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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/ownKeys/return-duplicate-symbol-entries-throws.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/ownKeys/return-duplicate-symbol-entries-throws.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Proxy/ownKeys/return-duplicate-symbol-entries-throws.js | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/ownKeys/return-duplicate-symbol-entries-throws.js b/js/src/tests/test262/built-ins/Proxy/ownKeys/return-duplicate-symbol-entries-throws.js new file mode 100644 index 0000000000..09d2697890 --- /dev/null +++ b/js/src/tests/test262/built-ins/Proxy/ownKeys/return-duplicate-symbol-entries-throws.js @@ -0,0 +1,26 @@ +// Copyright (C) 2017 the V8 project authors. 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-ownpropertykeys +description: > + The returned list must not contain any duplicate entries. +info: | + [[OwnPropertyKeys]] ( ) + + ... + 9. If trapResult contains any duplicate entries, throw a TypeError exception. +features: [Proxy, Symbol] +---*/ + +var s = Symbol(); +var p = new Proxy({}, { + ownKeys: function() { + return [s, s]; + } +}); + +assert.throws(TypeError, function() { + Object.keys(p); +}); + +reportCompare(0, 0); |