| // Copyright (C) 2019 Leo Balter. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-finalization-group-target |
| description: > |
| Return abrupt from getting the NewTarget prototype |
| info: | |
| FinalizationGroup ( cleanupCallback ) |
| |
| ... |
| 3. Let finalizationGroup be ? OrdinaryCreateFromConstructor(NewTarget, "%FinalizationGroupPrototype%", « [[Realm]], [[CleanupCallback]], [[Cells]], [[IsFinalizationGroupCleanupJobActive]] »). |
| ... |
| 9. Return finalizationGroup. |
| |
| 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'). |
| features: [FinalizationGroup, Reflect.construct] |
| ---*/ |
| |
| var calls = 0; |
| var newTarget = function() {}.bind(null); |
| Object.defineProperty(newTarget, 'prototype', { |
| get: function() { |
| calls += 1; |
| throw new Test262Error(); |
| } |
| }); |
| |
| assert.throws(Test262Error, function() { |
| Reflect.construct(FinalizationGroup, [function() {}], newTarget); |
| }); |
| |
| assert.sameValue(calls, 1); |