// |reftest| shell-option(--enable-arraybuffer-resizable) skip-if(!this.hasOwnProperty('SharedArrayBuffer')||!ArrayBuffer.prototype.resize||!xulRuntime.shell) -- SharedArrayBuffer,resizable-arraybuffer is not enabled unconditionally, requires shell-options // 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 new SharedArrayBuffer instance is created prior to allocating the Data Block. info: | SharedArrayBuffer ( length [ , options ] ) ... 4. Return ? AllocateSharedArrayBuffer(NewTarget, byteLength, requestedMaxByteLength). AllocateSharedArrayBuffer( constructor, byteLength ) ... 5. Let obj be ? OrdinaryCreateFromConstructor(constructor, "%SharedArrayBuffer.prototype%", slots). ... 7. Let block be ? CreateSharedByteDataBlock(allocLength). ... features: [SharedArrayBuffer, resizable-arraybuffer, Reflect.construct] ---*/ function DummyError() {} let newTarget = Object.defineProperty(function(){}.bind(null), "prototype", { get() { throw new DummyError(); } }); assert.throws(DummyError, function() { let byteLength = 0; let options = { maxByteLength: 7 * 1125899906842624 }; // Allocating 7 PiB should fail with a RangeError. // Math.pow(1024, 5) = 1125899906842624 Reflect.construct(SharedArrayBuffer, [], newTarget); }); reportCompare(0, 0);