// |reftest| skip-if(!this.hasOwnProperty('SharedArrayBuffer')) -- SharedArrayBuffer is not enabled unconditionally // Copyright (C) 2016 the V8 project authors. All rights reserved. // Copyright (C) 2017 Mozilla Corporation. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-dataview-buffer-byteoffset-bytelength description: > Use newTarget's custom constructor prototype if Object info: | 24.2.2.1 DataView (buffer, byteOffset, byteLength ) ... 12. Let O be ? OrdinaryCreateFromConstructor(NewTarget, "%DataViewPrototype%", « [[DataView]], [[ViewedArrayBuffer]], [[ByteLength]], [[ByteOffset]] »). ... 17. Return O. 9.1.13 OrdinaryCreateFromConstructor ( constructor, intrinsicDefaultProto [ , internalSlotsList ] ) ... 2. Let proto be ? GetPrototypeFromConstructor(constructor, intrinsicDefaultProto). 3. Return ObjectCreate(proto, internalSlotsList). 9.1.15 GetPrototypeFromConstructor ( constructor, intrinsicDefaultProto ) ... 3. Let proto be ? Get(constructor, "prototype"). 4. If Type(proto) is not Object, then a. Let realm be ? GetFunctionRealm(constructor). b. Let proto be realm's intrinsic object named intrinsicDefaultProto. 5. Return proto. ... features: [Reflect.construct, SharedArrayBuffer] ---*/ var buffer = new SharedArrayBuffer(8); function newTarget() {} var proto = {}; newTarget.prototype = proto; var sample = Reflect.construct(DataView, [buffer, 0], newTarget); assert.sameValue(sample.constructor, Object); assert.sameValue(Object.getPrototypeOf(sample), proto); reportCompare(0, 0);