public void DifficultyController_CheckStringIsValid() { foreach (Tuple <String, String> test in validStrings) { Assert.IsTrue(DifficultyController.IsValidDifficultyController(test.Item1), test.Item2); } foreach (Tuple <String, String> test in invalidStrings) { Assert.IsFalse(DifficultyController.IsValidDifficultyController(test.Item1), test.Item2); } }