Bug 214731

Summary:	[ iOS wk2 ] imported/w3c/web-platform-tests/IndexedDB/key-generators/reading-autoincrement-store-cursors.any.serviceworker.html is a flaky failure
Product:	WebKit	Reporter:	Karl Rackler <rackler>
Component:	New Bugs	Assignee:	Nobody <webkit-unassigned>
Status:	NEW ---
Severity:	Normal	CC:	hector_i_lopez, webkit-bot-watchers-bugzilla, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified

Description Karl Rackler 2020-07-24 06:30:50 PDT

Description:
imported/w3c/web-platform-tests/IndexedDB/key-generators/reading-autoincrement-store-cursors.any.serviceworker.html

This started approximately 03/29/20 shortly after the test introduction and has been a flaky failure appearing about every 4 to 5 days.

History:
https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2FIndexedDB%2Fkey-generators%2Freading-autoincrement-store-cursors.any.serviceworker.html&platform=ios&flavor=wk2&limit=50000&style=debug

Diff:
--- /Volumes/Data/slave/ipados-simulator-13-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/IndexedDB/key-generators/reading-autoincrement-store-cursors.any.serviceworker-expected.txt
+++ /Volumes/Data/slave/ipados-simulator-13-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/IndexedDB/key-generators/reading-autoincrement-store-cursors.any.serviceworker-actual.txt
@@ -1,4 +1,4 @@
 
-PASS IDBObjectStore.openCursor() iterates over an autoincrement store 
-PASS IDBObjectStore.openKeyCursor() iterates over an autoincrement store 
+Harness Error (TIMEOUT), message = null
 
+

Comment 1 Radar WebKit Bug Importer 2020-07-24 06:31:16 PDT

<rdar://problem/66050061>

Comment 2 Karl Rackler 2020-07-24 06:36:39 PDT

I have marked this test as failing while this issue is investigated.
https://trac.webkit.org/changeset/264819/webkit

Comment 3 Hector Lopez 2020-10-06 16:16:36 PDT

Test is now a flaky failure according to history on iOS Release. First occurrence of failure on Release coincides with the start of testing on iOS 14. Flaky failures on debug continues.

History:

https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2FIndexedDB%2Fkey-generators%2Freading-autoincrement-store-cursors.any.serviceworker.html&platform=ios&limit=50000

Diff for Release:

--- /Volumes/Data/slave/ios-simulator-14-release-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/IndexedDB/key-generators/reading-autoincrement-store-cursors.any.serviceworker-expected.txt
+++ /Volumes/Data/slave/ios-simulator-14-release-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/IndexedDB/key-generators/reading-autoincrement-store-cursors.any.serviceworker-actual.txt
@@ -1,4 +1,4 @@
 
-PASS IDBObjectStore.openCursor() iterates over an autoincrement store
-PASS IDBObjectStore.openKeyCursor() iterates over an autoincrement store
+Harness Error (TIMEOUT), message = null
 
+


Test expectation changed while investigated:
https://trac.webkit.org/changeset/268083/webkit