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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/non-extensible-redefine-key.js | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/non-extensible-redefine-key.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/non-extensible-redefine-key.js new file mode 100644 index 0000000000..00e67d6fd6 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/non-extensible-redefine-key.js @@ -0,0 +1,59 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-integer-indexed-exotic-objects-defineownproperty-p-desc +description: > + Redefine a non-numerical key on a non-extensible instance +info: | + 9.4.5.3 [[DefineOwnProperty]] ( P, Desc) + ... + 3. If Type(P) is String, then + a. Let numericIndex be ! CanonicalNumericIndexString(P). + b. If numericIndex is not undefined, then + ... + 4. Return OrdinaryDefineOwnProperty(O, P, Desc). + ... +includes: [testTypedArray.js, propertyHelper.js] +features: [Reflect, TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA([42, 43]); + sample.foo = true; + sample.bar = true; + + Object.preventExtensions(sample); + + assert.sameValue( + Reflect.defineProperty(sample, "foo", {value:42}), + true, + "data descriptor" + ); + + assert.sameValue(sample.foo, 42); + verifyEnumerable(sample, "foo"); + verifyWritable(sample, "foo"); + verifyConfigurable(sample, "foo"); + + var fnget = function() {}; + var fnset = function() {}; + + assert.sameValue( + Reflect.defineProperty(sample, "bar", { + get: fnget, + set: fnset, + enumerable: false, + configurable: false + }), + true, + "accessor descriptor" + ); + + var desc = Object.getOwnPropertyDescriptor(sample, "bar"); + assert.sameValue(desc.get, fnget, "accessor's get"); + assert.sameValue(desc.set, fnset, "accessor's set"); + verifyNotEnumerable(sample, "bar"); + verifyNotConfigurable(sample, "bar"); +}); + +reportCompare(0, 0); |