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 --- .../internals/GetOwnProperty/key-is-minus-zero.js | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 js/src/tests/test262/built-ins/TypedArrayConstructors/internals/GetOwnProperty/key-is-minus-zero.js (limited to 'js/src/tests/test262/built-ins/TypedArrayConstructors/internals/GetOwnProperty/key-is-minus-zero.js') diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/GetOwnProperty/key-is-minus-zero.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/GetOwnProperty/key-is-minus-zero.js new file mode 100644 index 0000000000..752f3f6204 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/internals/GetOwnProperty/key-is-minus-zero.js @@ -0,0 +1,39 @@ +// 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-getownproperty-p +description: Returns undefined when P is -0. +info: | + 9.4.5.1 [[GetOwnProperty]] ( P ) + + ... + 3. If Type(P) is String, then + a. Let numericIndex be ! CanonicalNumericIndexString(P). + b. If numericIndex is not undefined, then + i. Let value be ? IntegerIndexedElementGet(O, numericIndex). + ii. If value is undefined, return undefined. + ... + + 7.1.16 CanonicalNumericIndexString ( argument ) + + ... + 2. If argument is "-0", return -0. + ... + + 9.4.5.8 IntegerIndexedElementGet ( O, index ) + + ... + 6. If index = -0, return undefined. + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA([42]); + + // -0 as a number value is converted to "0" before calling [[GetOwnProperty]] + assert.sameValue(Object.getOwnPropertyDescriptor(sample, "-0"), undefined); +}); + +reportCompare(0, 0); -- cgit v1.2.3