Bug 173487 - Layout Test imported/w3c/web-platform-tests/IndexedDB/large-nested-cloning.html is flaky
Summary: Layout Test imported/w3c/web-platform-tests/IndexedDB/large-nested-cloning.ht...
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: New Bugs (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: Nobody
Depends on:
Reported: 2017-06-16 11:46 PDT by Matt Lewis
Modified: 2017-09-08 13:31 PDT (History)
3 users (show)

See Also:


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Description Matt Lewis 2017-06-16 11:46:04 PDT
imported/w3c/web-platform-tests/IndexedDB/large-nested-cloning.html is a flaky failure on WK2 release builds and a flaky timeout on WK1 and WK2 debug builds according to the flakiness dashboard.


The test runs 90-140 Seconds normally and timeouts occur between 150-223 Seconds on Debug.
On release the test run under 10 seconds.


Test was added in https://trac.webkit.org/changeset/218181/webkit and has been flaky since being added.

--- /Volumes/Data/slave/sierra-release-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/IndexedDB/large-nested-cloning-expected.txt
+++ /Volumes/Data/slave/sierra-release-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/IndexedDB/large-nested-cloning-actual.txt
@@ -8,5 +8,5 @@
 PASS array of blobs and small typed arrays 
 PASS array of blobs and large typed arrays 
 PASS object with blobs and large typed arrays 
-PASS multiple requests of objects with blobs and large typed arrays 
+FAIL multiple requests of objects with blobs and large typed arrays assert_equals: Expected success event, but got error event instead expected "success" but got "error"
Comment 1 Matt Lewis 2017-06-16 16:14:05 PDT
Marked test as flaky
Comment 3 Matt Lewis 2017-07-13 15:03:12 PDT
Marked test as flaky on iOS Simulator:
Comment 4 Jonathan Bedard 2017-08-24 10:18:42 PDT
This is also flakey on device.  Moved the expectation in <https://trac.webkit.org/changeset/221144/webkit>.
Comment 5 Matt Lewis 2017-09-08 13:31:51 PDT
Added the timeout expectation on Mac: