fast/viewport/ios/shrink-to-fit-for-page-without-viewport-meta.html
fast/viewport/ios/viewport-fit-auto.html
fast/viewport/ios/viewport-fit-contain.html
fast/viewport/ios/viewport-fit-cover.html
fast/viewport/ios/width-is-device-width-overflowing-body-overflow-hidden-tall.html
fast/viewport/ios/width-is-device-width-overflowing-body-overflow-hidden.html
fast/viewport/ios/width-is-device-width-overflowing-no-shrink-to-fit.html
fast/viewport/ios/width-is-device-width-overflowing.html
fast/viewport/ios/width-is-device-width.html

These ones should not be:
fast/viewport/ios/shrink-to-fit-content-large-width-breakpoint.html
fast/viewport/ios/use-minimum-device-width-for-page-without-viewport-meta.html</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2162771</commentid>
    <comment_count>3</comment_count>
    <who name="Marta Darbinyan">darbinyan</who>
    <bug_when>2025-12-02 17:08:21 -0800</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/54740</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2162967</commentid>
    <comment_count>4</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2025-12-03 09:34:48 -0800</bug_when>
    <thetext>Test gardening commit 303842@main (a415a5d18a8c): &lt;https://commits.webkit.org/303842@main&gt;

Reviewed commits have been landed. Closing PR #54740 and removing active labels.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2163046</commentid>
    <comment_count>5</comment_count>
    <who name="Marta Darbinyan">darbinyan</who>
    <bug_when>2025-12-03 15:05:52 -0800</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/54799</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2163131</commentid>
    <comment_count>6</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2025-12-03 22:41:14 -0800</bug_when>
    <thetext>Test gardening commit 303888@main (38dfbded8ab7): &lt;https://commits.webkit.org/303888@main&gt;

Reviewed commits have been landed. Closing PR #54799 and removing active labels.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2163396</commentid>
    <comment_count>7</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2025-12-04 16:17:42 -0800</bug_when>
    <thetext>Test gardening commit 303941@main (67f321abf009): &lt;https://commits.webkit.org/303941@main&gt;

Reviewed commits have been landed. Closing PR #54878 and removing active labels.</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>