Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 34 insertions, 0 deletions

diff --git a/js/src/tests/test262/built-ins/WeakRef/instance-extensible.js b/js/src/tests/test262/built-ins/WeakRef/instance-extensible.js
new file mode 100644
index 0000000000..52f56028ab
--- /dev/null
+++ b/js/src/tests/test262/built-ins/WeakRef/instance-extensible.js
@@ -0,0 +1,34 @@
+// |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: Instances of WeakRef are extensible
+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).
+
+  ObjectCreate ( proto [ , internalSlotsList ] )
+
+  4. Set obj.[[Prototype]] to proto.
+  5. Set obj.[[Extensible]] to true.
+  6. Return obj.
+features: [WeakRef, Reflect]
+---*/
+
+var wr = new WeakRef({});
+assert.sameValue(Object.isExtensible(wr), true);
+
+reportCompare(0, 0);