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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /js/src/tests/test262/built-ins/WeakRef/prototype-from-newtarget-custom.js
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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diff --git a/js/src/tests/test262/built-ins/WeakRef/prototype-from-newtarget-custom.js b/js/src/tests/test262/built-ins/WeakRef/prototype-from-newtarget-custom.js
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+// |reftest| skip-if(!this.hasOwnProperty('WeakRef')) -- WeakRef 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-weak-ref-target
+description: >
+ The [[Prototype]] internal slot is computed from NewTarget.
+info: |
+ WeakRef ( target )
+
+ ...
+ 3. Let weakRef be ? OrdinaryCreateFromConstructor(NewTarget, "%WeakRefPrototype%", « [[Target]] »).
+ 4. Perfom ! KeepDuringJob(target).
+ 5. Set weakRef.[[Target]] to target.
+ 6. Return weakRef.
+
+ 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: [WeakRef, Reflect.construct]
+---*/
+
+var wr;
+
+wr = Reflect.construct(WeakRef, [{}], Object);
+assert.sameValue(Object.getPrototypeOf(wr), Object.prototype, 'NewTarget is built-in Object constructor');
+
+var newTarget = function() {}.bind(null);
+Object.defineProperty(newTarget, 'prototype', {
+ get: function() {
+ return Array.prototype;
+ }
+});
+wr = Reflect.construct(WeakRef, [{}], newTarget);
+assert.sameValue(Object.getPrototypeOf(wr), Array.prototype, 'NewTarget is BoundFunction with accessor');
+
+reportCompare(0, 0);