Bug 177547 – [iOS Simulator] Layout Test imported/w3c/web-platform-tests/fetch/security/dangling-markup-mitigation-data-url.tentative.sub.html is a flaky failure.

• Component: New Bugs
• Status: RESOLVED CONFIGURATION CHANGED

[Matt Lewis]

imported/w3c/web-platform-tests/fetch/security/dangling-markup-mitigation-data-url.tentative.sub.html is a flaky failure on iOS Debug WK2 according to the the flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=imported%2Fw3c%2Fweb-platform-tests%2Ffetch%2Fsecurity%2Fdangling-markup-mitigation-data-url.tentative.sub.html

The test was added in: https://trac.webkit.org/changeset/222307/webkit

build:
https://build.webkit.org/results/Apple%20iOS%2011%20Simulator%20Debug%20WK2%20(Tests)/r222551%20(117)/results.html
https://build.webkit.org/builders/Apple%20iOS%2011%20Simulator%20Debug%20WK2%20(Tests)/builds/117

diff:
--- /Volumes/Data/slave/ios-simulator-11-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/fetch/security/dangling-markup-mitigation-data-url.tentative.sub-expected.txt
+++ /Volumes/Data/slave/ios-simulator-11-debug-tests-wk2/build/layout-test-results/imported/w3c/web-platform-tests/fetch/security/dangling-markup-mitigation-data-url.tentative.sub-actual.txt
@@ -2,7 +2,7 @@
 
 PASS <img id="dangling" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII="> 
 FAIL <img id="dangling" src="data:image/png;base64,&#10;iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII="> assert_equals: Height expected 1 but got 0
-FAIL <img id="dangling" src="data:image/png;base64,i&#10;VBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII="> assert_equals: Height expected 1 but got 0
+PASS <img id="dangling" src="data:image/png;base64,i&#10;VBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNkYAAAAAYAAjCB0C8AAAAASUVORK5CYII="> 
 PASS <img id="dangling" src="data:image/svg+xml;utf8,\n      <svg width='1' height='1' xmlns='http://www.w3.org/2000/svg'>\n        <rect width='100%' height='100%' fill='rebeccapurple'/>\n        <rect x='10%' y='10%' width='80%' height='80%' fill='lightgreen'/>\n      </svg>"> 
 PASS <iframe id="dangling"\n        src="data:text/html,\n            <img\n              onload='window.parent.postMessage(&quot;loaded&quot;, &quot;*&quot;);'\n              onerror='window.parent.postMessage(&quot;error&quot;, &quot;*&quot;);'\n              src='http://localhost:8800/images/gr&#10;een-256x256.png'>\n        ">\n     </iframe> 
 PASS <iframe id="dangling"\n        src="data:text/html,\n            <img\n              onload='window.parent.postMessage(&quot;loaded&quot;, &quot;*&quot;);'\n              onerror='window.parent.postMessage(&quot;error&quot;, &quot;*&quot;);'\n              src='http://localhost:8800/images/green-256x256.png?&lt;'>\n        ">\n     </iframe>

[Matt Lewis]

Marked as flaky in:
https://trac.webkit.org/changeset/223251/webkit

[Fady Farag]

Pull request: https://github.com/WebKit/WebKit/pull/36570

[EWS]

Test gardening commit 286555@main (73a97792845c): <https://commits.webkit.org/286555@main>

Reviewed commits have been landed. Closing PR #36570 and removing active labels.