[Webkit-unassigned] [Bug 268333] New: REGRESSION (273517 at main?): [iOS17] 2 tests in platform/ios/fast/scrolling are flaky failure

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=268333

            Bug ID: 268333
           Summary: REGRESSION (273517 at main?): [iOS17] 2 tests in
                    platform/ios/fast/scrolling are flaky failure
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: darbinyan at apple.com

Description:
platform/ios/fast/scrolling/find-text-in-overflow-node-indicator-position-limit.html
platform/ios/fast/scrolling/find-text-in-overflow-node-indicator-position.html

are flak failure on iOS17 ToT. Suspecting changes in 273517 at main triggered the flakiness. The tests may need to updated in scrollHeight. 

This issue can be reproduced by using the command: 
run-webkit-tests --root  --exit-after-n-failures 1 --debug <test>

History:
https://results.webkit.org/?suite=layout-tests&suite=layout-tests&test=platform%2Fios%2Ffast%2Fscrolling%2Ffind-text-in-overflow-node.html&test=platform%2Fios%2Ffast%2Fscrolling%2Ffind-text-in-subframe.html

Diff:

For platform/ios/fast/scrolling/find-text-in-overflow-node-indicator-position-limit.html: 

-layer at (8,52) size 202x202 clip at (9,53) size 200x200 scrollY 120 scrollHeight 320
+layer at (8,52) size 202x202 clip at (9,53) size 200x200 scrollHeight 320
   RenderBlock {DIV} at (0,36) size 202x202 [bgcolor=#808080] [border: (1px solid #000000)]
     RenderBlock {DIV} at (1,1) size 200x300
     RenderBlock {DIV} at (1,301) size 200x20
       RenderText {#text} at (0,0) size 40x19
         text run at (0,0) width 40: "match"
-selection start: position 0 of child 0 {#text} of child 3 {DIV} of child 3 {DIV} of body
-selection end:   position 5 of child 0 {#text} of child 3 {DIV} of child 3 {DIV} of body

Link: https://build.webkit.org/results/Apple-iPadOS-17-Simulator-Release-WK2-Tests/273551@main%20(821)/platform/ios/fast/scrolling/find-text-in-overflow-node-indicator-position-limit-pretty-diff.html


For platform/ios/fast/scrolling/find-text-in-overflow-node-indicator-position.html:

-layer at (8,52) size 202x202 clip at (9,53) size 200x200 scrollY 210 scrollHeight 620
+layer at (8,52) size 202x202 clip at (9,53) size 200x200 scrollHeight 620
   RenderBlock {DIV} at (0,36) size 202x202 [bgcolor=#808080] [border: (1px solid #000000)]
     RenderBlock {DIV} at (1,1) size 200x300
     RenderBlock {DIV} at (1,301) size 200x20
       RenderText {#text} at (0,0) size 40x19
         text run at (0,0) width 40: "match"
     RenderBlock {DIV} at (1,321) size 200x300
-selection start: position 0 of child 0 {#text} of child 3 {DIV} of child 3 {DIV} of body
-selection end:   position 5 of child 0 {#text} of child 3 {DIV} of child 3 {DIV} of body

Link:
https://build.webkit.org/results/Apple-iPadOS-17-Simulator-Release-WK2-Tests/273551@main%20(821)/platform/ios/fast/scrolling/find-text-in-overflow-node-indicator-position-pretty-diff.html

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