public void Defaults()
        {
            var methods = new MethodExamples();

            Assert.Equal(4, methods.Add(2, 2));
            Assert.Equal(20, methods.Add(10));
            Assert.Equal(12, methods.Add());
        }
        public void UsingTheParams()
        {
            var methods = new MethodExamples();

            var total = methods.Add(1, 2, 3, 4, 5, 6, 7, 8, 9);

            Assert.Equal(45, total);
        }
        public void UsingTheParams()
        {
            var methods = new MethodExamples();

            //1 becomes a, 2 becomes b, everything else is thrown into rest[]
            var total = methods.Add(1, 2, 3, 4, 5, 6, 7, 8, 9);

            Assert.Equal(45, total);
        }
        public void UsingTheParams()
        {
            var methods = new MethodExamples();

            // 1, 2 are a, b
            // 3,4,5,6,7,8,9 are in the int[] rest
            var total = methods.Add(1, 2, 3, 4, 5, 6, 7, 8, 9);

            Assert.Equal(45, total);
        }