1863333 - [wpt-sync] Sync PR 42972 - New WPT test validating layer in canvas with alpha disabled

Status: RESOLVED FIXED

(Core :: Graphics: Canvas2D, task, P4)

Description

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Sync web-platform-tests PR 42972 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/42972
Details from upstream follow.

Jean-Philippe Gravel <[e-mail]> wrote:

New WPT test validating layer in canvas with alpha disabled

When creating canvas 2d context with {alpha: false}, the canvas surface
itself is opaque but layers and draw calls inside layers are still
alpha-blended as usual.

Bug: 1396372
Change-Id: I50a14d88feb5f03053da960cbfd453a50a24bd95
Reviewed-on: https://chromium-review.googlesource.com/5006000
WPT-Export-Revision: 6933b9a812a0e35c259d6d9dfe587f4e8555a724

Comment 1

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

Pushed to try (stability) https://treeherder.mozilla.org/#/jobs?repo=try&revision=31cfc5bda8816b2182b8380e2f54fbd3430e7a6c

Comment 2

[Web Platform Test Sync Bot [:wpt-sync] (Matrix: #interop:mozilla.org)]

CI Results

Ran 9 Firefox configurations based on mozilla-central, and Firefox, Chrome, and Safari on GitHub CI

Total 4 tests and 1 subtests

Status Summary

Firefox

OK : 1
FAIL : 2[Gecko-android-em-7.0-x86_64-lite-qr-opt-geckoview, Gecko-android-em-7.0-x86_64-qr-debug-geckoview, Gecko-android-em-7.0-x86_64-qr-opt-geckoview] 3[Gecko-linux1804-64-qr-debug, Gecko-linux1804-64-qr-opt, Gecko-windows11-32-2009-qr-debug, Gecko-windows11-32-2009-qr-opt, Gecko-windows11-64-2009-qr-debug, Gecko-windows11-64-2009-qr-opt, GitHub]
TIMEOUT: 1

Chrome

OK : 1
PASS : 4

Safari

OK : 1
FAIL : 3
TIMEOUT: 1

Links

Gecko CI (Treeherder)
GitHub PR Head
GitHub PR Base

Details

New Tests That Don't Pass

• /html/canvas/element/layers/2d.layer.opaque-canvas.html [wpt.fyi]: FAIL (Chrome: PASS, Safari: FAIL)
• /html/canvas/offscreen/layers/2d.layer.opaque-canvas.html [wpt.fyi]: FAIL (Chrome: PASS, Safari: FAIL)
• /html/canvas/offscreen/layers/2d.layer.opaque-canvas.w.html [wpt.fyi]: TIMEOUT (Chrome: PASS, Safari: TIMEOUT)
• /html/canvas/offscreen/layers/2d.layer.opaque-canvas.worker.html [wpt.fyi]
  • Checks that layer blending works inside opaque canvas: FAIL (Chrome: PASS, Safari: FAIL)

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/bae960c7c6bd
[wpt PR 42972] - New WPT test validating layer in canvas with alpha disabled, a=testonly
https://hg.mozilla.org/integration/autoland/rev/7625948702bb
[wpt PR 42972] - Update wpt metadata, a=testonly

Comment 4

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/f188a91ac1c3
[wpt PR 42972] - New WPT test validating layer in canvas with alpha disabled, a=testonly
https://hg.mozilla.org/integration/autoland/rev/9f70ed35a413
[wpt PR 42972] - Update wpt metadata, a=testonly

Comment 5

[Cosmin Sabou [:CosminS]]

https://hg.mozilla.org/mozilla-central/rev/f188a91ac1c3
https://hg.mozilla.org/mozilla-central/rev/9f70ed35a413