mirror of https://github.com/tc39/test262.git
42 lines
1.1 KiB
JavaScript
42 lines
1.1 KiB
JavaScript
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// Copyright (C) 2024 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 [ , options ] )
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...
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4. Return ? AllocateArrayBuffer(NewTarget, byteLength, requestedMaxByteLength).
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AllocateArrayBuffer ( constructor, byteLength [ , maxByteLength ] )
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...
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4. Let obj be ? OrdinaryCreateFromConstructor(constructor, "%ArrayBuffer.prototype%", slots).
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5. Let block be ? CreateByteDataBlock(byteLength).
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...
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features: [resizable-arraybuffer, Reflect.construct]
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---*/
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function DummyError() {}
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let newTarget = Object.defineProperty(function(){}.bind(null), "prototype", {
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get() {
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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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let byteLength = 0;
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let options = {
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maxByteLength: 7 * 1125899906842624
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};
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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, [], newTarget);
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});
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