// Copyright (C) 2022 Chengzhong Wu. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-wrappedfunctioncreate
description: >
WrappedFunctionCreate throws a TypeError if the accessing target's property may throw.
info: |
WrappedFunctionCreate ( callerRealm: a Realm Record, Target: a function object, )
...
7. Let result be CopyNameAndLength(wrapped, Target).
...
CopyNameAndLength ( F: a function object, Target: a function object, optional prefix: a String, optional argCount: a Number, )
...
3. Let targetHasLength be ? HasOwnProperty(Target, "length").
4. If targetHasLength is true, then
a. Let targetLen be ? Get(Target, "length").
...
6. Let targetName be ? Get(Target, "name").
features: [ShadowRealm]
---*/
assert.sameValue(
typeof ShadowRealm.prototype.evaluate,
'function',
'This test must fail if ShadowRealm.prototype.evaluate is not a function'
);
const r = new ShadowRealm();
assert.throws(TypeError, () => r.evaluate(`
const revocable = Proxy.revocable(() => {}, {});
revocable.revoke();
revocable.proxy;
`), 'TypeError on wrapping a revoked callable proxy');
assert.throws(TypeError, () => r.evaluate(`
const fn = () => {};
Object.defineProperty(fn, 'name', {
get() {
throw new Error();
},
});
fn;
`), 'TypeError on wrapping a fn with throwing name accessor');
assert.throws(TypeError, () => r.evaluate(`
const fn = () => {};
Object.defineProperty(fn, 'length', {
get() {
throw new Error();
},
});
fn;
`), 'TypeError on wrapping a fn with throwing length accessor');
assert.throws(TypeError, () => r.evaluate(`
const proxy = new Proxy(() => {}, {
getOwnPropertyDescriptor(target, key) {
throw new Error();
},
});
proxy;
`), 'TypeError on wrapping a callable proxy with throwing getOwnPropertyDescriptor trap');