public void FibonacciCreatesAString()
        {
            Fibonacci test = new Fibonacci();

            test.CreateNumbers(7);

            Assert.AreEqual(7, test.Numbers.Count);
        }
        public void FibonacciIsCorrectSequence()
        {
            Fibonacci test = new Fibonacci();

            test.CreateNumbers(7);

            List <int> testList = new List <int>()
            {
                0, 1, 1, 2, 3, 5, 8
            };

            CollectionAssert.AreEqual(testList, test.Numbers);
        }