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39 lines
1.1 KiB
JavaScript
39 lines
1.1 KiB
JavaScript
// Copyright (C) 2015 André Bargull. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-arraybuffer-length
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description: >
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The new ArrayBuffer instance is created prior to allocating the Data Block.
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info: |
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ArrayBuffer( length )
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...
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6. Return AllocateArrayBuffer(NewTarget, byteLength).
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AllocateArrayBuffer( constructor, byteLength )
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1. Let obj be OrdinaryCreateFromConstructor(constructor, "%ArrayBufferPrototype%",
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«[[ArrayBufferData]], [[ArrayBufferByteLength]]» ).
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2. ReturnIfAbrupt(obj).
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...
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4. Let block be CreateByteDataBlock(byteLength).
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5. ReturnIfAbrupt(block).
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...
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features: [Reflect.construct]
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---*/
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function DummyError() {}
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var newTarget = function() {}.bind(null);
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Object.defineProperty(newTarget, "prototype", {
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get: function() {
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throw new DummyError();
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}
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});
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assert.throws(DummyError, function() {
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// Allocating 7 PiB should fail with a RangeError.
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// Math.pow(1024, 5) = 1125899906842624
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Reflect.construct(ArrayBuffer, [7 * 1125899906842624], newTarget);
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});
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