public void EventUtility_RaiseAsync_2()
        {
            Task task = Handler1.RaiseAsync(this);

            Assert.IsNotNull(task);
            task.Wait();
        }
        public void EventUtility_RaiseAsync_1()
        {
            EventArgs args = new EventArgs();

            Task task = Handler1.RaiseAsync(this, args);

            Assert.IsNotNull(task);
            task.Wait();
        }