public void TestMultipleConfigurationsOfHours()
        {
            CronExpressionBuilder bldr = new CronExpressionBuilder();

            bldr.HourRange(20, 30);
            bldr.HourIncrements(0, 20);
        }
        public void TestRangeOfHours()
        {
            CronExpressionBuilder bldr = new CronExpressionBuilder();

            bldr.HourRange(20, 22);

            Assert.AreEqual("* * 20-22 ? * *", bldr.CronExpression);
        }