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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/key-is-greater-than-last-index.js | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/key-is-greater-than-last-index.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/key-is-greater-than-last-index.js new file mode 100644 index 0000000000..ad49623d94 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/DefineOwnProperty/key-is-greater-than-last-index.js @@ -0,0 +1,49 @@ +// 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: > + Returns false if numericIndex is >= [[ArrayLength]] +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 + ... + ii. Let intIndex be numericIndex. + ... + v. Let length be the value of O's [[ArrayLength]] internal slot. + vi. If intIndex ≥ length, return false. + ... +includes: [testTypedArray.js] +features: [Reflect, TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA([42, 43]); + + assert.sameValue( + Reflect.defineProperty(sample, "2", { + value: 42, + configurable: false, + enumerable: true, + writable: true + }), + false, + "numericIndex == length" + ); + + assert.sameValue( + Reflect.defineProperty(sample, "3", { + value: 42, + configurable: false, + enumerable: true, + writable: true + }), + false, + "numericIndex > length" + ); +}); + +reportCompare(0, 0); |