public void ToZpl_X10Y10_Successful()
        {
            var command    = new FieldTypesetCommand(10, 10);
            var zplCommand = command.ToZpl();

            Assert.AreEqual("^FT10,10", zplCommand);
        }
        public void ToZpl_XnullYnull_Successful()
        {
            var command    = new FieldTypesetCommand(null, null);
            var zplCommand = command.ToZpl();

            Assert.AreEqual("^FT0,0", zplCommand);
        }