public void StopHandlerSerializesCorrectly()
        {
            StopEventHandler.AddToDirectiveConverter();
            var directive = Utility.ExampleFileContent <IDirective>("StopEventHandler.json");
            var stop      = Assert.IsType <StopEventHandler>(directive);

            Assert.Equal(Guid.Parse("1234abcd-40bb-11e9-9527-6b98b093d166"), stop.Token);
        }