1860257 - Perma /html/dom/idlharness.https.html?include=HTML.* | HTMLIFrameElement interface: attribute loading - assert_true: The prototype object must have a property "loading" expected true got false when Gecko 120 merges to Beta on 2023-10-23

Status: VERIFIED FIXED

(Core :: DOM: Core & HTML, defect)

Description

[Cristian Tuns]

Central-as-beta simulation:
How to run these simulations:
Failure log

[task 2023-10-20T10:55:55.284Z] 10:55:55     INFO - TEST-PASS | /html/dom/idlharness.https.html?include=HTML.* | HTMLIFrameElement interface: attribute referrerPolicy 
[task 2023-10-20T10:55:55.284Z] 10:55:55     INFO - TEST-UNEXPECTED-FAIL | /html/dom/idlharness.https.html?include=HTML.* | HTMLIFrameElement interface: attribute loading - assert_true: The prototype object must have a property "loading" expected true got false
[task 2023-10-20T10:55:55.284Z] 10:55:55     INFO - IdlInterface.prototype.test_member_attribute/<@https://web-platform.test:8443/resources/idlharness.js:2217:24
[task 2023-10-20T10:55:55.284Z] 10:55:55     INFO - Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2599:25
[task 2023-10-20T10:55:55.284Z] 10:55:55     INFO - IdlInterface.prototype.test_member_attribute@https://web-platform.test:8443/resources/idlharness.js:2164:12
[task 2023-10-20T10:55:55.284Z] 10:55:55     INFO - IdlInterface.prototype.test_members@https://web-platform.test:8443/resources/idlharness.js:2706:22
[task 2023-10-20T10:55:55.284Z] 10:55:55     INFO - IdlInterface.prototype.test@https://web-platform.test:8443/resources/idlharness.js:1442:10
[task 2023-10-20T10:55:55.284Z] 10:55:55     INFO - IdlArray.prototype.test@https://web-platform.test:8443/resources/idlharness.js:748:28
[task 2023-10-20T10:55:55.285Z] 10:55:55     INFO - idl_test/</<@https://web-platform.test:8443/resources/idlharness.js:3529:31
[task 2023-10-20T10:55:55.289Z] 10:55:55     INFO - ..........
[task 2023-10-20T10:55:55.289Z] 10:55:55     INFO - TEST-PASS | /html/dom/idlharness.https.html?include=HTML.* | Stringification of document.createElement("iframe") 

Hello Oliver, can you please take a look at this?

Comment 1

[Oliver Medhurst [:canadahonk]]

Attachment: Bug 1860257 - Enable iframe lazy loading inside WPT idlharness meta

The pref is nightly only now, and was not added here when switched
initially, causing future beta failures.

Comment 2

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/4b8cd756768a
Enable iframe lazy loading inside WPT idlharness meta r=dom-core,hsivonen

Comment 3

[Sandor Molnar[:smolnar]]

https://hg.mozilla.org/mozilla-central/rev/4b8cd756768a

Comment 4

[Pulsebot]

https://hg.mozilla.org/releases/mozilla-beta/rev/9147631bf32f

Comment 5

[Norisz Fay [:noriszfay]]

Verified fixed as of latest central as beta-sim

Comment 6

[Intermittent Failures Robot]

12 failures in 3657 pushes (0.003 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• try: 1
• mozilla-beta: 11

Platform and build breakdown:

• macosx1015-64-devedition-qr: 1
  • opt: 1
• linux1804-64-qr: 5
  • debug: 5
• windows11-64-2009-qr: 2
  • debug: 2
• android-em-7-0-x86_64-shippable-qr: 1
  • opt: 1
• android-em-7-0-x86_64-shippable-lite-qr: 1
  • opt: 1
• linux1804-32-shippable-qr: 1
  • opt: 1
• windows11-64-2009-shippable-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1860257&startday=2023-10-23&endday=2023-10-29&tree=all