diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Proxy/ownKeys/extensible-return-trap-result-absent-not-configurable-keys.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Proxy/ownKeys/extensible-return-trap-result-absent-not-configurable-keys.js | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/ownKeys/extensible-return-trap-result-absent-not-configurable-keys.js b/js/src/tests/test262/built-ins/Proxy/ownKeys/extensible-return-trap-result-absent-not-configurable-keys.js new file mode 100644 index 0000000000..8037edd33e --- /dev/null +++ b/js/src/tests/test262/built-ins/Proxy/ownKeys/extensible-return-trap-result-absent-not-configurable-keys.js @@ -0,0 +1,32 @@ +// 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 extensible, return the non-falsy trap result if target doesn't + contain any non-configurable keys. +info: | + [[OwnPropertyKeys]] ( ) + + ... + 15. If extensibleTarget is true and targetNonconfigurableKeys is empty, then + a. Return trapResult. +features: [Proxy] +---*/ + +var p = new Proxy({ + attr: 42 +}, { + ownKeys: function() { + return ["foo", "bar"]; + } +}); + +var keys = Object.getOwnPropertyNames(p); + +assert.sameValue(keys[0], "foo"); +assert.sameValue(keys[1], "bar"); + +assert.sameValue(keys.length, 2); + +reportCompare(0, 0); |