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<!DOCTYPE html>
<title>SharedWorker extendedLifetime</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/utils.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script>
let request_id = 0;
const connectToSharedWorker = async () => {
await window.pageShowPromise;
window.worker = new SharedWorker(
'/workers/tentative/resources/shared-worker-memory.js',
{extendedLifetime: true});
worker.port.start();
};
const postAndWait = async (data) => {
return new Promise(resolve => {
const listener = event => {
if (event.data.reqid !== data.reqid) {
return;
}
worker.port.removeEventListener('message', listener);
resolve(event.data);
};
worker.port.addEventListener('message', listener);
worker.port.postMessage(data);
});
};
promise_test(async t => {
// SharedWorker is started with the extendedLifetime option.
// random message is stored there, which can be read later.
const uuid = token();
const ctx = new RemoteContext(token());
const popup = window.open(remoteExecutorUrl(ctx.context_id));
await ctx.execute_script(connectToSharedWorker);
const popup_response = await ctx.execute_script(postAndWait, [{
reqid: request_id++,
op: 'store',
data: uuid,
}]);
assert_equals(popup_response.status, 'OK');
popup.close();
// Wait for a second.
await new Promise(resolve => setTimeout(resolve, 1));
const ctx2 = new RemoteContext(token());
const popup2 = window.open(remoteExecutorUrl(ctx2.context_id));
await ctx2.execute_script(connectToSharedWorker);
const popup2_response = await ctx2.execute_script(postAndWait, [{
reqid: request_id++,
op: 'load',
}]);
assert_equals(popup2_response.status, 'OK');
assert_equals(popup2_response.data, uuid);
}, "SharedWorker lifetime should be extended with extendedLifetime");
</script>
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