public void ReferenceComparison()
{
var comparer = ZoneEqualityComparer.ForInterval(new Interval(Instants[0], Instants[2]));
var zone = DateTimeZoneProviders.Tzdb["Europe/London"];
Assert.IsTrue(comparer.Equals(zone, zone));
}
public void ForInterval()
{
var interval = new Interval(Instants[3], Instants[5]);
var comparer = ZoneEqualityComparer.ForInterval(interval);
Assert.AreEqual(Options.OnlyMatchWallOffset, comparer.OptionsForTest);
Assert.AreEqual(interval, comparer.IntervalForTest);
}
private void AssertEqual(DateTimeZone first, DateTimeZone second,
Instant start, Instant end, Options options)
{
var comparer = ZoneEqualityComparer.ForInterval(new Interval(start, end)).WithOptions(options);
Assert.IsTrue(comparer.Equals(first, second));
Assert.AreEqual(comparer.GetHashCode(first), comparer.GetHashCode(second));
}
public void NullComparison()
{
var comparer = ZoneEqualityComparer.ForInterval(new Interval(Instants[0], Instants[2]));
var zone = DateTimeZoneProviders.Tzdb["Europe/London"];
Assert.IsFalse(comparer.Equals(zone, null));
Assert.IsFalse(comparer.Equals(null, zone));
}
private void AssertNotEqual(DateTimeZone first, DateTimeZone second,
Instant start, Instant end, Options options)
{
var comparer = ZoneEqualityComparer.ForInterval(new Interval(start, end)).WithOptions(options);
Assert.IsFalse(comparer.Equals(first, second));
// If this fails, the code *could* still be correct - but it's unlikely...
Assert.AreNotEqual(comparer.GetHashCode(first), comparer.GetHashCode(second));
}
public void WithOptions()
{
var interval = new Interval(Instants[3], Instants[5]);
var firstComparer = ZoneEqualityComparer.ForInterval(interval);
var secondComparer = firstComparer.WithOptions(Options.MatchNames);
Assert.AreEqual(Options.MatchNames, secondComparer.OptionsForTest);
Assert.AreEqual(interval, secondComparer.IntervalForTest);
// Validate that the first comparer hasn't changed
Assert.AreEqual(Options.OnlyMatchWallOffset, firstComparer.OptionsForTest);
Assert.AreEqual(interval, firstComparer.IntervalForTest);
}
public void ResourceZoneEquivalence()
{
var streamSource = TzdbDateTimeZoneSource.Default;
#pragma warning disable 0618
var resourceSource = new TzdbDateTimeZoneSource("NodaTime.Test.TestData.Tzdb",
Assembly.GetExecutingAssembly());
#pragma warning restore 0618
Assert.AreEqual(streamSource.VersionId, resourceSource.VersionId);
CollectionAssert.AreEquivalent(streamSource.GetIds(), resourceSource.GetIds());
var interval = new Interval(Instant.FromUtc(1850, 1, 1, 0, 0), Instant.FromUtc(2050, 1, 1, 0, 0));
var comparer = ZoneEqualityComparer.ForInterval(interval).WithOptions(ZoneEqualityComparer.Options.StrictestMatch);
foreach (var id in streamSource.GetIds())
{
Assert.IsTrue(comparer.Equals(streamSource.ForId(id), resourceSource.ForId(id)),
"Zone {0} is equal under stream and resource formats", id);
}
}
public void InvalidOptions()
{
var comparer = ZoneEqualityComparer.ForInterval(new Interval(Instants[0], Instants[2]));
Assert.Throws <ArgumentOutOfRangeException>(() => comparer.WithOptions((ZoneEqualityComparer.Options) 9999));
}