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// Copyright (C) 2016 Jordan Harband. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: Object.getOwnPropertyDescriptors should perform observable operations in the correct order
esid: sec-object.getownpropertydescriptors
author: Jordan Harband
features: [Proxy]
includes: [proxyTrapsHelper.js]
---*/
var log = "";
var object = {
a: 0,
b: 0,
c: 0
};
var handler = allowProxyTraps({
getOwnPropertyDescriptor: function(target, propertyKey) {
assert.sameValue(target, object, "getOwnPropertyDescriptor");
log += "|getOwnPropertyDescriptor:" + propertyKey;
return Object.getOwnPropertyDescriptor(target, propertyKey);
},
ownKeys: function(target) {
assert.sameValue(target, object, "ownKeys");
log += "|ownKeys";
return Object.getOwnPropertyNames(target);
}
});
var check = allowProxyTraps({
get: function(target, propertyKey, receiver) {
assert(propertyKey in target, "handler check: " + propertyKey);
return target[propertyKey];
}
});
var proxy = new Proxy(object, new Proxy(handler, check));
var result = Object.getOwnPropertyDescriptors(proxy);
assert.sameValue(log, "|ownKeys|getOwnPropertyDescriptor:a|getOwnPropertyDescriptor:b|getOwnPropertyDescriptor:c", 'log');
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