public void BasicCronTriggerTest() { CronTriggerImpl trigger = new CronTriggerImpl(); trigger.Name = "Quartz-Sample"; trigger.Group = SchedulerConstants.DefaultGroup; trigger.CronExpressionString = "0 0 12 1 1 ? 2099"; trigger.StartTimeUtc = new DateTimeOffset(2099, 1, 1, 12, 0, 1, TimeSpan.Zero); trigger.EndTimeUtc = new DateTimeOffset(2099, 1, 1, 12, 0, 1, TimeSpan.Zero); Assert.IsNull(trigger.ComputeFirstFireTimeUtc(null)); }