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!DOCTYPE html>
<!--
Tentative due to:
https://github.com/WICG/capability-delegation
-->
<title>Capability Delegation sender checks</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="resources/utils.js"></script>
<div>
Verifies that capability delegation related error checks in <a
href="https://wicg.github.io/capability-delegation/spec.html#monkey-patch-to-html-initiating-delegation">HTML
postMessage algorithm</a> are enforced correctly.
</div>
<iframe width="300px" height="50px"></iframe>
<script>
const frame = frames[0];
const message = "any_message";
const activate = false;
let capability_to_delegate;
promise_setup(async () => {
capability_to_delegate = await findOneCapabilitySupportingDelegation();
assert_true(!!capability_to_delegate, "The user agent supports delegating at least one capability");
});
promise_test(async () => {
try {
await postCapabilityDelegationMessage(frame, message, "/", "blah", activate);
assert_unreached();
} catch (exception) {
assert_equals(exception.name, "NotSupportedError");
}
}, "Delegating an unsupported capability throws an exception");
promise_test(async () => {
try {
await postCapabilityDelegationMessage(frame, message, "*", capability_to_delegate, activate);
assert_unreached();
} catch (exception) {
assert_equals(exception.name, "NotAllowedError");
}
}, "Delegating to targetOrigin='*' throws an exception");
promise_test(async () => {
try {
await postCapabilityDelegationMessage(frame, message, "/", capability_to_delegate, activate);
assert_unreached();
} catch (exception) {
assert_equals(exception.name, "NotAllowedError");
}
}, "Delegating without user activation throws an exception");
</script>
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