1893816 - [wpt-sync] Sync PR 45940 - [css-color] css/css-color/parsing/color-computed-relative-color.html assumes conversion to hwb is lossless

Status: RESOLVED FIXED

(Core :: CSS Parsing and Computation, task, P4)

Description

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

Sync web-platform-tests PR 45940 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/45940
Details from upstream follow.

Sam Weinig <[e-mail]> wrote:

[css-color] css/css-color/parsing/color-computed-relative-color.html assumes conversion to hwb is lossless

https://github.com/web-platform-tests/wpt/issues/45912

Remove invalid test case that assumes out of gamut conversions to hwb are lossless.

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=5c1fbc71e72d87b8ac8b9db7a844fa3f253420ef

Comment 2

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

Attachment: Notable wpt changes

# CI Results

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

Total 1 tests and 1048 subtests

## Status Summary

### Firefox
`OK`  : 1
`PASS`: 710
`FAIL`: 338[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, 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] 1048[GitHub]

### Chrome
`OK`  : 1
`PASS`: 1031
`FAIL`: 17

### Safari
`OK`  : 1
`PASS`: 755
`FAIL`: 293

## Links
[Gecko CI (Treeherder)](https://treeherder.mozilla.org/#/jobs?repo=try&revision=5c1fbc71e72d87b8ac8b9db7a844fa3f253420ef)
[GitHub PR Head](https://wpt.fyi/results/?sha=75838599e87c120a5e2cc50bd1a5c0fed785f90a&label=pr_head)
[GitHub PR Base](https://wpt.fyi/results/?sha=75838599e87c120a5e2cc50bd1a5c0fed785f90a&label=pr_base)

## Details

### Firefox-only Failures
* [/css/css-color/parsing/color-computed-relative-color.html](https://wpt.live/css/css-color/parsing/color-computed-relative-color.html) [[wpt.fyi](https://wpt.fyi/results/css/css-color/parsing/color-computed-relative-color.html)]
  * Property color value 'lab(from lab(25 20 50) calc(l) calc(a) calc(b))': `FAIL`
  * Property color value 'lab(from lab(25 20 50 / 40%) calc(l) calc(a) calc(b) / calc(alpha))': `FAIL`
  * Property color value 'lab(from lab(none none none) l a b)': `FAIL`
  * Property color value 'lab(from lab(none none none / none) l a b / alpha)': `FAIL`
  * Property color value 'lab(from lab(25 none 50) l a b)': `FAIL`
  * Property color value 'lab(from lab(25 20 50 / none) l a b / alpha)': `FAIL`
  * Property color value 'oklab(from oklab(0.25 0.2 0.5) calc(l) calc(a) calc(b))': `FAIL`
  * Property color value 'oklab(from oklab(0.25 0.2 0.5 / 40%) calc(l) calc(a) calc(b) / calc(alpha))': `FAIL`
  * Property color value 'oklab(from oklab(none none none) l a b)': `FAIL`
  * Property color value 'oklab(from oklab(none none none / none) l a b / alpha)': `FAIL`
  * Property color value 'oklab(from oklab(0.25 none 0.5) l a b)': `FAIL`
  * Property color value 'oklab(from oklab(0.25 0.2 0.5 / none) l a b / alpha)': `FAIL`
  * Property color value 'lch(from color(display-p3 0 0 0) l c h / alpha)': `FAIL`
  * Property color value 'lch(from lch(0.7 45 30) calc(l) calc(c) calc(h))': `FAIL`
  * Property color value 'lch(from lch(0.7 45 30 / 40%) calc(l) calc(c) calc(h) / calc(alpha))': `FAIL`
  * Property color value 'lch(from lch(none none none) l c h)': `FAIL`
  * Property color value 'lch(from lch(none none none / none) l c h / alpha)': `FAIL`
  * Property color value 'lch(from lch(0.7 none 30) l c h)': `FAIL`
  * Property color value 'lch(from lch(0.7 45 30 / none) l c h / alpha)': `FAIL`
  * Property color value 'oklch(from color(display-p3 0 0 0) l c h / alpha)': `FAIL`
  * Property color value 'oklch(from oklch(0.7 0.45 30) calc(l) calc(c) calc(h))': `FAIL`
  * Property color value 'oklch(from oklch(0.7 0.45 30 / 40%) calc(l) calc(c) calc(h) / calc(alpha))': `FAIL`
  * Property color value 'oklch(from oklch(none none none) l c h)': `FAIL`
  * Property color value 'oklch(from oklch(none none none / none) l c h / alpha)': `FAIL`
  * Property color value 'oklch(from oklch(0.7 none 30) l c h)': `FAIL`
  * Property color value 'oklch(from oklch(0.7 0.45 30 / none) l c h / alpha)': `FAIL`
  * Property color value 'color(from color(srgb 0.7 0.5 0.3) srgb calc(r) calc(g) calc(b))': `FAIL`
  * Property color value 'color(from color(srgb 0.7 0.5 0.3 / 40%) srgb calc(r) calc(g) calc(b) / calc(alpha))': `FAIL`
  * Property color value 'color(from color(srgb none none none) srgb r g b)': `FAIL`
  * Property color value 'color(from color(srgb none none none / none) srgb r g b / alpha)': `FAIL`
  * Property color value 'color(from color(srgb 0.7 none 0.3) srgb r g b)': `FAIL`
  * Property color value 'color(from color(srgb 0.7 0.5 0.3 / none) srgb r g b / alpha)': `FAIL`
  * Property color value 'color(from color(srgb-linear 0.7 0.5 0.3) srgb-linear calc(r) calc(g) calc(b))': `FAIL`
  * Property color value 'color(from color(srgb-linear 0.7 0.5 0.3 / 40%) srgb-linear calc(r) calc(g) calc(b) / calc(alpha))': `FAIL`
  * Property color value 'color(from color(srgb-linear none none none) srgb-linear r g b)': `FAIL`
  * Property color value 'color(from color(srgb-linear none none none / none) srgb-linear r g b / alpha)': `FAIL`
  * Property color value 'color(from color(srgb-linear 0.7 none 0.3) srgb-linear r g b)': `FAIL`
  * Property color value 'color(from color(srgb-linear 0.7 0.5 0.3 / none) srgb-linear r g b / alpha)': `FAIL`
  * Property color value 'color(from color(a98-rgb 0.7 0.5 0.3) a98-rgb calc(r) calc(g) calc(b))': `FAIL`
  * Property color value 'color(from color(a98-rgb 0.7 0.5 0.3 / 40%) a98-rgb calc(r) calc(g) calc(b) / calc(alpha))': `FAIL`
  * Property color value 'color(from color(a98-rgb none none none) a98-rgb r g b)': `FAIL`
  * Property color value 'color(from color(a98-rgb none none none / none) a98-rgb r g b / alpha)': `FAIL`
  * Property color value 'color(from color(a98-rgb 0.7 none 0.3) a98-rgb r g b)': `FAIL`
  * Property color value 'color(from color(a98-rgb 0.7 0.5 0.3 / none) a98-rgb r g b / alpha)': `FAIL`
  * Property color value 'color(from color(rec2020 0.7 0.5 0.3) rec2020 calc(r) calc(g) calc(b))': `FAIL`
  * Property color value 'color(from color(rec2020 0.7 0.5 0.3 / 40%) rec2020 calc(r) calc(g) calc(b) / calc(alpha))': `FAIL`
  * Property color value 'color(from color(rec2020 none none none) rec2020 r g b)': `FAIL`
  * Property color value 'color(from color(rec2020 none none none / none) rec2020 r g b / alpha)': `FAIL`
  * Property color value 'color(from color(rec2020 0.7 none 0.3) rec2020 r g b)': `FAIL`
  * Property color value 'color(from color(rec2020 0.7 0.5 0.3 / none) rec2020 r g b / alpha)': `FAIL`
  * Property color value 'color(from color(prophoto-rgb 0.7 0.5 0.3) prophoto-rgb calc(r) calc(g) calc(b))': `FAIL`
  * Property color value 'color(from color(prophoto-rgb 0.7 0.5 0.3 / 40%) prophoto-rgb calc(r) calc(g) calc(b) / calc(alpha))': `FAIL`
  * Property color value 'color(from color(prophoto-rgb none none none) prophoto-rgb r g b)': `FAIL`
  * Property color value 'color(from color(prophoto-rgb none none none / none) prophoto-rgb r g b / alpha)': `FAIL`
  * Property color value 'color(from color(prophoto-rgb 0.7 none 0.3) prophoto-rgb r g b)': `FAIL`
  * Property color value 'color(from color(prophoto-rgb 0.7 0.5 0.3 / none) prophoto-rgb r g b / alpha)': `FAIL`
  * Property color value 'color(from color(display-p3 0.7 0.5 0.3) display-p3 calc(r) calc(g) calc(b))': `FAIL`
  * Property color value 'color(from color(display-p3 0.7 0.5 0.3 / 40%) display-p3 calc(r) calc(g) calc(b) / calc(alpha))': `FAIL`
  * Property color value 'color(from color(display-p3 none none none) display-p3 r g b)': `FAIL`
  * Property color value 'color(from color(display-p3 none none none / none) display-p3 r g b / alpha)': `FAIL`
  * Property color value 'color(from color(display-p3 0.7 none 0.3) display-p3 r g b)': `FAIL`
  * Property color value 'color(from color(display-p3 0.7 0.5 0.3 / none) display-p3 r g b / alpha)': `FAIL`
  * Property color value 'color(from color(xyz 7 -20.5 100) xyz calc(x) calc(y) calc(z))': `FAIL`
  * Property color value 'color(from color(xyz 7 -20.5 100 / 40%) xyz calc(x) calc(y) calc(z) / calc(alpha))': `FAIL`
  * Property color value 'color(from color(xyz none none none) xyz x y z)': `FAIL`
  * Property color value 'color(from color(xyz none none none / none) xyz x y z / alpha)': `FAIL`
  * Property color value 'color(from color(xyz 7 none 100) xyz x y z)': `FAIL`
  * Property color value 'color(from color(xyz 7 -20.5 100 / none) xyz x y z / alpha)': `FAIL`
  * Property color value 'color(from color(xyz-d50 7 -20.5 100) xyz-d50 calc(x) calc(y) calc(z))': `FAIL`
  * Property color value 'color(from color(xyz-d50 7 -20.5 100 / 40%) xyz-d50 calc(x) calc(y) calc(z) / calc(alpha))': `FAIL`
  * Property color value 'color(from color(xyz-d50 none none none) xyz-d50 x y z)': `FAIL`
  * Property color value 'color(from color(xyz-d50 none none none / none) xyz-d50 x y z / alpha)': `FAIL`
  * Property color value 'color(from color(xyz-d50 7 none 100) xyz-d50 x y z)': `FAIL`
  * Property color value 'color(from color(xyz-d50 7 -20.5 100 / none) xyz-d50 x y z / alpha)': `FAIL`
  * Property color value 'color(from color(xyz-d65 7 -20.5 100) xyz-d65 calc(x) calc(y) calc(z))': `FAIL`
  * Property color value 'color(from color(xyz-d65 7 -20.5 100 / 40%) xyz-d65 calc(x) calc(y) calc(z) / calc(alpha))': `FAIL`
  * Property color value 'color(from color(xyz-d65 none none none) xyz-d65 x y z)': `FAIL`
  * Property color value 'color(from color(xyz-d65 none none none / none) xyz-d65 x y z / alpha)': `FAIL`
  * Property color value 'color(from color(xyz-d65 7 none 100) xyz-d65 x y z)': `FAIL`
  * Property color value 'color(from color(xyz-d65 7 -20.5 100 / none) xyz-d65 x y z / alpha)': `FAIL`
  * Property color value 'lch(from color(srgb 0.25 0.5 0.75) l c h)': `FAIL`
  * Property color value 'lch(from var(--color) calc(l / 2) c h)': `FAIL`
  * Property color value 'lab(from var(--mycolor) l a b / calc(alpha * 0.8))': `FAIL`
  * Property color value 'lch(from peru calc(l * 0.8) c h)': `FAIL`

(See attachment for full changes)

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/462b4e97a79c
[wpt PR 45940] - [css-color] css/css-color/parsing/color-computed-relative-color.html assumes conversion to hwb is lossless, a=testonly

Comment 4

[Cristian Tuns]

https://hg.mozilla.org/mozilla-central/rev/462b4e97a79c