controlled-dedicatedworker-postMessage.https.html

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This test has a WPT meta file that expects 2 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /service-workers/service-worker/controlled-dedicatedworker-postMessage.https.html - WPT Dashboard Interop Dashboard

<html>

<head>

<meta name="timeout" content="long">

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="resources/test-helpers.sub.js"></script>

</head>

<body>

<script>

// Scope only the dedicated worker scripts used by this test (scope matching is

// a prefix match). A broad scope such as 'resources' would make this worker

// intercept navigations made by other tests that run later in the same browser

// session.

const SCOPE = 'resources/controlled-worker-';

let registration;

promise_test(async (test) => {

    registration = await service_worker_unregister_and_register(

        test, "postMessage-client-worker.js", SCOPE);

    const worker = registration.installing || registration.waiting || registration.active;

    await wait_for_state(test, worker, "activated");

}, "Register service worker");

promise_test(async (test) => {

    const worker = new Worker('resources/controlled-worker-postMessage.js');

    const event = await new Promise((resolve, reject) => {

       test.step_timeout(() => reject("test timed out"), 3000);

       worker.onmessage = resolve;

});

    assert_equals(event.data, 0);

}, "Verify dedicated worker gets messages if setting event listener early");

promise_test(async (test) => {

    const worker = new Worker('resources/controlled-worker-late-postMessage.js?repeatMessages');

    const event = await new Promise((resolve, reject) => {

       test.step_timeout(() => reject("test timed out"), 3000);

       worker.onmessage = resolve;

});

    assert_not_equals(event.data, "No message received");

    assert_true(event.data > 0);

}, "Verify dedicated worker does not get all messages if not setting event listener early");

// Declared last so it runs after the tests above; leaves no registration

// behind for subsequent tests in the same browser session.

promise_test(async (test) => {

    await registration.unregister();

}, "Unregister service worker");

</script>

</body>

</html>