From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- .../keys/proxy-non-enumerable-prop-invariant-3.js | 57 ++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 js/src/tests/test262/built-ins/Object/keys/proxy-non-enumerable-prop-invariant-3.js (limited to 'js/src/tests/test262/built-ins/Object/keys/proxy-non-enumerable-prop-invariant-3.js') diff --git a/js/src/tests/test262/built-ins/Object/keys/proxy-non-enumerable-prop-invariant-3.js b/js/src/tests/test262/built-ins/Object/keys/proxy-non-enumerable-prop-invariant-3.js new file mode 100644 index 0000000000..d1d73af448 --- /dev/null +++ b/js/src/tests/test262/built-ins/Object/keys/proxy-non-enumerable-prop-invariant-3.js @@ -0,0 +1,57 @@ +// Copyright (C) 2019 Alexey Shvayka. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-object.keys +description: > + Proxy [[OwnPropertyKeys]] trap does not skip non-enumerable keys when validating invariant: + * If the target object is not extensible, then the result List must contain all the keys of + the own properties of the target object and no other values. +info: | + Object.keys ( O ) + + ... + 2. Let nameList be ? EnumerableOwnPropertyNames(obj, "key"). + + EnumerableOwnPropertyNames ( O, kind ) + + ... + 2. Let ownKeys be ? O.[[OwnPropertyKeys]](). + + [[OwnPropertyKeys]] ( ) + + ... + 11. Let targetKeys be ? target.[[OwnPropertyKeys]](). + 16. For each element key of targetKeys, do + a. Let desc be ? target.[[GetOwnProperty]](key). + b. If desc is not undefined and desc.[[Configurable]] is false, then + ... + c. Else, + i. Append key as an element of targetConfigurableKeys. + ... + 18. Let uncheckedResultKeys be a new List which is a copy of trapResult. + ... + 22. If uncheckedResultKeys is not empty, throw a TypeError exception. +features: [Proxy] +---*/ + +var target = {}; +Object.defineProperty(target, 'prop', { + value: 3, + writable: true, + enumerable: false, + configurable: true, +}); + +var proxy = new Proxy(target, { + ownKeys: function() { + return ['prop']; + }, +}); + +Object.preventExtensions(target); + +var keys = Object.keys(proxy); +assert.sameValue(keys.length, 0); + +reportCompare(0, 0); -- cgit v1.2.3