LongTask Timing: long task in cross-origin sibling iframe

Summary

Harness status: OK

Found 1 tests

1 Fail

Details

Result

Test Name

Message

Fail

Performance longtask entries from cross-origin iframe are observable in its sibling.

assert_equals: expected "cross-origin-unreachable" but got "same-origin"

    at Test.<anonymous> (https://www1.wpt.live/longtask-timing/longtask-in-sibling-iframe-crossorigin.html:19:7)
    at Test.step (https://www1.wpt.live/resources/testharness.js:2642:25)
    at https://www1.wpt.live/resources/testharness.js:2689:35

Asserts run

Pass

assert_implements(function "function PerformanceLongTaskTiming() { [native code] }", "Longtasks are not supported.")
    at Test.<anonymous> ( /longtask-timing/longtask-in-sibling-iframe-crossorigin.html:16:5)

Pass

assert_equals("longtask", "longtask")
    at Test.<anonymous> ( /longtask-timing/longtask-in-sibling-iframe-crossorigin.html:18:7)

Fail

assert_equals("same-origin", "cross-origin-unreachable")
    at Test.<anonymous> ( /longtask-timing/longtask-in-sibling-iframe-crossorigin.html:19:7)