public void Extremes()
{
ZoneRecurrence winter = new ZoneRecurrence("Winter", Offset.Zero,
new ZoneYearOffset(TransitionMode.Wall, 10, 5, 0, false, new LocalTime(2, 0)), int.MinValue, int.MaxValue);
ZoneRecurrence summer = new ZoneRecurrence("Summer", Offset.FromHours(1),
new ZoneYearOffset(TransitionMode.Wall, 3, 10, 0, false, new LocalTime(1, 0)), int.MinValue, int.MaxValue);
var zone = new StandardDaylightAlternatingMap(Offset.Zero, winter, summer);
var firstSpring = Instant.FromUtc(-9998, 3, 10, 1, 0);
var firstAutumn = Instant.FromUtc(-9998, 10, 5, 1, 0); // 1am UTC = 2am wall
var lastSpring = Instant.FromUtc(9999, 3, 10, 1, 0);
var lastAutumn = Instant.FromUtc(9999, 10, 5, 1, 0); // 1am UTC = 2am wall
var dstOffset = Offset.FromHours(1);
// Check both year -9998 and 9999, both the infinite interval and the next one in
var firstWinter = new ZoneInterval("Winter", Instant.BeforeMinValue, firstSpring, Offset.Zero, Offset.Zero);
var firstSummer = new ZoneInterval("Summer", firstSpring, firstAutumn, dstOffset, dstOffset);
var lastSummer = new ZoneInterval("Summer", lastSpring, lastAutumn, dstOffset, dstOffset);
var lastWinter = new ZoneInterval("Winter", lastAutumn, Instant.AfterMaxValue, Offset.Zero, Offset.Zero);
Assert.AreEqual(firstWinter, zone.GetZoneInterval(Instant.MinValue));
Assert.AreEqual(firstWinter, zone.GetZoneInterval(Instant.FromUtc(-9998, 2, 1, 0, 0)));
Assert.AreEqual(firstSummer, zone.GetZoneInterval(firstSpring));
Assert.AreEqual(firstSummer, zone.GetZoneInterval(Instant.FromUtc(-9998, 5, 1, 0, 0)));
Assert.AreEqual(lastSummer, zone.GetZoneInterval(lastSpring));
Assert.AreEqual(lastSummer, zone.GetZoneInterval(Instant.FromUtc(9999, 5, 1, 0, 0)));
Assert.AreEqual(lastWinter, zone.GetZoneInterval(lastAutumn));
Assert.AreEqual(lastWinter, zone.GetZoneInterval(Instant.FromUtc(9999, 11, 1, 0, 0)));
Assert.AreEqual(lastWinter, zone.GetZoneInterval(Instant.MaxValue));
}
public void GetZoneInterval_Instant_Summer()
{
var interval = TestMap.GetZoneInterval(Instant.FromUtc(2010, 6, 1, 0, 0));
Assert.AreEqual("Summer", interval.Name);
Assert.AreEqual(Offset.FromHours(6), interval.WallOffset);
Assert.AreEqual(Offset.FromHours(5), interval.StandardOffset);
Assert.AreEqual(Offset.FromHours(1), interval.Savings);
Assert.AreEqual(new LocalDateTime(2010, 3, 10, 2, 0), interval.IsoLocalStart);
Assert.AreEqual(new LocalDateTime(2010, 10, 5, 2, 0), interval.IsoLocalEnd);
}
public void InvalidMap_SimultaneousTransition()
{
// Two recurrences with different savings, but which occur at the same instant in time every year.
ZoneRecurrence r1 = new ZoneRecurrence("Recurrence1", Offset.Zero,
new ZoneYearOffset(TransitionMode.Utc, 10, 5, 0, false, new LocalTime(2, 0)), int.MinValue, int.MaxValue);
ZoneRecurrence r2 = new ZoneRecurrence("Recurrence2", Offset.FromHours(1),
new ZoneYearOffset(TransitionMode.Utc, 10, 5, 0, false, new LocalTime(2, 0)), int.MinValue, int.MaxValue);
var map = new StandardDaylightAlternatingMap(Offset.Zero, r1, r2);
Assert.Throws <InvalidOperationException>(() => map.GetZoneInterval(Instant.FromUtc(2017, 8, 25, 0, 0, 0)));
}
public void GetZoneInterval_Winter()
{
SampleZone.GetZoneInterval(January1st);
}
public void Extremes()
{
ZoneRecurrence winter = new ZoneRecurrence("Winter", Offset.Zero,
new ZoneYearOffset(TransitionMode.Wall, 10, 5, 0, false, new LocalTime(2, 0)), int.MinValue, int.MaxValue);
ZoneRecurrence summer = new ZoneRecurrence("Summer", Offset.FromHours(1),
new ZoneYearOffset(TransitionMode.Wall, 3, 10, 0, false, new LocalTime(1, 0)), int.MinValue, int.MaxValue);
var zone = new StandardDaylightAlternatingMap(Offset.Zero, winter, summer);
var firstSpring = Instant.FromUtc(-9998, 3, 10, 1, 0);
var firstAutumn = Instant.FromUtc(-9998, 10, 5, 1, 0); // 1am UTC = 2am wall
var lastSpring = Instant.FromUtc(9999, 3, 10, 1, 0);
var lastAutumn = Instant.FromUtc(9999, 10, 5, 1, 0); // 1am UTC = 2am wall
var dstOffset = Offset.FromHours(1);
// Check both year -9998 and 9999, both the infinite interval and the next one in
var firstWinter = new ZoneInterval("Winter", Instant.BeforeMinValue, firstSpring, Offset.Zero, Offset.Zero);
var firstSummer = new ZoneInterval("Summer", firstSpring, firstAutumn, dstOffset, dstOffset);
var lastSummer = new ZoneInterval("Summer", lastSpring, lastAutumn, dstOffset, dstOffset);
var lastWinter = new ZoneInterval("Winter", lastAutumn, Instant.AfterMaxValue, Offset.Zero, Offset.Zero);
Assert.AreEqual(firstWinter, zone.GetZoneInterval(Instant.MinValue));
Assert.AreEqual(firstWinter, zone.GetZoneInterval(Instant.FromUtc(-9998, 2, 1, 0, 0)));
Assert.AreEqual(firstSummer, zone.GetZoneInterval(firstSpring));
Assert.AreEqual(firstSummer, zone.GetZoneInterval(Instant.FromUtc(-9998, 5, 1, 0, 0)));
Assert.AreEqual(lastSummer, zone.GetZoneInterval(lastSpring));
Assert.AreEqual(lastSummer, zone.GetZoneInterval(Instant.FromUtc(9999, 5, 1, 0, 0)));
Assert.AreEqual(lastWinter, zone.GetZoneInterval(lastAutumn));
Assert.AreEqual(lastWinter, zone.GetZoneInterval(Instant.FromUtc(9999, 11, 1, 0, 0)));
Assert.AreEqual(lastWinter, zone.GetZoneInterval(Instant.MaxValue));
}
public ZoneInterval GetZoneInterval_Winter() => SampleZone.GetZoneInterval(February1st);