public void should_return_0_when_first_parameter_is_invalid_numeric_string()
        {
            var cmdParam = new CmdParam(new[] { "/x" });

            Assert.AreEqual(0, cmdParam.GetColumnParam());
        }
        public void should_return_0_when_args_is_empty()
        {
            var cmdParam = new CmdParam(new string[] { });

            Assert.AreEqual(0, cmdParam.GetColumnParam());
        }
        public void should_return_given_number_when_first_parameter_is_valid_numeric_string()
        {
            var cmdParam = new CmdParam(new[] { "6", "-", "/x" });

            Assert.AreEqual(6, cmdParam.GetColumnParam());
        }