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Test Info: Warnings
- This test has a WPT meta file that expects 5 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /domxpath/resolver-callback-interface-cross-realm.tentative.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>Cross-realm XPathNSResolver throws TypeError of its associated Realm</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<iframe name="evaluateGlobalObject" src="resources/empty-document.html"></iframe>
<iframe name="resolverGlobalObject" src="resources/empty-document.html"></iframe>
<iframe name="lookupNamespaceURIGlobalObject" src="resources/empty-document.html"></iframe>
<iframe name="relevantGlobalObject" src="resources/empty-document.html"></iframe>
<iframe name="incumbentGlobalObject" src="resources/empty-document.html"></iframe>
<script>
setup({ allow_uncaught_exception: true });
const expectedDOMExceptionType = "NAMESPACE_ERR";
test_onload(() => {
const resolver = new resolverGlobalObject.Object;
assert_reports_exception(() => {
assert_throws_dom(expectedDOMExceptionType, evaluateGlobalObject.DOMException, bind_evaluate(resolver));
});
}, "XPathNSResolver is cross-realm plain object without 'lookupNamespaceURI' property");
test_onload(() => {
const resolver = new resolverGlobalObject.Object;
resolver.lookupNamespaceURI = new lookupNamespaceURIGlobalObject.Object;
assert_reports_exception(() => {
assert_throws_dom(expectedDOMExceptionType, evaluateGlobalObject.DOMException, bind_evaluate(resolver));
});
}, "XPathNSResolver is cross-realm plain object with non-callable 'lookupNamespaceURI' property");
test_onload(() => {
const { proxy, revoke } = resolverGlobalObject.Proxy.revocable(new resolverGlobalObject.Object, {});
revoke();
assert_reports_exception(() => {
assert_throws_dom(expectedDOMExceptionType, evaluateGlobalObject.DOMException, bind_evaluate(proxy));
});
}, "XPathNSResolver is cross-realm non-callable revoked Proxy");
test_onload(() => {
const { proxy, revoke } = resolverGlobalObject.Proxy.revocable(new resolverGlobalObject.Function, {});
revoke();
assert_reports_exception(() => {
assert_throws_dom(expectedDOMExceptionType, evaluateGlobalObject.DOMException, bind_evaluate(proxy));
});
}, "XPathNSResolver is cross-realm callable revoked Proxy");
test_onload(() => {
const { proxy, revoke } = lookupNamespaceURIGlobalObject.Proxy.revocable(new lookupNamespaceURIGlobalObject.Function, {});
revoke();
const resolver = new resolverGlobalObject.Object;
resolver.lookupNamespaceURI = proxy;
assert_reports_exception(() => {
assert_throws_dom(expectedDOMExceptionType, evaluateGlobalObject.DOMException, bind_evaluate(resolver));
});
}, "XPathNSResolver is cross-realm plain object with revoked Proxy as 'lookupNamespaceURI' property");
function test_onload(fn, desc) {
async_test(t => { window.addEventListener("load", t.step_func_done(fn)); }, desc);
}
function assert_reports_exception(fn) {
let error;
const onErrorHandler = event => {
error = event.error;
event.preventDefault();
};
resolverGlobalObject.addEventListener("error", onErrorHandler);
fn();
resolverGlobalObject.removeEventListener("error", onErrorHandler);
assert_equals(typeof error, "object");
assert_equals(error.constructor, evaluateGlobalObject.TypeError);
}
function bind_evaluate(resolver) {
const boundEvaluate = new incumbentGlobalObject.Function("evaluate", "relevantDocument", "resolver", `
evaluate.call(relevantDocument, "/foo:bar", relevantDocument.documentElement, resolver);
`);
return () => {
boundEvaluate(evaluateGlobalObject.document.evaluate, relevantGlobalObject.document, resolver);
};
}
</script>