public void Construct_FromLocal_ValidLaterOffset()
{
SingleTransitionDateTimeZone zone = new SingleTransitionDateTimeZone(Instant.FromUtc(2011, 6, 12, 22, 0), 4, 3);
LocalDateTime local = new LocalDateTime(2011, 6, 13, 1, 30);
ZonedDateTime zoned = new ZonedDateTime(local, zone, zone.LateInterval.WallOffset);
// Map the local time to the later of the offsets in a way which is tested elsewhere.
var resolver = Resolvers.CreateMappingResolver(Resolvers.ReturnLater, Resolvers.ThrowWhenSkipped);
Assert.AreEqual(zoned, local.InZone(zone, resolver));
}
public void Construct_FromLocal_InvalidOffset()
{
SingleTransitionDateTimeZone zone = new SingleTransitionDateTimeZone(Instant.FromUtc(2011, 6, 12, 22, 0), 4, 3);
// Attempt to ask for the later offset in the earlier interval
LocalDateTime local = new LocalDateTime(2000, 1, 1, 0, 0, 0);
Assert.Throws<ArgumentException>(() => new ZonedDateTime(local, zone, zone.LateInterval.WallOffset));
}
public void Equality()
{
// Goes back from 2am to 1am on June 13th
SingleTransitionDateTimeZone zone = new SingleTransitionDateTimeZone(Instant.FromUtc(2011, 6, 12, 22, 0), 4, 3);
var sample = zone.MapLocal(new LocalDateTime(2011, 6, 13, 1, 30)).First();
var fromUtc = Instant.FromUtc(2011, 6, 12, 21, 30).InZone(zone);
// Checks all the overloads etc: first check is that the zone matters
TestHelper.TestEqualsStruct(sample, fromUtc, Instant.FromUtc(2011, 6, 12, 21, 30).InUtc());
TestHelper.TestOperatorEquality(sample, fromUtc, Instant.FromUtc(2011, 6, 12, 21, 30).InUtc());
// Now just use a simple inequality check for other aspects...
// Different offset
var later = zone.MapLocal(new LocalDateTime(2011, 6, 13, 1, 30)).Last();
Assert.AreEqual(sample.LocalDateTime, later.LocalDateTime);
Assert.AreNotEqual(sample.Offset, later.Offset);
Assert.AreNotEqual(sample, later);
// Different local time
Assert.AreNotEqual(sample, zone.MapLocal(new LocalDateTime(2011, 6, 13, 1, 29)).First());
// Different calendar
var withOtherCalendar = zone.MapLocal(new LocalDateTime(2011, 6, 13, 1, 30, CalendarSystem.Gregorian)).First();
Assert.AreNotEqual(sample, withOtherCalendar);
}
public void Construct_FromLocal_ValidUnambiguousOffset()
{
SingleTransitionDateTimeZone zone = new SingleTransitionDateTimeZone(Instant.FromUtc(2011, 6, 12, 22, 0), 4, 3);
LocalDateTime local = new LocalDateTime(2000, 1, 2, 3, 4, 5);
ZonedDateTime zoned = new ZonedDateTime(local, zone, zone.EarlyInterval.WallOffset);
Assert.AreEqual(zoned, local.InZoneStrictly(zone));
}
public void WithZone()
{
Instant instant = Instant.FromUtc(2012, 2, 4, 12, 35);
ZonedDateTime zoned = new ZonedDateTime(instant, SampleZone);
Assert.AreEqual(new LocalDateTime(2012, 2, 4, 16, 35, 0), zoned.LocalDateTime);
// Will be UTC-8 for our instant.
DateTimeZone newZone = new SingleTransitionDateTimeZone(Instant.FromUtc(2000, 1, 1, 0, 0), -7, -8);
ZonedDateTime converted = zoned.WithZone(newZone);
Assert.AreEqual(new LocalDateTime(2012, 2, 4, 4, 35, 0), converted.LocalDateTime);
Assert.AreEqual(converted.ToInstant(), instant);
}
/// <inheritdoc />
protected override bool EqualsImpl(DateTimeZone zone)
{
SingleTransitionDateTimeZone otherZone = (SingleTransitionDateTimeZone)zone;
return(Id == otherZone.Id && EarlyInterval.Equals(otherZone.EarlyInterval) && LateInterval.Equals(otherZone.LateInterval));
}
public void MapLocal_GapAroundAndInTailZoneTransition()
{
// Tail zone is -10 / +5, with the transition occurring just after
// the transition *to* the tail zone from the precalculated zone.
// A local time of one hour after the transition from the precalculated zone (which is -5)
// will therefore be in the gap.
var tailZone = new SingleTransitionDateTimeZone(ThirdInterval.End + Duration.FromHours(1), -10, +5);
var gapZone = new PrecalculatedDateTimeZone("Test",
new[] { FirstInterval, SecondInterval, ThirdInterval }, tailZone);
var mapping = gapZone.MapLocal(ThirdInterval.IsoLocalEnd.PlusHours(1));
Assert.AreEqual(ThirdInterval, mapping.EarlyInterval);
Assert.AreEqual(new ZoneInterval("Single-Early", ThirdInterval.End, tailZone.Transition, Offset.FromHours(-10), Offset.Zero),
mapping.LateInterval);
Assert.AreEqual(0, mapping.Count);
}
public void MapLocal_AmbiguousButTooEarlyInTailZoneTransition()
{
// Tail zone is +10 / +8, with the transition occurring just after
// the transition *to* the tail zone from the precalculated zone.
// A local instant of one hour before after the transition from the precalculated zone (which is -5)
// will therefore be ambiguous, but the resulting instants from the ambiguity occur
// before our transition into the tail zone, so are ignored.
var tailZone = new SingleTransitionDateTimeZone(ThirdInterval.End + Duration.FromHours(1), 10, 8);
var gapZone = new PrecalculatedDateTimeZone("Test",
new[] { FirstInterval, SecondInterval, ThirdInterval }, tailZone);
var mapping = gapZone.MapLocal(ThirdInterval.IsoLocalEnd.PlusHours(-1));
Assert.AreEqual(ThirdInterval, mapping.EarlyInterval);
Assert.AreEqual(ThirdInterval, mapping.LateInterval);
Assert.AreEqual(1, mapping.Count);
}
public void TrickyCase()
{
// 1am occurs unambiguously in the early zone.
var zone = new SingleTransitionDateTimeZone(Transition, Offset.FromHours(3), Offset.FromHours(5));
var mapping = zone.MapLocal(new LocalDateTime(2000, 1, 1, 1, 0));
CheckMapping(mapping, zone.EarlyInterval, zone.EarlyInterval, 1);
}
