From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- .../Object/defineProperty/15.2.3.6-4-14.js | 41 ++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-14.js (limited to 'js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-14.js') diff --git a/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-14.js b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-14.js new file mode 100644 index 0000000000..f84d14edad --- /dev/null +++ b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-14.js @@ -0,0 +1,41 @@ +// 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 configurable properties, step 9b of + [[DefineOwnProperty]] permits changing the kind of a property. +es5id: 15.2.3.6-4-14 +description: > + Object.defineProperty permits changing data property to accessor + property for configurable properties +---*/ + +var o = {}; + +// create a data property. In this case, +// [[Enumerable]] and [[Configurable]] are true +o["foo"] = 101; + +// changing "foo" to be an accessor should succeed, since [[Configurable]] +// on the original property will be true. Existing values of [[Configurable]] +// and [[Enumerable]] need to be preserved and the rest need to be set to +// their default values + +// dummy getter +var getter = function() { + return 1; +} +var d1 = { + get: getter +}; +Object.defineProperty(o, "foo", d1); + +var d2 = Object.getOwnPropertyDescriptor(o, "foo"); + +assert.sameValue(d2.get, getter, 'd2.get'); +assert.sameValue(d2.enumerable, true, 'd2.enumerable'); +assert.sameValue(d2.configurable, true, 'd2.configurable'); + +reportCompare(0, 0); -- cgit v1.2.3