1844586 - [wpt-sync] Sync PR 41126 - Implement `Sec-CH-Prefers-Reduced-Transparency`

Status: RESOLVED FIXED

(Testing :: web-platform-tests, task, P4)

Description

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

Sync web-platform-tests PR 41126 into mozilla-central (this bug is closed when the sync is complete).

PR: https://github.com/web-platform-tests/wpt/pull/41126
Details from upstream follow.

Luke Warlow <[e-mail]> wrote:

Implement Sec-CH-Prefers-Reduced-Transparency

The Sec-CH-Prefers-Reduced-Transparency client hint is modeled after
the prefers-reduced-transparency user preference media feature as
defined in Media Queries 5.

Intent to prototype: https://groups.google.com/a/chromium.org/g/blink-dev/c/GFHrc2-lOo8

Bug: 1466423
Change-Id: I7b1e37d879dcc05b19475ba184daf28275d6ae9e
Reviewed-on: https://chromium-review.googlesource.com/4705483
WPT-Export-Revision: a0fef2dfce56910f239f3b3afdf0f7726aae81ba

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=06e08cb6b7d6b8ac57a16951cd4cdeae1ae0e343

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 25 tests and 1 subtests

Status Summary

Firefox

OK : 25
PASS : 12
FAIL : 23

Chrome

OK : 25
PASS : 22
FAIL : 13

Safari

OK : 24
PASS : 11
FAIL : 23
TIMEOUT: 2

Links

Gecko CI (Treeherder)
GitHub PR Head
GitHub PR Base

Details

New Tests That Don't Pass

• /client-hints/accept-ch/answers.sub.https.html [wpt.fyi]
  • Accept-CH header test: FAIL (Chrome: PASS, Safari: FAIL)
• /client-hints/accept-ch/feature-policy.sub.https.html [wpt.fyi]
  • Accept-CH header test: FAIL (Chrome: PASS, Safari: FAIL)
  • Cross-Origin Accept-CH header test: FAIL (Chrome: PASS, Safari: FAIL)
• /client-hints/accept-ch/no-feature-policy.sub.https.html [wpt.fyi]
  • Accept-CH header test: FAIL (Chrome: PASS, Safari: FAIL)
• /client-hints/accept-ch/feature-policy-navigation/feature-policy.https.html [wpt.fyi]
  • Client hints loaded on cross-origin iframe request with feature policy.: FAIL (Chrome: PASS, Safari: FAIL)
  • Client hints loaded on same-origin iframe request with feature policy.: FAIL (Chrome: FAIL, Safari: FAIL)
  • Client hints loaded on cross-origin iframe request with feature policy after attempting to set independently.: FAIL (Chrome: PASS, Safari: FAIL)
• /client-hints/accept-ch/feature-policy-navigation/no-feature-policy.https.html [wpt.fyi]
  • Client hints not loaded on cross-origin iframe request with no feature policy.: FAIL (Chrome: PASS, Safari: FAIL)
  • Client hints loaded on same-origin iframe request with no feature policy.: FAIL (Chrome: FAIL, Safari: FAIL)
  • Client hints loaded on cross-origin iframe request with allow list.: FAIL (Chrome: PASS, Safari: FAIL)
  • Client hints loaded on same-origin iframe request with allow list.: FAIL (Chrome: FAIL, Safari: FAIL)
• /client-hints/accept-ch-change.https.html [wpt.fyi]
  • Accept-CH changes based on header: FAIL (Chrome: FAIL, Safari: TIMEOUT)
• /client-hints/http-equiv-accept-ch-iframe.https.html [wpt.fyi]
  • Client hints loaded on same-origin iframe should include hints with a default permissions policy ofself and *, but the http-equiv meta tag has a bug and it doesn't impact iframes.: FAIL (Chrome: FAIL, Safari: FAIL)
  • Client hints loaded on cross-origin iframe only include hints with a default permissions policy of *.: FAIL (Chrome: PASS, Safari: FAIL)
• /client-hints/http-equiv-accept-ch-merge.https.html [wpt.fyi]
  • Accept-CH header test: FAIL (Chrome: FAIL, Safari: FAIL)
• /client-hints/meta-equiv-delegate-ch-iframe.https.html [wpt.fyi]
  • Client hints loaded on same-origin iframe include hints with a default permissions policy of self and *.: FAIL (Chrome: PASS, Safari: FAIL)
  • Client hints loaded on cross-origin iframe only include hints with a default permissions policy of *.: FAIL (Chrome: PASS, Safari: FAIL)
• /client-hints/meta-equiv-delegate-ch-merge.https.html [wpt.fyi]
  • Delegate-CH header test: FAIL (Chrome: FAIL, Safari: FAIL)
• /client-hints/sandbox/iframe-csp-same-origin.https.html [wpt.fyi]
  • CSP sandboxed iframe with same-origin flag does send client hint headers: FAIL (Chrome: FAIL, Safari: FAIL)
• /client-hints/sandbox/iframe-csp.https.html [wpt.fyi]
  • CSP sandboxed iframe does not send client hint headers: FAIL (Chrome: PASS, Safari: FAIL)
• /client-hints/sandbox/iframe-popups-escape-sandbox.https.html [wpt.fyi]
  • popup from sandboxed iframe with allow-popups-to-escape-sandbox flag does send client hint headers: FAIL (Chrome: PASS, Safari: FAIL)
• /client-hints/sandbox/iframe-same-origin.https.html [wpt.fyi]
  • Same origin sandboxed iframe with allow-same-origin flag does send client hint headers: FAIL (Chrome: FAIL, Safari: FAIL)
• /client-hints/sandbox/iframe.https.html [wpt.fyi]
  • sandboxed iframe does not send client hint headers: FAIL (Chrome: PASS, Safari: FAIL)

Comment 3

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/1f03a91ff5a8
[wpt PR 41126] - Implement `Sec-CH-Prefers-Reduced-Transparency`, a=testonly

Comment 4

[Cosmin Sabou [:CosminS]]

https://hg.mozilla.org/mozilla-central/rev/1f03a91ff5a8