public void ShouldReturnOneWinsPapervsRock()
        {
            var main = new MainClass();
            var expected = "Player 1 wins!";

            var actual = main.RockPaperScissors("paper", "rock");

            CollectionAssert.AreEqual(expected, actual);
        }
        public void ShouldReturnErrorIfNotCorrectOptionForPlayerTwo()
        {
            var main = new MainClass();
            var expected = "You must enter rock, paper or scissors.";

            var actual = main.RockPaperScissors("rock", "oranges");

            CollectionAssert.AreEqual(expected, actual);
        }
        public void ShouldReturnDrawRockvsRock()
        {
            var main = new MainClass();
            var expected = "It is a tie!";

            var actual = main.RockPaperScissors("rock", "rock");

            CollectionAssert.AreEqual(expected, actual);
        }
        public void ShouldAcceptUpperAndLowerCaseLetters()
        {
            var main = new MainClass();
            var expected = "Player 1 wins!";

            var actual = main.RockPaperScissors("ROCK", "ScIsSoRs");

            CollectionAssert.AreEqual(expected, actual);
        }
        public void ShouldReturnTwoWinsRockvsPaper()
        {
            var main = new MainClass();
            var expected = "Player 2 wins!";

            var actual = main.RockPaperScissors("rock", "paper");

            CollectionAssert.AreEqual(expected, actual);
        }
        public void ShouldReturnOneWinsScissorsvsScissors()
        {
            var main = new MainClass();
            var expected = "It is a tie!";

            var actual = main.RockPaperScissors("scissors", "scissors");

            CollectionAssert.AreEqual(expected, actual);
        }