// |reftest| skip-if(!this.hasOwnProperty('FinalizationRegistry')) -- FinalizationRegistry is not enabled unconditionally // Copyright (C) 2019 Leo Balter. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-finalization-registry-target description: Default [[Prototype]] value derived from realm of the newTarget info: | FinalizationRegistry ( cleanupCallback ) ... 3. Let finalizationRegistry be ? OrdinaryCreateFromConstructor(NewTarget, "%FinalizationRegistryPrototype%", « [[Realm]], [[CleanupCallback]], [[Cells]], [[IsFinalizationRegistryCleanupJobActive]] »). ... 9. Return finalizationRegistry. OrdinaryCreateFromConstructor ( constructor, intrinsicDefaultProto [ , internalSlotsList ] ) ... 2. Let proto be ? GetPrototypeFromConstructor(constructor, intrinsicDefaultProto). 3. Return ObjectCreate(proto, internalSlotsList). 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. Set proto to realm's intrinsic object named intrinsicDefaultProto. 5. Return proto. features: [FinalizationRegistry, cross-realm, Reflect, Symbol] ---*/ var other = $262.createRealm().global; var newTarget = new other.Function(); function fn() {} var finalizationRegistry; newTarget.prototype = undefined; finalizationRegistry = Reflect.construct(FinalizationRegistry, [fn], newTarget); assert.sameValue(Object.getPrototypeOf(finalizationRegistry), other.FinalizationRegistry.prototype, 'newTarget.prototype is undefined'); newTarget.prototype = null; finalizationRegistry = Reflect.construct(FinalizationRegistry, [fn], newTarget); assert.sameValue(Object.getPrototypeOf(finalizationRegistry), other.FinalizationRegistry.prototype, 'newTarget.prototype is null'); newTarget.prototype = true; finalizationRegistry = Reflect.construct(FinalizationRegistry, [fn], newTarget); assert.sameValue(Object.getPrototypeOf(finalizationRegistry), other.FinalizationRegistry.prototype, 'newTarget.prototype is a Boolean'); newTarget.prototype = ''; finalizationRegistry = Reflect.construct(FinalizationRegistry, [fn], newTarget); assert.sameValue(Object.getPrototypeOf(finalizationRegistry), other.FinalizationRegistry.prototype, 'newTarget.prototype is a String'); newTarget.prototype = Symbol(); finalizationRegistry = Reflect.construct(FinalizationRegistry, [fn], newTarget); assert.sameValue(Object.getPrototypeOf(finalizationRegistry), other.FinalizationRegistry.prototype, 'newTarget.prototype is a Symbol'); newTarget.prototype = 1; finalizationRegistry = Reflect.construct(FinalizationRegistry, [fn], newTarget); assert.sameValue(Object.getPrototypeOf(finalizationRegistry), other.FinalizationRegistry.prototype, 'newTarget.prototype is a Number'); reportCompare(0, 0);