public void JScriptEngine_AddRestrictedHostObject_BaseClass() { var host = new ExtendedHostFunctions() as HostFunctions; engine.AddRestrictedHostObject("host", host); Assert.IsInstanceOfType(engine.Evaluate("host.newObj()"), typeof(PropertyBag)); TestUtil.AssertException <ScriptEngineException>(() => engine.Evaluate("host.type('System.Int32')")); }