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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /webidl/ecmascript-binding/invalid-this-value-cross-realm.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>Cross-realm getter / setter / operation doesn't use lexical global object to throw an error for incompatible |this| value</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support/create-realm.js"></script>
<body>
<script>
promise_test(async t => {
const other = await createRealm(t);
const notElement = Object.create(other.HTMLElement.prototype);
assert_throws_js(other.TypeError, () => { Object.create(other.document).head; });
assert_throws_js(other.TypeError, () => { Object.getOwnPropertyDescriptor(other.HTMLElement.prototype, "title").get.call(notElement); });
assert_throws_js(other.TypeError, () => { Reflect.get(other.document.createElement("div"), "hidden", notElement); });
assert_throws_js(other.TypeError, () => { new Proxy(other.text, {}).nodeType; });
}, "Cross-realm getter throws when called on incompatible object");
promise_test(async t => {
const other = await createRealm(t);
const notElement = Object.create(other.HTMLElement.prototype);
const notText = Object.create(other.Text.prototype);
assert_throws_js(other.TypeError, () => { Object.create(other.element).innerHTML = ""; });
assert_throws_js(other.TypeError, () => { Object.getOwnPropertyDescriptor(other.HTMLElement.prototype, "onclick").set.call(notElement, null); });
assert_throws_js(other.TypeError, () => { Reflect.set(new other.Text("foo"), "data", "foo", notText); });
assert_throws_js(other.TypeError, () => { new Proxy(other.document, {}).title = ""; });
}, "Cross-realm setter throws when called on incompatible object");
promise_test(async t => {
const other = await createRealm(t);
const notDocument = Object.create(other.HTMLDocument.prototype);
const notText = Object.create(other.Text.prototype);
assert_throws_js(other.TypeError, () => { Object.create(other.element).click(); });
assert_throws_js(other.TypeError, () => { other.document.querySelector.call(notDocument, "*"); });
assert_throws_js(other.TypeError, () => { Reflect.apply(other.text.remove, notText, []); });
assert_throws_js(other.TypeError, () => { new Proxy(other.document.createElement("a"), {}).addEventListener("foo", () => {}); });
}, "Cross-realm operation throws when called on incompatible object");
</script>