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<!DOCTYPE html>
<title>Test WebUSB navigator.usb.requestDevice()</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 () => {
const frame = attachFencedFrameContext();
await frame.execute(async () => {
// Request USB access inside the fenced frame. It should fail.
// https://github.com/shivanigithub/fenced-frame#security-considerations.
try {
await navigator.usb.requestDevice({ filters: [{ vendorId: 0}] });
throw 'The USB request should not succeed.';
} catch (e) {
assert_equals(e.name, 'SecurityError');
assert_equals(e.message,
"Failed to execute 'requestDevice' on 'USB': " +
'Access to the feature "usb" is disallowed by permissions policy.',
'Fenced frame has the right error for usb.requestDevice.');
}
});
}, 'navigator.usb.requestDevice');
</script>
</body>
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