mirror of https://github.com/tc39/test262.git
36 lines
764 B
JavaScript
36 lines
764 B
JavaScript
// Copyright (C) 2021 Jamie Kyle. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
esid: sec-object.hasown
|
|
description: Object.hasOwn with symbol and @@toPrimitive conversion
|
|
info: |
|
|
Object.hasOwn ( _O_, _P_ )
|
|
|
|
1. Let _obj_ be ? ToObject(_O_).
|
|
1. Let _key_ be ? ToPropertyKey(_P_).
|
|
...
|
|
author: Jamie Kyle
|
|
features: [Symbol.toPrimitive, Object.hasOwn]
|
|
---*/
|
|
|
|
var obj = {};
|
|
var sym = Symbol();
|
|
|
|
var callCount = 0;
|
|
var wrapper = {};
|
|
wrapper[Symbol.toPrimitive] = function() {
|
|
callCount += 1;
|
|
return sym;
|
|
};
|
|
|
|
obj[sym] = 0;
|
|
|
|
assert.sameValue(
|
|
Object.hasOwn(obj, wrapper),
|
|
true,
|
|
"Returns true if symbol own property found"
|
|
);
|
|
|
|
assert.sameValue(callCount, 1, "toPrimitive method called exactly once");
|