Container Timing: observe containertiming attribute with an image that is not its child

Summary

Harness status: OK

Found 1 tests

1 Fail

Details

Result

Test Name

Message

Fail

Containertiming observed without paintable contents and an image outside does not report observations.

assert_implements: PerformanceContainerTiming is not implemented undefined

    at Test.<anonymous> (https://www2.wpt.live/container-timing/tentative/img-not-child-of-container-timing.html:16:5)
    at Test.step (https://www2.wpt.live/resources/testharness.js:2642:25)
    at async_test (https://www2.wpt.live/resources/testharness.js:681:34)
    at https://www2.wpt.live/container-timing/tentative/img-not-child-of-container-timing.html:15:3

Asserts run

Fail	assert_implements(undefined, "PerformanceContainerTiming is not implemented") at Test.<anonymous> ( /container-timing/tentative/img-not-child-of-container-timing.html:16:5)