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<html>
<head>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/test-helpers.sub.js"></script>
</head>
<body>
<script>
promise_test(async (test) => {
const registration = await navigator.serviceWorker.register("postMessage-client-worker.js", { scope : 'resources' });
activeWorker = registration.active;
if (activeWorker)
return;
activeWorker = registration.installing;
await new Promise(resolve => {
activeWorker.addEventListener('statechange', () => {
if (activeWorker.state === "activated")
resolve();
});
});
}, "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");
</script>
</body>
</html>
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