public void FromIso8601Week()
{
TimeZoneInfo utc = TimeZoneInfo.FindSystemTimeZoneById("UTC");
TimeZoneInfo romance = TimeZoneInfo.FindSystemTimeZoneById("Romance Standard Time");
EssentialsTime time1 = EssentialsTime.FromIso8601Week(2019, 12, utc);
EssentialsTime time2 = EssentialsTime.FromIso8601Week(2019, 13, utc);
EssentialsTime time3 = EssentialsTime.FromIso8601Week(2019, 14, utc);
EssentialsTime time4 = EssentialsTime.FromIso8601Week(2019, 12, romance);
EssentialsTime time5 = EssentialsTime.FromIso8601Week(2019, 13, romance);
EssentialsTime time6 = EssentialsTime.FromIso8601Week(2019, 14, romance);
Assert.AreEqual("2019-03-18 00:00:00:000 +00:00", time1.ToString(Format), "#1");
Assert.AreEqual("2019-03-25 00:00:00:000 +00:00", time2.ToString(Format), "#2");
Assert.AreEqual("2019-04-01 00:00:00:000 +00:00", time3.ToString(Format), "#3");
Assert.AreEqual("2019-03-18 00:00:00:000 +01:00", time4.ToString(Format), "#4");
Assert.AreEqual("2019-03-25 00:00:00:000 +01:00", time5.ToString(Format), "#5");
Assert.AreEqual("2019-04-01 00:00:00:000 +02:00", time6.ToString(Format), "#6");
}