test262/test/built-ins/RegExp/proto-from-ctor-realm.js

32 lines
957 B
JavaScript

// Copyright (C) 2016 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-boolean-constructor-boolean-value
es6id: 19.2.3.1
description: Default [[Prototype]] value derived from realm of the newTarget
info: |
[...]
2. If NewTarget is not undefined, let newTarget be NewTarget.
[...]
7. Let O be ? RegExpAlloc(newTarget).
[...]
9.1.14 GetPrototypeFromConstructor
[...]
3. Let proto be ? Get(constructor, "prototype").
4. If Type(proto) is not Object, then
a. Let realm be ? GetFunctionRealm(constructor).
b. Let proto be realm's intrinsic object named intrinsicDefaultProto.
[...]
features: [cross-realm, Reflect]
---*/
var other = $262.createRealm().global;
var C = new other.Function();
C.prototype = null;
var o = Reflect.construct(RegExp, [], C);
assert.sameValue(Object.getPrototypeOf(o), other.RegExp.prototype);