public void Peek_StackWithObjects_DoesNotRemoveFromTheTopOfTheStack()
        {
            var stack = new TestSampleProject2_Stack.Stack <string>();

            stack.Push("a");
            stack.Push("b");
            stack.Push("c");

            stack.Peek();

            Assert.That(stack.Count, Is.EqualTo(3));
        }
        public void Peek_StackWithObjects_ReturnFromTheTopOfTheStack()
        {
            var stack = new TestSampleProject2_Stack.Stack <string>();

            stack.Push("a");
            stack.Push("b");
            stack.Push("c");

            var result = stack.Peek();

            Assert.That(result, Is.EqualTo("c"));
        }