public void Controller_Quiz_Hint()
{
// Arrange
var controller = new QuizController();
var word = new WordQuiz();
word.English = "Day";
word.Czech = "Den";
// Act
var result = controller.Hint(word) as JsonResult;
// Assert: we get back a wordquiz object with the same properties, but hint level increased by 1
Assert.IsNotNull(word, "Expected a non-null JsonResult");
var Data = result.Data as WordQuiz;
Assert.IsNotNull(word, "Expected a non-null WordQuiz instance");
Assert.AreEqual(word.English, Data.English, "English field modified after a Hint () request");
Assert.AreEqual(word.Czech, Data.Czech, "Czech field modified after a Hint () request");
Assert.AreEqual(Data.hintLevel, 1, "Hint level field not increased by 1 after a Hint () request");
}