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// Copyright (C) 2020 Alexey Shvayka. 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-hasproperty-p
description: >
If "has" trap is null or undefined, [[HasProperty]] call is properly
forwarded to [[ProxyTarget]] (which is also a Proxy object).
info: |
[[HasProperty]] ( P )
[...]
5. Let target be O.[[ProxyTarget]].
6. Let trap be ? GetMethod(handler, "has").
7. If trap is undefined, then
a. Return ? target.[[HasProperty]](P).
features: [Proxy, Reflect]
---*/
var plainObject = {
get 0() {
return 1;
},
foo: 2,
set bar(_value) {},
};
var plainObjectTarget = new Proxy(plainObject, {});
var plainObjectProxy = new Proxy(plainObjectTarget, {
get: undefined,
});
assert(0 in Object.create(plainObjectProxy));
assert("foo" in plainObjectProxy);
assert(Reflect.has(plainObjectProxy, "bar"));
var arrayTarget = new Proxy([1, 2], {});
var arrayProxy = new Proxy(arrayTarget, {
get: undefined,
});
assert("length" in Object.create(arrayProxy));
assert("1" in arrayProxy);
assert(!("2" in arrayProxy));
reportCompare(0, 0);
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