[Webkit-unassigned] [Bug 176078] New: Layout Test imported/w3c/web-platform-tests/webrtc/RTCPeerConnection-onnegotiationneeded.html is flaky.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=176078

            Bug ID: 176078
           Summary: Layout Test
                    imported/w3c/web-platform-tests/webrtc/RTCPeerConnecti
                    on-onnegotiationneeded.html is flaky.
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebRTC
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: jlewis3 at apple.com
                CC: youennf at gmail.com

imported/w3c/web-platform-tests/webrtc/RTCPeerConnection-onnegotiationneeded.html is a flaky failure on Sierra WK2 Release according to the flakiness dashboard.

History:
https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=imported%2Fw3c%2Fweb-platform-tests%2Fwebrtc%2FRTCPeerConnection-onnegotiationneeded.html

Build:
https://build.webkit.org/results/Apple%20Sierra%20Release%20WK2%20(Tests)/r221309%20(3921)/results.html
https://build.webkit.org/builders/Apple%20Sierra%20Release%20WK2%20(Tests)/builds/3921

diff:
--- /Volumes/Data/slave/sierra-release-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/webrtc/RTCPeerConnection-onnegotiationneeded-expected.txt
+++ /Volumes/Data/slave/sierra-release-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/webrtc/RTCPeerConnection-onnegotiationneeded-actual.txt
@@ -1,11 +1,11 @@

 Harness Error (TIMEOUT), message = null

-PASS Creating first data channel should fire negotiationneeded event 
-PASS task for negotiationneeded event should be enqueued for next tick 
+TIMEOUT Creating first data channel should fire negotiationneeded event Test timed out
+NOTRUN task for negotiationneeded event should be enqueued for next tick 
 PASS negotiationneeded event should not fire if connection is closed 
 PASS calling createDataChannel twice should fire negotiationneeded event once 
-TIMEOUT addTransceiver() should fire negotiationneeded event Test timed out
+NOTRUN addTransceiver() should fire negotiationneeded event 
 PASS Calling addTransceiver() twice should fire negotiationneeded event once 
 PASS Calling both addTransceiver() and createDataChannel() should fire negotiationneeded event once 
 PASS negotiationneeded event should not fire if signaling state is not stable 


This test has been failing with other imported/w3c/web-platform-tests/webrtc tests but many failing runs are now just the singular test failing. previous bug in see also.

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