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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/tests/test262/built-ins/TypedArray/prototype/subarray/BigInt/speciesctor-get-species-custom-ctor-returns-another-instance.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/TypedArray/prototype/subarray/BigInt/speciesctor-get-species-custom-ctor-returns-another-instance.js')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArray/prototype/subarray/BigInt/speciesctor-get-species-custom-ctor-returns-another-instance.js | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/subarray/BigInt/speciesctor-get-species-custom-ctor-returns-another-instance.js b/js/src/tests/test262/built-ins/TypedArray/prototype/subarray/BigInt/speciesctor-get-species-custom-ctor-returns-another-instance.js new file mode 100644 index 0000000000..5ac5a191ce --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/subarray/BigInt/speciesctor-get-species-custom-ctor-returns-another-instance.js @@ -0,0 +1,54 @@ +// 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: > + Custom @@species constructor may return a totally different TypedArray +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: [testBigIntTypedArray.js, compareArray.js] +features: [BigInt, Symbol.species, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA([40n]); + var other = new BigInt64Array([1n, 0n, 1n]); + var result; + + sample.constructor = {}; + sample.constructor[Symbol.species] = function() { + return other; + }; + + result = sample.subarray(0, 0); + + assert.sameValue(result, other, "returned another typedarray"); + assert(compareArray(result, [1n, 0n, 1n]), "the returned object is preserved"); +}); + +reportCompare(0, 0); |