public void ComputeForTwoQuads()
        {
            var num = NumberOfTravelers.Compute(CreateVariant("Quad", 2));

            Assert.AreEqual(8, num);
        }
        public void ComputeForTwoTriples()
        {
            var num = NumberOfTravelers.Compute(CreateVariant("Triple", 2));

            Assert.AreEqual(6, num);
        }
        public void ComputeForOneQuad()
        {
            var num = NumberOfTravelers.Compute(CreateVariant("Quad", 1));

            Assert.AreEqual(4, num);
        }
        public void ComputeForOneTriple()
        {
            var num = NumberOfTravelers.Compute(CreateVariant("Triple", 1));

            Assert.AreEqual(3, num);
        }