public void ParseUsingDefaults()
        {
            IntegerFormatter fmt = new IntegerFormatter();

            Assert.AreEqual(1234, fmt.Parse("1234"));
            Assert.AreEqual(-1234, fmt.Parse("-1234"));
        }
        public void ParseNullOrEmptyValue()
        {
            IntegerFormatter fmt = new IntegerFormatter();

            Assert.AreEqual(0, fmt.Parse(null));
            Assert.AreEqual(0, fmt.Parse(string.Empty));
        }