From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 16:29:10 +0200 Subject: Adding upstream version 86.0.1. Signed-off-by: Daniel Baumann --- .../trap-is-missing-target-is-proxy.js | 33 ++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 js/src/tests/test262/built-ins/Proxy/isExtensible/trap-is-missing-target-is-proxy.js (limited to 'js/src/tests/test262/built-ins/Proxy/isExtensible/trap-is-missing-target-is-proxy.js') diff --git a/js/src/tests/test262/built-ins/Proxy/isExtensible/trap-is-missing-target-is-proxy.js b/js/src/tests/test262/built-ins/Proxy/isExtensible/trap-is-missing-target-is-proxy.js new file mode 100644 index 0000000000..266db31b77 --- /dev/null +++ b/js/src/tests/test262/built-ins/Proxy/isExtensible/trap-is-missing-target-is-proxy.js @@ -0,0 +1,33 @@ +// 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-isextensible +description: > + If "isExtensible" trap is null or undefined, [[IsExtensible]] call is + properly forwarded to [[ProxyTarget]] (which is also a Proxy object). +info: | + [[IsExtensible]] ( ) + + [...] + 4. Let target be O.[[ProxyTarget]]. + 5. Let trap be ? GetMethod(handler, "isExtensible"). + 6. If trap is undefined, then + a. Return ? IsExtensible(target). + + IsExtensible ( O ) + + 1. Assert: Type(O) is Object. + 2. Return ? O.[[IsExtensible]](). +features: [Proxy] +---*/ + +var regExp = /(?:)/g; +Object.preventExtensions(regExp); + +var regExpTarget = new Proxy(regExp, {}); +var regExpProxy = new Proxy(regExpTarget, {}); + +assert(!Object.isExtensible(regExpProxy)); + +reportCompare(0, 0); -- cgit v1.2.3