private static void Main()
        {
            string program = BrainfuckExamples.BrainfuckExamples.HelloWorld;

            BrainfuckInterpreter.Run(program);
            Console.ReadKey();
        }
        public void BrainfuckInterpreter_SimpleAddNumbersOutput()
        {
            BrainfuckInterpreter.Run(BrainfuckExamples.BrainfuckExamples.SimpleAddNumbersOutput);

            Assert.Equal("7", _stringWriter.ToString());
        }
        public void BrainfuckInterpreter_HelloWorld()
        {
            BrainfuckInterpreter.Run(BrainfuckExamples.BrainfuckExamples.HelloWorld);

            Assert.Equal("Hello World!\n", _stringWriter.ToString());
        }