Summary

Harness status: Error

Test named 'Messages from ServiceWorker to Client only received after DOMContentLoaded event.' specified 1 'cleanup' function, and 1 failed.
TypeError: Cannot read properties of undefined (reading 'unregister')
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/service-workers/service-worker/postmessage-to-client-message-queue.https.html:56:38
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:3027:34
    at forEach (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4663:26)
    at Test.cleanup (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:3022:9)
    at Test.done (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2986:14)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2653:18)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2689:35

Found 5 tests

Details

ResultTest NameMessage
FailMessages from ServiceWorker to Client only received after DOMContentLoaded event.promise_test: Unhandled rejection with value: object "TypeError: Cannot read properties of undefined (reading 'installing')"
Error
    at get_stack (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4571:21)
    at new AssertionError (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4564:22)
    at assert (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:4548:19)
    at Test.<anonymous> (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:764:29)
    at Test.step (https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2642:25)
    at https://xn--n8j6ds53lwwkrqhv28a.wpt.live/resources/testharness.js:2689:35
Asserts runNo asserts ran
Not RunMessages from ServiceWorker to Client only received after calling startMessages().
Asserts runNo asserts ran
Not RunMessages from ServiceWorker to Client only received after setting onmessage.
Asserts runNo asserts ran
Not RunMicrotasks run before dispatching messages after calling startMessages().
Asserts runNo asserts ran
Not RunMicrotasks run before dispatching messages after setting onmessage.
Asserts runNo asserts ran