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 --- ...eciesctor-get-species-custom-ctor-invocation.js | 63 ++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 js/src/tests/test262/built-ins/TypedArray/prototype/subarray/speciesctor-get-species-custom-ctor-invocation.js (limited to 'js/src/tests/test262/built-ins/TypedArray/prototype/subarray/speciesctor-get-species-custom-ctor-invocation.js') diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/subarray/speciesctor-get-species-custom-ctor-invocation.js b/js/src/tests/test262/built-ins/TypedArray/prototype/subarray/speciesctor-get-species-custom-ctor-invocation.js new file mode 100644 index 0000000000..1590a0c45b --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/subarray/speciesctor-get-species-custom-ctor-invocation.js @@ -0,0 +1,63 @@ +// 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.subarray +description: > + Verify arguments on custom @@species construct call +info: | + 22.2.3.27 %TypedArray%.prototype.subarray( begin , end ) + + ... + 17. Return ? TypedArraySpeciesCreate(O, argumentsList). + + 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] +features: [Symbol.species, TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var sample = new TA([40, 41, 42]); + var expectedOffset = TA.BYTES_PER_ELEMENT; + var result, ctorThis; + + sample.constructor = {}; + sample.constructor[Symbol.species] = function(buffer, offset, length) { + result = arguments; + ctorThis = this; + return new TA(buffer, offset, length); + }; + + sample.subarray(1); + + assert.sameValue(result.length, 3, "called with 3 arguments"); + assert.sameValue(result[0], sample.buffer, "[0] is sample.buffer"); + assert.sameValue(result[1], expectedOffset, "[1] is the byte offset pos"); + assert.sameValue(result[2], 2, "[2] is expected length"); + + assert( + ctorThis instanceof sample.constructor[Symbol.species], + "`this` value in the @@species fn is an instance of the function itself" + ); +}); + +reportCompare(0, 0); -- cgit v1.2.3