[Webkit-unassigned] [Bug 211470] New: REGRESSION: [ Mac ] http/tests/frame-throttling/raf-throttle-in-cross-origin-subframe.html is flaky failing.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=211470

            Bug ID: 211470
           Summary: REGRESSION: [ Mac ]
                    http/tests/frame-throttling/raf-throttle-in-cross-orig
                    in-subframe.html is flaky failing.
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Macintosh
                OS: macOS 10.14
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Tools / Tests
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: Lawrence.j at apple.com

http/tests/frame-throttling/raf-throttle-in-cross-origin-subframe.html

Description:
This test is flaky failing on Mac. The first failure appears on 05/04/2020.

History:
https://results.webkit.org/?suite=layout-tests&test=http%2Ftests%2Fframe-throttling%2Fraf-throttle-in-cross-origin-subframe.html&platform=mac&platform=ios&limit=50000

Diff:
--- /Volumes/Data/slave/catalina-release-tests-wk2/build/layout-test-results/http/tests/frame-throttling/raf-throttle-in-cross-origin-subframe-expected.txt
+++ /Volumes/Data/slave/catalina-release-tests-wk2/build/layout-test-results/http/tests/frame-throttling/raf-throttle-in-cross-origin-subframe-actual.txt
@@ -6,16 +6,16 @@
 Received message: frameload
 Received message: frameload
 Checking that requestAnimationFrame is throttled in cross origin frame
-Received message: throttled[cross]: NonInteractiveCrossOriginFrame
-Received message: throttled[same]: [Unthrottled]
-PASS throttledState['cross'] is "NonInteractiveCrossOriginFrame"
-PASS throttledState['same'] is "[Unthrottled]"
+Received message: throttled[cross]: VisuallyIdleNonInteractiveCrossOriginFrame
+Received message: throttled[same]: VisuallyIdle
+FAIL throttledState['cross'] should be NonInteractiveCrossOriginFrame. Was VisuallyIdleNonInteractiveCrossOriginFrame.
+FAIL throttledState['same'] should be [Unthrottled]. Was VisuallyIdle.
 Interacted with cross-origin frame
 Interacted with same-origin frame
-Received message: throttled[cross]: [Unthrottled]
-Received message: throttled[same]: [Unthrottled]
-PASS throttledState['cross'] is "[Unthrottled]"
-PASS throttledState['same'] is "[Unthrottled]"
+Received message: throttled[cross]: VisuallyIdle
+Received message: throttled[same]: VisuallyIdle
+FAIL throttledState['cross'] should be [Unthrottled]. Was VisuallyIdle.
+FAIL throttledState['same'] should be [Unthrottled]. Was VisuallyIdle.
 PASS successfullyParsed is true

 TEST COMPLETE

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