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Diffstat (limited to 'js/src/tests/test262/built-ins/ArrayBuffer/prototype/resizable/return-resizable.js')
-rw-r--r-- | js/src/tests/test262/built-ins/ArrayBuffer/prototype/resizable/return-resizable.js | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/resizable/return-resizable.js b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/resizable/return-resizable.js new file mode 100644 index 0000000000..b6b24a36ee --- /dev/null +++ b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/resizable/return-resizable.js @@ -0,0 +1,32 @@ +// |reftest| skip -- resizable-arraybuffer is not supported +// Copyright (C) 2021 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-get-arraybuffer.prototype.resizable +description: Return value according to [[ArrayBufferMaxByteLength]] internal slot +info: | + get ArrayBuffer.prototype.resizable + + 1. Let O be the this value. + 2. Perform ? RequireInternalSlot(O, [[ArrayBufferData]]). + 3. If IsSharedArrayBuffer(O) is true, throw a TypeError exception. + 4. Return IsResizableArrayBuffer(O). + + IsResizableArrayBuffer ( arrayBuffer ) + + 1. Assert: Type(arrayBuffer) is Object and arrayBuffer has an + [[ArrayBufferData]] internal slot. + 2. If buffer has an [[ArrayBufferMaxByteLength]] internal slot, return true. + 3. Return false. +features: [resizable-arraybuffer] +---*/ + +var ab1 = new ArrayBuffer(1); + +assert.sameValue(ab1.resizable, false); + +var ab2 = new ArrayBuffer(1, {maxByteLength: 1}); + +assert.sameValue(ab2.resizable, true); + +reportCompare(0, 0); |