public void ToDBNullTest_Pattern2(object arg)
        {
            var p = new SqlParamCreator();
            var result = p.ToDBNull(arg);

            Assert.AreEqual(DBNull.Value, result);
        }
        public void ToDBNullTest_Pattern1(object arg)
        {
            var p = new SqlParamCreator();
            var result = p.ToDBNull(arg);

            Assert.IsNotNull(result);
        }