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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/built-ins/Proxy/isExtensible/trap-is-undefined.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/Proxy/isExtensible/trap-is-undefined.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Proxy/isExtensible/trap-is-undefined.js | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/isExtensible/trap-is-undefined.js b/js/src/tests/test262/built-ins/Proxy/isExtensible/trap-is-undefined.js new file mode 100644 index 0000000000..e95601b80f --- /dev/null +++ b/js/src/tests/test262/built-ins/Proxy/isExtensible/trap-is-undefined.js @@ -0,0 +1,26 @@ +// Copyright (C) 2015 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 9.5.3 +description: > + Return target.[[IsExtensible]]() if trap is undefined. +info: | + [[IsExtensible]] ( ) + + ... + 7. If trap is undefined, then + a. Return target.[[IsExtensible]](). + ... +features: [Proxy] +---*/ + +var target = {}; +var p = new Proxy(target, {}); + +assert.sameValue(Object.isExtensible(p), true); + +Object.preventExtensions(target); + +assert.sameValue(Object.isExtensible(p), false); + +reportCompare(0, 0); |