public void Int64Test()
{
MsgPackWriter writer = new MsgPackWriter(Allocator.Temp);
writer.WriteInteger(long.MinValue);
writer.WriteInteger(long.MaxValue);
writer.WriteInteger((long)0);
MsgPackReader reader = new MsgPackReader(writer.ToArray(Allocator.Temp));
Assert.That(reader.ReadInt64(), Is.EqualTo(long.MinValue));
Assert.That(reader.ReadInt64(), Is.EqualTo(long.MaxValue));
Assert.That(reader.ReadInt64(), Is.EqualTo(0));
}