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 --- ...species-custom-ctor-returns-another-instance.js | 55 ++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 js/src/tests/test262/built-ins/TypedArray/prototype/slice/speciesctor-get-species-custom-ctor-returns-another-instance.js (limited to 'js/src/tests/test262/built-ins/TypedArray/prototype/slice/speciesctor-get-species-custom-ctor-returns-another-instance.js') diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/slice/speciesctor-get-species-custom-ctor-returns-another-instance.js b/js/src/tests/test262/built-ins/TypedArray/prototype/slice/speciesctor-get-species-custom-ctor-returns-another-instance.js new file mode 100644 index 0000000000..fb5bf37410 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/slice/speciesctor-get-species-custom-ctor-returns-another-instance.js @@ -0,0 +1,55 @@ +// 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-%typedarray%.prototype.slice +description: > + Custom @@species constructor may return a totally different TypedArray +info: | + 22.2.3.24 %TypedArray%.prototype.slice ( start, end ) + + ... + 9. Let A be ? TypedArraySpeciesCreate(O, « count »). + ... + + 22.2.4.7 TypedArraySpeciesCreate ( exemplar, argumentList ) + + ... + 3. Let constructor be ? SpeciesConstructor(exemplar, defaultConstructor). + 4. Return ? TypedArrayCreate(constructor, argumentList). + + 7.3.20 SpeciesConstructor ( O, defaultConstructor ) + + ... + 5. Let S be ? Get(C, @@species). + ... + 7. If IsConstructor(S) is true, return S. + ... + + 22.2.4.6 TypedArrayCreate ( constructor, argumentList ) + + 1. Let newTypedArray be ? Construct(constructor, argumentList). + 2. Perform ? ValidateTypedArray(newTypedArray). + 3. If argumentList is a List of a single Number, then + ... + 4. Return newTypedArray. +includes: [testTypedArray.js, compareArray.js] +features: [Symbol.species, TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA([40]); + var other = new Int8Array([1, 0, 1]); + var result; + + sample.constructor = {}; + sample.constructor[Symbol.species] = function() { + return other; + }; + + result = sample.slice(0, 0); + + assert.sameValue(result, other, "returned another typedarray"); + assert(compareArray(result, [1, 0, 1]), "the returned object is preserved"); +}); + +reportCompare(0, 0); -- cgit v1.2.3