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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/Proxy/ownKeys/not-extensible-return-keys.js | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/ownKeys/not-extensible-return-keys.js b/js/src/tests/test262/built-ins/Proxy/ownKeys/not-extensible-return-keys.js new file mode 100644 index 0000000000..640264b8b0 --- /dev/null +++ b/js/src/tests/test262/built-ins/Proxy/ownKeys/not-extensible-return-keys.js @@ -0,0 +1,36 @@ +// Copyright (C) 2015 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: > + If target is not extensible, the result must contain all the keys of the own + properties of the target object and no other values +info: | + [[OwnPropertyKeys]] ( ) + + ... + 21. Return trapResult. +features: [Proxy] +---*/ + +var target = { + foo: 1, + bar: 2 +}; + +var p = new Proxy(target, { + ownKeys: function() { + return ["foo", "bar"]; + } +}); + +Object.preventExtensions(target); + +var keys = Object.getOwnPropertyNames(p); + +assert.sameValue(keys[0], "foo"); +assert.sameValue(keys[1], "bar"); + +assert.sameValue(keys.length, 2); + +reportCompare(0, 0); |