Bug 194405 – [ Mac iOS ] Layout Test http/tests/resourceLoadStatistics/classify-as-prevalent-based-on-top-frame-redirect-collusion.html is a flaky timeout

• Status: RESOLVED
• Resolution: CONFIGURATION CHANGED
• Component: Tools / Tests

[Shawn Roberts]

The following layout test is flaky on Mac

http/tests/resourceLoadStatistics/classify-as-prevalent-based-on-top-frame-redirect-collusion.html

Probable cause:

Unable to track exact point of regression. Oldest build I can spade is 228049 and is a flaky time out on several builds up to current release 241132

Reproduced with:

run-webkit-tests t241123 http/tests/resourceLoadStatistics/classify-as-prevalent-based-on-top-frame-redirect-collusion.html --iterations 5000 -f --exit-after-n-failures=1 --no-retry-failures

Flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=http%2Ftests%2FresourceLoadStatistics%2Fclassify-as-prevalent-based-on-top-frame-redirect-collusion.html

Diff: 

--- /Volumes/Data/slave/mojave-release-tests-wk2/build/layout-test-results/http/tests/resourceLoadStatistics/classify-as-prevalent-based-on-top-frame-redirect-collusion-expected.txt
+++ /Volumes/Data/slave/mojave-release-tests-wk2/build/layout-test-results/http/tests/resourceLoadStatistics/classify-as-prevalent-based-on-top-frame-redirect-collusion-actual.txt
@@ -1,14 +1,5 @@
-Tests for classification based on top frame redirect collusion.
+#PID UNRESPONSIVE - com.apple.WebKit.WebContent.Development (pid 25582)
+FAIL: Timed out waiting for notifyDone to be called
 
-On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
-
-
-PASS Colluding host 1 got set as prevalent resource.
-PASS Colluding host 2 got set as prevalent resource.
-PASS Colluding host 3 got set as prevalent resource.
-PASS Colluding host 4 got set as prevalent resource.
-PASS Colluding localhost got set as prevalent resource after actual navigational redirect.
-PASS successfullyParsed is true
-
-TEST COMPLETE
-
+#EOF
+#EOF

[Radar WebKit Bug Importer]

<rdar://problem/47956156>

[Shawn Roberts]

Test is also flaky on iOS Simulator Release