public void GetNextOccurrence_NowEqualToNext_ReturnsCorrectValue()
{
CronSchedule schedule = new CronSchedule("0 * * * * *");
var now = schedule.GetNextOccurrence(DateTime.Now);
var next = schedule.GetNextOccurrence(now);
Assert.True(next > now);
}
public void Create_CronSchedule_CreatesExpectedSchedule()
{
TimerTriggerAttribute attribute = new TimerTriggerAttribute("*/15 * * * * *");
INameResolver nameResolver = new TestNameResolver();
CronSchedule schedule = (CronSchedule)TimerSchedule.Create(attribute, nameResolver);
Assert.False(attribute.UseMonitor);
DateTime now = new DateTime(2015, 5, 22, 9, 45, 00);
DateTime nextOccurrence = schedule.GetNextOccurrence(now);
Assert.Equal(new TimeSpan(0, 0, 15), nextOccurrence - now);
// For schedules occuring on an interval greater than a minute, we expect
// UseMonitor to be defaulted to true
attribute = new TimerTriggerAttribute("0 0 * * * *");
schedule = (CronSchedule)TimerSchedule.Create(attribute, nameResolver);
Assert.True(attribute.UseMonitor);
// verify that if UseMonitor is set explicitly, it is not overridden
attribute = new TimerTriggerAttribute("0 0 * * * *");
attribute.UseMonitor = false;
schedule = (CronSchedule)TimerSchedule.Create(attribute, nameResolver);
Assert.False(attribute.UseMonitor);
}
public void Create_CronSchedule_CreatesExpectedSchedule()
{
TimerTriggerAttribute attribute = new TimerTriggerAttribute("*/15 * * * * *");
INameResolver nameResolver = new TestNameResolver();
CronSchedule schedule = (CronSchedule)TimerSchedule.Create(attribute, nameResolver, _logger);
Assert.False(attribute.UseMonitor);
var log = _loggerProvider.GetAllLogMessages().Single();
Assert.Equal("UseMonitor changed to false based on schedule frequency.", log.FormattedMessage);
Assert.Equal(LogLevel.Debug, log.Level);
DateTime now = new DateTime(2015, 5, 22, 9, 45, 00);
DateTime nextOccurrence = schedule.GetNextOccurrence(now);
Assert.Equal(new TimeSpan(0, 0, 15), nextOccurrence - now);
// For schedules occuring on an interval greater than a minute, we expect
// UseMonitor to be defaulted to true
_loggerProvider.ClearAllLogMessages();
attribute = new TimerTriggerAttribute("0 0 * * * *");
schedule = (CronSchedule)TimerSchedule.Create(attribute, nameResolver, _logger);
Assert.True(attribute.UseMonitor);
Assert.Empty(_loggerProvider.GetAllLogMessages());
// verify that if UseMonitor is set explicitly, it is not overridden
_loggerProvider.ClearAllLogMessages();
attribute = new TimerTriggerAttribute("0 0 * * * *");
attribute.UseMonitor = false;
schedule = (CronSchedule)TimerSchedule.Create(attribute, nameResolver, _logger);
Assert.False(attribute.UseMonitor);
Assert.Empty(_loggerProvider.GetAllLogMessages());
}
public void Create_UsesNameResolver()
{
TimerTriggerAttribute attribute = new TimerTriggerAttribute("%test_schedule%");
TestNameResolver nameResolver = new TestNameResolver();
nameResolver.Values.Add("test_schedule", "*/15 * * * * *");
CronSchedule schedule = (CronSchedule)TimerSchedule.Create(attribute, nameResolver);
Assert.False(attribute.UseMonitor);
DateTime now = new DateTime(2015, 5, 22, 9, 45, 00);
DateTime nextOccurrence = schedule.GetNextOccurrence(now);
Assert.Equal(new TimeSpan(0, 0, 15), nextOccurrence - now);
}
/// <summary>
///
/// </summary>
/// <param name="now"></param>
/// <returns></returns>
public override DateTime GetNextOccurrence(DateTime now)
{
//A neat site to help figure out cron expressions - just remember that azure expects a seconds value to be first
//http://crontab.guru/#*_*_*_*_*
//says run every fiftenn minutes from 6pm to 6am i.e. off business hours
//"0 0/15 0,1,2,3,4,5,6,18,19,20,21,22,23 * * *"
//says run every 20 seconds
//"0/20 * * * * *"
var instance = new CronSchedule(this.AppSettings.SevisCommCronSchedule);
return(instance.GetNextOccurrence(now));
}
public void GetNextOccurrence_ThreeDaySchedule_MultipleScheduleIterations()
{
// 11:59AM on Mondays, Tuesdays, Wednesdays, Thursdays and Fridays
CronSchedule schedule = new CronSchedule("0 59 11 * * 1-5");
DateTime now = new DateTime(2015, 5, 23, 9, 0, 0);
TimeSpan expectedTime = new TimeSpan(11, 59, 0);
for (int i = 1; i <= 5; i++)
{
DateTime nextOccurrence = schedule.GetNextOccurrence(now);
Assert.Equal((DayOfWeek)i, nextOccurrence.DayOfWeek);
Assert.Equal(expectedTime, nextOccurrence.TimeOfDay);
now = nextOccurrence + TimeSpan.FromSeconds(1);
}
}