public async void DeletePostAction_SaveModel()
{
// arrange
var mock = new Mock <IRepository <News> >();
int newsId = 1;
var controller = new NewsController(mock.Object);
// act
RedirectToRouteResult result = await controller.DeleteConfirmed(newsId) as RedirectToRouteResult;
// assert
mock.Verify(a => a.DeleteAsync(newsId));
}
