[Webkit-unassigned] [Bug 217258] New: REGRESSION(iOS 14): svg/W3C-I18N/tspan-direction-rtl.svg is a constant failure

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=217258

            Bug ID: 217258
           Summary: REGRESSION(iOS 14):
                    svg/W3C-I18N/tspan-direction-rtl.svg is a constant
                    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: hector_i_lopez at apple.com

svg/W3C-I18N/tspan-direction-rtl.svg

Test is a constant failure on iOS according to history. First occurrence matches first recorded testing on iOS 14 from iOS 13. Test was passing on iOS 13 prior to moving over to iOS 14.

History:

https://results.webkit.org/?suite=layout-tests&test=svg%2FW3C-I18N%2Ftspan-direction-rtl.svg&platform=ios

Diff:

--- /Volumes/Data/slave/ios-simulator-14-release-tests-wk2/build/layout-test-results/svg/W3C-I18N/tspan-direction-rtl-expected.txt
+++ /Volumes/Data/slave/ios-simulator-14-release-tests-wk2/build/layout-test-results/svg/W3C-I18N/tspan-direction-rtl-actual.txt
@@ -8,8 +8,8 @@
           chunk 1 (middle anchor) text run 1 at (280.99,150.00) startOffset 0 endOffset 14 width 94.08 RTL: "\x{646}\x{634}\x{627}\x{637} \x{627}\x{644}\x{62A}\x{62F}\x{648}\x{64A}\x{644} \""
         RenderSVGTSpan {tspan} at (0,0) size 186x21
           RenderSVGInlineText {#text} at (11,0) size 185x21
-            chunk 1 (middle anchor) text run 1 at (96.32,150.00) startOffset 0 endOffset 8 width 49.95 RTL: ", \x{627}\x{62E}\x{62A}\x{628}\x{627}\x{631}"
-            chunk 1 (middle anchor) text run 1 at (146.27,150.00) startOffset 0 endOffset 14 width 134.73: "dirRTL ubEmbed"
+            chunk 1 (middle anchor) text run 1 at (96.32,150.00) startOffset 0 endOffset 8 width 49.61 RTL: ", \x{627}\x{62E}\x{62A}\x{628}\x{627}\x{631}"
+            chunk 1 (middle anchor) text run 1 at (145.92,150.00) startOffset 0 endOffset 14 width 135.07: "dirRTL ubEmbed"
         RenderSVGInlineText {#text} at (0,0) size 12x21
           chunk 1 (middle anchor) text run 1 at (84.93,150.00) startOffset 0 endOffset 2 width 11.39 RTL: "\"!"
       RenderSVGText {text} at (20,171) size 84x12 contains 1 chunk(s)

Was able to reproduce this with latest spade as of the date of this report:

run-webkit-tests svg/W3C-I18N/tspan-direction-rtl.svg  --iterations 1000 --ios-simulator --exit-after-n-failures 3

Baseline search path: platform/ios-simulator-wk2 -> platform/ios-simulator -> platform/ios-wk2 -> platform/ios -> platform/wk2 -> generic

Running 1 test for iPhone SE running iOS

Running 1 WebKitTestRunnerApp.app.

[1/1000] svg/W3C-I18N/tspan-direction-rtl.svg failed unexpectedly (text diff)
[2/1000] svg/W3C-I18N/tspan-direction-rtl.svg failed unexpectedly (text diff)
[3/1000] svg/W3C-I18N/tspan-direction-rtl.svg failed unexpectedly (text diff)
Exiting early after 3 failures. 3 tests run.


0 tests ran as expected, 3 didn't (997 didn't run):


Regressions: Unexpected text-only failures (1)
  svg/W3C-I18N/tspan-direction-rtl.svg [ Failure ]

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