public void PaperWinsSpock()
        {
            var paper = new Paper();
            var spock = new Spock();

            Assert.IsTrue(paper.Defeat(spock));
        }
        public void PaperLostScissor()
        {
            var paper = new Paper();
            var scissor = new Scissor();

            Assert.IsFalse(paper.Defeat(scissor));
        }
        public void PaperWinsRock()
        {
            var paper = new Paper();
            var rock = new Rock();

            Assert.IsTrue(paper.Defeat(rock));
        }
        public void PaperLostLizard()
        {
            var paper = new Paper();
            var lizard = new Lizard();

            Assert.IsFalse(paper.Defeat(lizard));
        }