public void DailyOccurrenceDaysSinceStart()
{
// test 0 interval 1
{
var dc0 = new DailyOccurrence(today, DateTime.MaxValue, 1);
Assert.AreEqual <int>(0, dc0.GetDaysLeft(today));
}
//# test 1 interval 1
{
var dc1 = new DailyOccurrence(today, DateTime.MaxValue, 1);
Assert.AreEqual <int>(0, dc1.GetDaysLeft(today.AddDays(1)));
}
{
//# test 0 interval 2
var dc2 = new DailyOccurrence(today, DateTime.MaxValue, 2);
Assert.AreEqual <int>(0, dc2.GetDaysLeft(today));
}
{
// # test 1 interval 2
var dc3 = DailyOccurrence.From(today, 2);
visualiseOccurrencesInRange(dc3, today.AddDays(-5), today.AddDays(5));
Assert.AreEqual <int>(1, ((DailyOccurrence)dc3).GetDaysLeft(today.AddDays(1)));
}
{
var dc4 = DailyOccurrence.From(today.AddDays(-3), 2);
visualiseOccurrencesInRange(dc4, today.AddDays(-10), today.AddDays(10));
Assert.AreEqual <int>(0, ((DailyOccurrence)dc4).GetDaysLeft(today.AddDays(1)));
}
}
public void TodayOpenEndedTest()
{
{
var occ = DailyOccurrence.From(today);
Assert.AreEqual(today, occ.GetNext(today));
}
{
var occ = DailyOccurrence.From(yesterday);
Assert.AreEqual(today, occ.GetNext(today));
Assert.IsNull(occ.GetNext(today.AddDays(-2)));
Assert.IsNull(occ.GetNext(today.AddDays(-3)));
}
{
foreach (var i in Enumerable.Range(2, 30))
{
var startDTt = today.AddDays(-1000);
var occ = DailyOccurrence.From(startDTt, i);
var dt = new DateTime(startDTt.Year, startDTt.Month, startDTt.Day);
while (dt < today)
{
dt = dt.AddDays(i);
}
Assert.AreEqual(dt, occ.GetNext(today), String.Format("For Start {0:s} interval {1:d}", today.ToString("YYYY-MM-dd"), i));
}
}
{
var occ = DailyOccurrence.From(today.AddDays(-20000));
Assert.AreEqual(today, occ.GetNext(DateTime.Now.Date));
}
{
var occ = DailyOccurrence.From(today.AddDays(-7), 3);
Assert.AreEqual(today.AddDays(-7), occ.GetNext(today.AddDays(-7)));
Assert.AreEqual(today.AddDays(-7).AddDays(3), today.AddDays(-4));
Assert.AreEqual(today.AddDays(2), occ.GetNext(today));
}
}