Bug 305502 – [WPE][GTK] Layout test fullscreen/fullscreen-enter-bottom-padding-animation.html is flaky failure

• Component: WPE WebKit
• Status: NEW

[Carlos Alberto Lopez Perez]

Layout test fullscreen/fullscreen-enter-bottom-padding-animation.html is failing flakely in the GTK and WPE ports.

it has been like that since one year ago. It started to be a flaky failure around 289515@main

This is the diff when it fails: https://build.webkit.org/results/WPE-Linux-64-bit-Release-Tests/305586@main%20(24590)/fullscreen/fullscreen-enter-bottom-padding-animation-pretty-diff.html

Flaky report for GTK and WPE:


The bot gtk-release completed 951 runs on the interval [301580@main-305580@main]
Frecuency of results for test: fullscreen/fullscreen-enter-bottom-padding-animation.html
  459 times [48.3%]      ->  NOERROR
  281 times [29.5%]      ->  TEXT PASS
  211 times [22.2%]      ->  TEXT

Of those 951 runs it didn't match the expectation 492 times [51.7%]
Details of the type and frequency of unmatched expectations:
  281 times [29.5%]      ->  TEXT PASS (Expected: PASS)
  211 times [22.2%]      ->  TEXT (Expected: PASS)

Flakiness factor: 67.6%
    - This test was flaky on 67.6% of the 951 runs analyzed, either giving different
      results within a single run, or a different result than in the previous run.



The bot wpe-release completed 1026 runs on the interval [301591@main-305586@main]
Frecuency of results for test: fullscreen/fullscreen-enter-bottom-padding-animation.html
  500 times [48.7%]      ->  TEXT
  363 times [35.4%]      ->  NOERROR
  163 times [15.9%]      ->  TEXT PASS

Of those 1026 runs it didn't match the expectation 663 times [64.6%]
Details of the type and frequency of unmatched expectations:
  500 times [48.7%]      ->  TEXT (Expected: PASS)
  163 times [15.9%]      ->  TEXT PASS (Expected: PASS)

Flakiness factor: 58.2%
    - This test was flaky on 58.2% of the 1026 runs analyzed, either giving different
      results within a single run, or a different result than in the previous run.

[Carlos Alberto Lopez Perez]

Expectations updated at 305610@main