public void TestMethodOverflow()
{
var datetime = DateTime.Now;
UnixTime64 ut = datetime;
try
{
ut += long.MaxValue;
}
catch (Exception ex)
{
Assert.AreEqual(typeof(OverflowException), ex.GetType());
}
try
{
ut -= long.MaxValue;
}
catch (Exception ex)
{
Assert.AreEqual(typeof(OverflowException), ex.GetType());
}
for (int i = -9; i < 10; i++)
{
DateTime check = new DateTime(1970, 1, 1) + TimeSpan.FromSeconds((uint.MaxValue + 1L) * i);
Assert.AreEqual(check, UnixTime64.Convert(0, DateTimeKind.Local, i));
Assert.AreEqual(check, UnixTime64.Convert(0, DateTimeKind.Utc, i));
Assert.AreEqual(check, UnixTime64.Convert(0, DateTimeKind.Unspecified, i));
}
for (int i = -9; i < 10; i++)
{
TimeSpan zone = new TimeSpan(2, 0, 0);
DateTime check = new DateTime(1970, 1, 1) + TimeSpan.FromSeconds((uint.MaxValue + 1L) * i) - zone;
Assert.AreEqual(check, UnixTime64.ConvertToUTC(0, zone, i));
Assert.AreEqual(check, UnixTime64.ConvertToUTC(0, zone, i));
Assert.AreEqual(check, UnixTime64.ConvertToUTC(0, zone, i));
}
}
