public void PeekOnPositiveCountReturnsLastItem()
        {
            CPV v = new CPV(new object[] { 1, 2, 3 });

            Expect(v.peek(), EqualTo(3));
        }
        public void PeekOnPositiveCountReturnsLastItem()
        {
            CPV v = new CPV(new object[] { 1, 2, 3 });

            Expect(v.peek(), EqualTo(3));
        }
        public void PeekOnCount0ReturnsNull()
        {
            CPV v = new CPV(new object[] {});

            Expect(v.peek(), Null);
        }
        public void PeekOnCount0ReturnsNull()
        {
            CPV v = new CPV(new object[] {});

            Expect(v.peek(), Null);
        }