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

22 lines
554 B
JavaScript

// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 9.5.14
description: >
If trap is undefined, propagate the construct to the target object.
info: >
[[Construct]] ( argumentsList, newTarget)
7. If trap is undefined, then
b. Return Construct(target, argumentsList, newTarget).
---*/
function Target(arg) {
this.attr = arg;
}
var P = new Proxy(Target, {
construct: undefined
});
assert.sameValue((new P("foo")).attr, "foo");