test262/test/built-ins/SharedArrayBuffer/options-maxbytelength-compa...

41 lines
1.2 KiB
JavaScript

// Copyright (C) 2024 André Bargull. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-sharedarraybuffer-length
description: >
The byteLength argument is validated before OrdinaryCreateFromConstructor.
info: |
SharedArrayBuffer ( length [ , options ] )
...
4. Return ? AllocateSharedArrayBuffer(NewTarget, byteLength, requestedMaxByteLength).
AllocateSharedArrayBuffer ( constructor, byteLength [ , maxByteLength ] )
...
3. If allocatingGrowableBuffer is true, then
a. If byteLength > maxByteLength, throw a RangeError exception.
...
5. Let obj be ? OrdinaryCreateFromConstructor(constructor, "%SharedArrayBuffer.prototype%", slots).
...
features: [SharedArrayBuffer, resizable-arraybuffer, Reflect.construct]
---*/
let newTarget = Object.defineProperty(function(){}.bind(null), "prototype", {
get() {
throw new Test262Error();
}
});
assert.throws(RangeError, function() {
let byteLength = 10;
let options = {
maxByteLength: 0,
};
// Throws a RangeError, because `byteLength` is larger than `options.maxByteLength`.
Reflect.construct(SharedArrayBuffer, [byteLength, options], newTarget);
});