public void ChangeMoodDynamicallyValid(string message, string fieldName)
        {
            // ACT
            object actual = MoodAnalyserReflector.ChangeMoodDynamically(message, fieldName);

            // Assert
            Assert.AreEqual("happy mood", actual);
        }
 public void ChangeMoodDynamicallySetNull(string message, string fieldName)
 {
     try
     {
         // ACT
         object actual = MoodAnalyserReflector.ChangeMoodDynamically(message, fieldName);
     }
     catch (MoodAnalyserExceptions e)
     {
         // Assert
         Assert.AreEqual("MoodAnalyser exception : Null mood not accepted", e.Message);
     }
 }
 public void ChangeMoodDynamicallyInValid(string message, string fieldName)
 {
     try
     {
         // ACT
         object actual = MoodAnalyserReflector.ChangeMoodDynamically(message, fieldName);
     }
     catch (MoodAnalyserExceptions e)
     {
         // Assert
         Assert.AreEqual("MoodAnalyser exception : No such field found", e.Message);
     }
 }