public void ToDateTime_OutOfRange(long seconds, int nanoseconds)
{
var value = new Timestamp { Seconds = seconds, Nanos = nanoseconds };
Assert.Throws<InvalidOperationException>(() => value.ToDateTime());
}
public void ToDateTimeTruncation()
{
var t1 = new Timestamp { Seconds = 1, Nanos = 1000000 + Duration.NanosecondsPerTick - 1 };
Assert.AreEqual(new DateTime(1970, 1, 1, 0, 0, 1, DateTimeKind.Utc).AddMilliseconds(1), t1.ToDateTime());
var t2 = new Timestamp { Seconds = -1, Nanos = 1000000 + Duration.NanosecondsPerTick - 1 };
Assert.AreEqual(new DateTime(1969, 12, 31, 23, 59, 59).AddMilliseconds(1), t2.ToDateTime());
}
public static DateTime ToDateTime(this Timestamp timestamp)
{
var protoTimestamp = new Google.Protobuf.WellKnownTypes.Timestamp
{
Nanos = timestamp.Nanos,
Seconds = timestamp.Seconds
};
return(protoTimestamp.ToDateTime());
}
public void ToDateTimeTruncation()
{
var t1 = new Timestamp {
Seconds = 1, Nanos = 1000000 + Duration.NanosecondsPerTick - 1
};
Assert.AreEqual(new DateTime(1970, 1, 1, 0, 0, 1, DateTimeKind.Utc).AddMilliseconds(1), t1.ToDateTime());
var t2 = new Timestamp {
Seconds = -1, Nanos = 1000000 + Duration.NanosecondsPerTick - 1
};
Assert.AreEqual(new DateTime(1969, 12, 31, 23, 59, 59).AddMilliseconds(1), t2.ToDateTime());
}
private static void AssertRoundtrip(Timestamp timestamp, DateTime dateTime)
{
Assert.AreEqual(timestamp, Timestamp.FromDateTime(dateTime));
Assert.AreEqual(dateTime, timestamp.ToDateTime());
Assert.AreEqual(DateTimeKind.Utc, timestamp.ToDateTime().Kind);
}
public void ToDateTime_ValidBoundaries(long seconds, int nanoseconds)
{
var value = new Timestamp { Seconds = seconds, Nanos = nanoseconds };
value.ToDateTime();
}
private void WriteTimestamp(StringBuilder builder, IMessage value)
{
builder.Append('"');
// TODO: In the common case where this *is* using the built-in Timestamp type, we could
// avoid all the reflection at this point, by casting to Timestamp. In the interests of
// avoiding subtle bugs, don't do that until we've implemented DynamicMessage so that we can prove
// it still works in that case.
int nanos = (int) value.Descriptor.Fields[Timestamp.NanosFieldNumber].Accessor.GetValue(value);
long seconds = (long) value.Descriptor.Fields[Timestamp.SecondsFieldNumber].Accessor.GetValue(value);
// Even if the original message isn't using the built-in classes, we can still build one... and its
// conversion will check whether or not it's normalized.
// TODO: Perhaps the diagnostic-only formatter should not throw for non-normalized values?
Timestamp ts = new Timestamp { Seconds = seconds, Nanos = nanos };
// Use .NET's formatting for the value down to the second, including an opening double quote (as it's a string value)
DateTime dateTime = ts.ToDateTime();
builder.Append(dateTime.ToString("yyyy'-'MM'-'dd'T'HH:mm:ss", CultureInfo.InvariantCulture));
AppendNanoseconds(builder, Math.Abs(ts.Nanos));
builder.Append("Z\"");
}
private static void AssertRoundtrip(Timestamp timestamp, DateTime dateTime)
{
Assert.AreEqual(timestamp, Timestamp.FromDateTime(dateTime));
Assert.AreEqual(dateTime, timestamp.ToDateTime());
Assert.AreEqual(DateTimeKind.Utc, timestamp.ToDateTime().Kind);
}
