test262/test/built-ins/Proxy/construct/trap-is-undefined-proto-fro...

35 lines
1.1 KiB
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-proxy-object-internal-methods-and-internal-slots-construct-argumentslist-newtarget
es6id: 9.5.14
description: >
If trap is undefined, propagate the construct to the target object,
honoring the Realm of the newTarget value
info: >
[[Construct]] ( argumentsList, newTarget)
7. If trap is undefined, then
b. Return Construct(target, argumentsList, 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: [Reflect]
---*/
var other = $.createRealm().global;
var C = new other.Function();
C.prototype = null;
var P = new Proxy(function() {}, {});
var p = Reflect.construct(P, [], C);
assert.sameValue(Object.getPrototypeOf(p), other.Object.prototype);