1683480 - Permafailing /html/semantics/scripting-1/the-script-element/module/evaluation-order-1.html | Test evaluation order of modules - assert_array_equals: expected property 2 to be "microtask" but got "global-error" when Gecko 86 merges to Beta on 2021-01-25

Status: VERIFIED FIXED

(Core :: JavaScript Engine, defect)

Description

[Natalia Csoregi [:nataliaCs]]

[Tracking Requested - why for this release]:

Central as Beta: https://treeherder.mozilla.org/jobs?repo=try&group_state=expanded&selectedTaskRun=VV1rzb0dSTaYsfB8mF6nlw.0&revision=62ad42146edc9b9df0c0d6293359e5425eb13d8f&searchStr=wpt

Failure log: https://treeherder.mozilla.org/logviewer?job_id=325007413&repo=try&lineNumber=7605

[task 2020-12-19T12:19:27.380Z] 12:19:27 INFO - TEST-START | /html/semantics/scripting-1/the-script-element/module/evaluation-order-1.html
[task 2020-12-19T12:19:27.390Z] 12:19:27 INFO - Setting pref javascript.options.experimental.top_level_await (true)
[task 2020-12-19T12:19:27.392Z] 12:19:27 INFO - Closing window 556
[task 2020-12-19T12:19:27.587Z] 12:19:27 INFO - PID 15363 | JavaScript error: http://web-platform.test:8000/html/semantics/scripting-1/the-script-element/module/evaluation-order-1.mjs, line 5: Error: error
[task 2020-12-19T12:19:27.631Z] 12:19:27 INFO -
[task 2020-12-19T12:19:27.632Z] 12:19:27 INFO - TEST-UNEXPECTED-FAIL | /html/semantics/scripting-1/the-script-element/module/evaluation-order-1.html | Test evaluation order of modules - assert_array_equals: expected property 2 to be "microtask" but got "global-error" (expected array ["step-1-1", "step-1-2", "microtask", "global-error", "error", "script-load", "global-load"] got ["step-1-1", "step-1-2", "global-error", "error", "microtask", "script-load", "global-load"])
[task 2020-12-19T12:19:27.632Z] 12:19:27 INFO - globalThis.testDone<@http://web-platform.test:8000/html/semantics/scripting-1/the-script-element/module/evaluation-order-setup.mjs:18:22
[task 2020-12-19T12:19:27.632Z] 12:19:27 INFO - Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:2044:25
[task 2020-12-19T12:19:27.632Z] 12:19:27 INFO - Test.prototype.step_func_done/<@http://web-platform.test:8000/resources/testharness.js:2085:32
[task 2020-12-19T12:19:27.632Z] 12:19:27 INFO - @http://web-platform.test:8000/html/semantics/scripting-1/the-script-element/module/evaluation-order-1.html:9:55
[task 2020-12-19T12:19:27.632Z] 12:19:27 INFO - TEST-OK | /html/semantics/scripting-1/the-script-element/module/evaluation-order-1.html | took 247ms

Looks like a regression of Bug 1676612.
Yulia can you take a look please?
Thank you.

Comment 1

[Yulia Startsev [:yulia] OOO until July 2026]

Attachment: Bug 1683480 - TLA evaluation order tests fail on beta and release due to TLA being disabled on non-nightly builds

Comment 2

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/e79e5af79602
TLA evaluation order tests fail on beta and release due to TLA being disabled on non-nightly builds r=arai

Comment 3

[Alexandru Michis [:malexandru]]

https://hg.mozilla.org/mozilla-central/rev/e79e5af79602

Comment 4

[Cristina Coroiu [:ccoroiu]]

Verified as fixed with this beta sim:
https://treeherder.mozilla.org/jobs?repo=try&revision=ff3de401cdc7a8bd5040084462407ac7fc084142&searchStr=linux%2C18.04%2Cx64%2Cdevedition%2Copt%2Cweb%2Cplatform%2Ctests%2Ctest-linux1804-64-devedition%2Fopt-web-platform-tests-e10s%2Cwpt3&selectedTaskRun=bcNxqISES_GJbSbuTk3SUA.0