public void NextTwice_WednesdayForward()
{
ZoneYearOffset offset = new ZoneYearOffset(TransitionMode.Utc, 10, 31, (int)IsoDayOfWeek.Wednesday, true, LocalTime.Midnight);
var actual = offset.MakeInstant(2006, Offset.Zero, Offset.Zero); // Nov 1 2006
long baseTicks = actual.Ticks;
actual = offset.Next(actual, Offset.Zero, Offset.Zero); // Oct 31 2007
actual = offset.Next(actual, Offset.Zero, Offset.Zero); // Nov 5 2008
var expected = new Instant(baseTicks + TicksPerStandardYear + TicksPerLeapYear + (4 * NodaConstants.TicksPerStandardDay));
Assert.AreEqual(expected, actual);
}
public void NextTwice_Feb29_FourYears()
{
var offset = new ZoneYearOffset(TransitionMode.Utc, 2, 29, 0, true, LocalTime.Midnight);
var actual = offset.MakeInstant(1972, Offset.Zero, Offset.Zero);
long baseTicks = actual.Ticks;
actual = offset.Next(actual, Offset.Zero, Offset.Zero);
actual = offset.Next(actual, Offset.Zero, Offset.Zero);
var expected = new Instant(baseTicks + (2 * ((3 * TicksPerStandardYear) + TicksPerLeapYear)));
Assert.AreEqual(expected, actual);
}
public void NextTwice_JanOne()
{
var offset = new ZoneYearOffset(TransitionMode.Utc, 1, 1, 0, true, LocalTime.Midnight);
var actual = offset.MakeInstant(1970, Offset.Zero, Offset.Zero);
long baseTicks = actual.Ticks;
actual = offset.Next(actual, Offset.Zero, Offset.Zero);
actual = offset.Next(actual, Offset.Zero, Offset.Zero);
var expected = new Instant(baseTicks + (2 * TicksPerStandardYear));
Assert.AreEqual(expected, actual);
}
public void Next_OneSecondBeforeJanOne()
{
var offset = new ZoneYearOffset(TransitionMode.Utc, 1, 1, 0, true, LocalTime.Midnight);
var actual = offset.MakeInstant(1970, Offset.Zero, Offset.Zero) - Duration.Epsilon;
actual = offset.Next(actual, Offset.Zero, Offset.Zero);
var expected = NodaConstants.UnixEpoch;
Assert.AreEqual(expected, actual);
}
public void Next_WithAddDay()
{
// Last Thursday in October, then add 24 hours. The last Thursday in October 2013 is the 31st, so
// we should get the start of November 1st.
var offset = new ZoneYearOffset(TransitionMode.Utc, 10, -1, (int)IsoDayOfWeek.Thursday, false, LocalTime.Midnight, true);
var instant = Instant.FromUtc(2013, 10, 31, 12, 0);
var expectedNext = Instant.FromUtc(2013, 11, 1, 0, 0);
var actualNext = offset.Next(instant, Offset.Zero, Offset.Zero);
Assert.AreEqual(expectedNext, actualNext);
}
public void NextTwice_WednesdayForward()
{
ZoneYearOffset offset = new ZoneYearOffset(TransitionMode.Utc, 10, 31, (int)IsoDayOfWeek.Wednesday, true, Offset.Zero);
var actual = offset.MakeInstant(2006, Offset.Zero, Offset.Zero); // Nov 1 2006
long baseTicks = actual.Ticks;
actual = offset.Next(actual, Offset.Zero, Offset.Zero); // Oct 31 2007
actual = offset.Next(actual, Offset.Zero, Offset.Zero); // Nov 5 2008
var expected = new Instant(baseTicks + TicksPerStandardYear + TicksPerLeapYear + (4 * NodaConstants.TicksPerStandardDay));
Assert.AreEqual(expected, actual);
}
public void NextTwice_Feb29_FourYears()
{
var offset = new ZoneYearOffset(TransitionMode.Utc, 2, 29, 0, true, Offset.Zero);
var actual = offset.MakeInstant(1972, Offset.Zero, Offset.Zero);
long baseTicks = actual.Ticks;
actual = offset.Next(actual, Offset.Zero, Offset.Zero);
actual = offset.Next(actual, Offset.Zero, Offset.Zero);
var expected = new Instant(baseTicks + (2 * ((3 * TicksPerStandardYear) + TicksPerLeapYear)));
Assert.AreEqual(expected, actual);
}
public void NextTwice_JanOne()
{
var offset = new ZoneYearOffset(TransitionMode.Utc, 1, 1, 0, true, Offset.Zero);
var actual = offset.MakeInstant(1970, Offset.Zero, Offset.Zero);
long baseTicks = actual.Ticks;
actual = offset.Next(actual, Offset.Zero, Offset.Zero);
actual = offset.Next(actual, Offset.Zero, Offset.Zero);
var expected = new Instant(baseTicks + (2 * TicksPerStandardYear));
Assert.AreEqual(expected, actual);
}
public void Next_OneSecondBeforeJanOne()
{
var offset = new ZoneYearOffset(TransitionMode.Utc, 1, 1, 0, true, Offset.Zero);
var actual = offset.MakeInstant(1970, Offset.Zero, Offset.Zero) - Duration.One;
actual = offset.Next(actual, Offset.Zero, Offset.Zero);
var expected = Instant.UnixEpoch;
Assert.AreEqual(expected, actual);
}