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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-21.js | |
parent | Initial commit. (diff) | |
download | firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.tar.xz firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.zip |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-21.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-21.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-21.js b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-21.js new file mode 100644 index 0000000000..1ffe487dd7 --- /dev/null +++ b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-21.js @@ -0,0 +1,40 @@ +// Copyright (c) 2012 Ecma International. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +info: | + Step 4 of defineProperty calls the [[DefineOwnProperty]] internal method + of O to define the property. For non-configurable properties, step 11.a.ii + of [[DefineOwnProperty]] permits setting a getter if absent. +es5id: 15.2.3.6-4-21 +description: > + Object.defineProperty permits setting a getter (if absent) of + non-configurable accessor properties(8.12.9 step 11.a.ii) +---*/ + +var o = {}; + +// create an accessor property; all other attributes default to false. +// dummy setter +var setter = function(x) {} +var d1 = { + set: setter +}; +Object.defineProperty(o, "foo", d1); + +// now, trying to set the getter should succeed even though [[Configurable]] +// on the original property will be false. Existing values of need to be preserved. +var getter = undefined; +var desc = { + get: getter +}; + +Object.defineProperty(o, "foo", desc); +var d2 = Object.getOwnPropertyDescriptor(o, "foo"); + +assert.sameValue(d2.get, getter, 'd2.get'); +assert.sameValue(d2.set, setter, 'd2.set'); +assert.sameValue(d2.configurable, false, 'd2.configurable'); +assert.sameValue(d2.enumerable, false, 'd2.enumerable'); + +reportCompare(0, 0); |