File: invalid-this-value-cross-realm.html

package info (click to toggle)
thunderbird 1%3A140.3.1esr-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 4,608,628 kB
  • sloc: cpp: 7,671,698; javascript: 5,901,131; ansic: 3,898,955; python: 1,413,270; xml: 653,997; asm: 462,284; java: 180,948; sh: 113,489; makefile: 20,460; perl: 14,288; objc: 13,059; yacc: 4,583; pascal: 3,352; lex: 1,720; ruby: 1,222; exp: 762; sql: 715; awk: 580; php: 436; lisp: 430; sed: 70; csh: 10
file content (45 lines) | stat: -rw-r--r-- 2,633 bytes parent folder | download | duplicates (15)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
<!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>
<link rel="help" href="https://webidl.spec.whatwg.org/#dfn-attribute-getter">
<link rel="help" href="https://webidl.spec.whatwg.org/#dfn-attribute-setter">
<link rel="help" href="https://webidl.spec.whatwg.org/#dfn-create-operation-function">

<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>