public void JsWeakReferenceCanBeCreated() { var str = "Hello, World!"; using (var runtimeHandle = Engine.JsCreateRuntime(JavaScriptRuntimeAttributes.None, null)) { using (var contextHandle = Engine.JsCreateContext(runtimeHandle)) { Engine.JsSetCurrentContext(contextHandle); var stringHandle = Engine.JsCreateString(str, (ulong)str.Length); Assert.True(stringHandle != JavaScriptValueSafeHandle.Invalid); var weakRef = Engine.JsCreateWeakReference(stringHandle); Assert.True(weakRef != JavaScriptWeakReferenceSafeHandle.Invalid); stringHandle.Dispose(); } } }