Bug 231757 – inspector/canvas/updateShader-webgl.html is a flaky failure

• Component: Canvas
• Status: NEW

[Eric Hutchison]

inspector/canvas/updateShader-webgl.html

is a flaky failure on BigSur.

History: https://results.webkit.org/?suite=layout-tests&test=inspector%2Fcanvas%2FupdateShader-webgl.html&platform=mac

Build: https://build.webkit.org/#/builders/70/builds/5877

Results: https://build.webkit.org/results/Apple-BigSur-Release-WK2-Tests/r284163%20(5877)/results.html

Diff: 
--- /Volumes/Data/worker/bigsur-release-tests-wk2/build/layout-test-results/inspector/canvas/updateShader-webgl-expected.txt
+++ /Volumes/Data/worker/bigsur-release-tests-wk2/build/layout-test-results/inspector/canvas/updateShader-webgl-actual.txt
@@ -5,13 +5,14 @@
 
 == Running test suite: Canvas.updateShader.WebGL
 -- Running test case: Canvas.updateShader.WebGL.Vertex.Valid
+!! TIMEOUT: took longer than 10000ms
+
+-- Running test case: Canvas.updateShader.WebGL.Fragment.Valid
 
     void main(void) {
         gl_Position = vec4(1, 2, 3, 4);
     }
 
-
--- Running test case: Canvas.updateShader.WebGL.Fragment.Valid
 
     precision mediump float;
 

Unable to reproduce the failure locally on ToT.

[Radar WebKit Bug Importer]

<rdar://problem/84268328>

[Eric Hutchison]

Updated test expectations at https://trac.webkit.org/changeset/284189/webkit

[Kimmo Kinnunen]

Does not seem to be specific to Big Sur:
https://build.webkit.org/#/builders/372/builds/4692