// |reftest| skip-if(!this.hasOwnProperty('SharedArrayBuffer')) -- SharedArrayBuffer is not enabled unconditionally // Copyright (C) 2015 André Bargull. All rights reserved. // Copyright (C) 2017 Mozilla Foundation. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-sharedarraybuffer-length description: > [[Prototype]] defaults to %SharedArrayBufferPrototype% if NewTarget.prototype is not an object. info: | SharedArrayBuffer( length ) SharedArrayBuffer called with argument length performs the following steps: ... 3. Return AllocateSharedArrayBuffer(NewTarget, byteLength). AllocateSharedArrayBuffer( constructor, byteLength ) 1. Let obj be ? OrdinaryCreateFromConstructor(constructor, "%SharedArrayBufferPrototype%", «[[ArrayBufferData]], [[ArrayBufferByteLength]]» ). ... features: [SharedArrayBuffer, Symbol, Reflect.construct] ---*/ function newTarget() {} newTarget.prototype = undefined; var arrayBuffer = Reflect.construct(SharedArrayBuffer, [1], newTarget); assert.sameValue(Object.getPrototypeOf(arrayBuffer), SharedArrayBuffer.prototype, "newTarget.prototype is undefined"); newTarget.prototype = null; var arrayBuffer = Reflect.construct(SharedArrayBuffer, [2], newTarget); assert.sameValue(Object.getPrototypeOf(arrayBuffer), SharedArrayBuffer.prototype, "newTarget.prototype is null"); newTarget.prototype = true; var arrayBuffer = Reflect.construct(SharedArrayBuffer, [3], newTarget); assert.sameValue(Object.getPrototypeOf(arrayBuffer), SharedArrayBuffer.prototype, "newTarget.prototype is a Boolean"); newTarget.prototype = ""; var arrayBuffer = Reflect.construct(SharedArrayBuffer, [4], newTarget); assert.sameValue(Object.getPrototypeOf(arrayBuffer), SharedArrayBuffer.prototype, "newTarget.prototype is a String"); newTarget.prototype = Symbol(); var arrayBuffer = Reflect.construct(SharedArrayBuffer, [5], newTarget); assert.sameValue(Object.getPrototypeOf(arrayBuffer), SharedArrayBuffer.prototype, "newTarget.prototype is a Symbol"); newTarget.prototype = 1; var arrayBuffer = Reflect.construct(SharedArrayBuffer, [6], newTarget); assert.sameValue(Object.getPrototypeOf(arrayBuffer), SharedArrayBuffer.prototype, "newTarget.prototype is a Number"); reportCompare(0, 0);