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Diffstat (limited to 'js/src/tests/test262/built-ins/TypedArrayConstructors/ctors/buffer-arg/new-instance-extensibility-sab.js')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArrayConstructors/ctors/buffer-arg/new-instance-extensibility-sab.js | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArrayConstructors/ctors/buffer-arg/new-instance-extensibility-sab.js b/js/src/tests/test262/built-ins/TypedArrayConstructors/ctors/buffer-arg/new-instance-extensibility-sab.js new file mode 100644 index 0000000000..be15fb3873 --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArrayConstructors/ctors/buffer-arg/new-instance-extensibility-sab.js @@ -0,0 +1,41 @@ +// |reftest| skip-if(!this.hasOwnProperty('SharedArrayBuffer')) -- SharedArrayBuffer is not enabled unconditionally +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// Copyright (C) 2017 Mozilla Corporation. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-typedarray-buffer-byteoffset-length +description: > + The new typedArray instance from a buffer argument is extensible +info: | + 22.2.4.5 TypedArray ( buffer [ , byteOffset [ , length ] ] ) + + ... + 4. Let O be ? AllocateTypedArray(constructorName, NewTarget, + "%TypedArrayPrototype%"). + ... + + 22.2.4.2.1 Runtime Semantics: AllocateTypedArray (constructorName, newTarget, + defaultProto [ , length ]) + + ... + 2. Let obj be IntegerIndexedObjectCreate(proto, « [[ViewedArrayBuffer]], + [[TypedArrayName]], [[ByteLength]], [[ByteOffset]], [[ArrayLength]] »). + ... + + 9.4.5.7 IntegerIndexedObjectCreate (prototype, internalSlotsList) + + ... + 11. Set the [[Extensible]] internal slot of A to true. + ... +includes: [testTypedArray.js] +features: [SharedArrayBuffer, TypedArray] +---*/ + +testWithTypedArrayConstructors(function(TA) { + var buffer = new SharedArrayBuffer(8); + var sample = new TA(buffer); + + assert(Object.isExtensible(sample)); +}); + +reportCompare(0, 0); |