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Test Info: Warnings
- This test has a WPT meta file that expects 1 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /fenced-frame/shared-workers.https.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<title>Test shared workers aren't shared across fenced frame boundaries.</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 src="resources/utils.js"></script>
<body>
<script>
promise_test(async(t) => {
const fencedframe = await attachFencedFrameContext();
const worker = new SharedWorker(
"/fenced-frame/resources/shared-worker.js");
const messagePromise = new Promise((resolve, reject) => {
worker.port.onmessage = evt => {
// The main frame should not get a postMessage from the fenced frame's
// SharedWorker, even though the main frame and fenced frame are
// same-origin to each other.
reject();
};
});
await fencedframe.execute(async () => {
// The worker will take anything postMessaged to it and postMessage it to
// all registered ports.
const worker = new SharedWorker(
"/fenced-frame/resources/shared-worker.js");
worker.port.postMessage("message");
await new Promise((resolve) => {
// Sanity check that the postMessage() is making to the fenced frame.
worker.port.onmessage = evt => {
resolve();
};
});
});
const timeout = new Promise(r => t.step_timeout(r, 1000));
await Promise.race([messagePromise, timeout]);
}, 'Shared workers should not be shared across fenced frame boundaries');
</script>
</body>