Bug 187484

Summary: Layout Test imported/w3c/web-platform-tests/service-workers/service-worker/update-after-navigation-fetch-event.https.html is flaky
Product: WebKit Reporter: Truitt Savell <tsavell>
Component: Tools / TestsAssignee: Nobody <webkit-unassigned>
Status: REOPENED ---    
Severity: Normal CC: commit-queue, lforschler, realdawei, ryanhaddad, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Update test expectations. none

Description Truitt Savell 2018-07-09 14:26:05 PDT 
The following layout test is flaky on Mac Platforms

imported/w3c/web-platform-tests/service-workers/service-worker/update-after-navigation-fetch-event.https.html

Probable cause:

I do not know

Flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=imported%2Fw3c%2Fweb-platform-tests%2Fservice-workers%2Fservice-worker%2Fupdate-after-navigation-fetch-event.https.html
Comment 1 Truitt Savell 2018-07-09 14:34:33 PDT 
Created attachment 344618 [details]
Update test expectations.
Comment 2 WebKit Commit Bot 2018-07-09 17:09:20 PDT 
Comment on attachment 344618 [details]
Update test expectations.

Clearing flags on attachment: 344618

Committed r233669: <https://trac.webkit.org/changeset/233669>
Comment 3 WebKit Commit Bot 2018-07-09 17:09:21 PDT 
All reviewed patches have been landed.  Closing bug.
Comment 4 Radar WebKit Bug Importer 2018-07-09 17:10:23 PDT 
<rdar://problem/41997867>
Comment 5 Dawei Fenton (:realdawei) 2018-07-11 09:20:57 PDT 
re-opening because this only marked the test as flaky.
Comment 6 Truitt Savell 2018-07-11 10:16:17 PDT 
Test Diff of failure:

--- /Volumes/Data/slave/highsierra-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/service-workers/service-worker/update-after-navigation-fetch-event.https-expected.txt
+++ /Volumes/Data/slave/highsierra-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/service-workers/service-worker/update-after-navigation-fetch-event.https-actual.txt
@@ -1,3 +1,6 @@
 
-PASS Update should be triggered after a navigation fetch event. 
 
+Harness Error (TIMEOUT), message = null
+
+TIMEOUT Update should be triggered after a navigation fetch event. Test timed out
+

Failure has been occurring ever 5-10 runs on at least one of the platforms.