public void TestActionCssClassesAreNamedProperly()
 {
     Assert.AreEqual("ac-action-showCard", AdaptiveCardRenderer.GetActionCssClass(new AdaptiveShowCardAction()));
     Assert.AreEqual("ac-action-submit", AdaptiveCardRenderer.GetActionCssClass(new AdaptiveSubmitAction()));
     Assert.AreEqual("ac-action-openUrl", AdaptiveCardRenderer.GetActionCssClass(new AdaptiveOpenUrlAction()));
 }