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Diffstat (limited to 'test/built-ins/TypedArray/prototype/slice/BigInt/detached-buffer-speciesctor-get-species-custom-ctor-throws.js')
-rw-r--r-- | test/built-ins/TypedArray/prototype/slice/BigInt/detached-buffer-speciesctor-get-species-custom-ctor-throws.js | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/test/built-ins/TypedArray/prototype/slice/BigInt/detached-buffer-speciesctor-get-species-custom-ctor-throws.js b/test/built-ins/TypedArray/prototype/slice/BigInt/detached-buffer-speciesctor-get-species-custom-ctor-throws.js new file mode 100644 index 000000000..29258266b --- /dev/null +++ b/test/built-ins/TypedArray/prototype/slice/BigInt/detached-buffer-speciesctor-get-species-custom-ctor-throws.js @@ -0,0 +1,43 @@ +// 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 throws if it returns an instance with a detached + buffer +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). + + 22.2.4.6 TypedArrayCreate ( constructor, argumentList ) + + 1. Let newTypedArray be ? Construct(constructor, argumentList). + 2. Perform ? ValidateTypedArray(newTypedArray). + ... +includes: [testBigIntTypedArray.js, detachArrayBuffer.js] +features: [BigInt, Symbol.species, TypedArray] +---*/ + +testWithBigIntTypedArrayConstructors(function(TA) { + var sample = new TA(); + + sample.constructor = {}; + sample.constructor[Symbol.species] = function(count) { + var other = new TA(count); + $DETACHBUFFER(other.buffer); + return other; + }; + + assert.throws(TypeError, function() { + sample.slice(); + }); +}); |