diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/tests/test262/built-ins/Object/keys/proxy-non-enumerable-prop-invariant-1.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/Object/keys/proxy-non-enumerable-prop-invariant-1.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Object/keys/proxy-non-enumerable-prop-invariant-1.js | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/keys/proxy-non-enumerable-prop-invariant-1.js b/js/src/tests/test262/built-ins/Object/keys/proxy-non-enumerable-prop-invariant-1.js new file mode 100644 index 0000000000..39c2e4294f --- /dev/null +++ b/js/src/tests/test262/built-ins/Object/keys/proxy-non-enumerable-prop-invariant-1.js @@ -0,0 +1,56 @@ +// 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: + * The result List must contain the keys of all non-configurable own properties of + the target object. +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]](). + ... + 15. Let targetNonconfigurableKeys be a new empty List. + 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 + i. Append key as an element of targetNonconfigurableKeys. + ... + 18. Let uncheckedResultKeys be a new List which is a copy of trapResult. + 19. For each key that is an element of targetNonconfigurableKeys, do + a. If key is not an element of uncheckedResultKeys, throw a TypeError exception. +features: [Proxy] +---*/ + +var target = {}; +Object.defineProperty(target, 'prop', { + value: 1, + writable: true, + enumerable: false, + configurable: false, +}); + +var proxy = new Proxy(target, { + ownKeys: function() { + return []; + }, +}); + +assert.throws(TypeError, function() { + Object.keys(proxy); +}); + +reportCompare(0, 0); |