public void UnPackTest2()
{
KPPDataHead head = new KPPDataHead();
MemoryStream stream = new MemoryStream();
head.SetField("CRC", 100L);
head.SetField("SectionCount", (ushort)1);
head.Pack(stream);
byte[] buffer = stream.ToArray();
byte[] data = new byte[stream.Length];
Buffer.BlockCopy(buffer, 0, data, 0, data.Length);
Assert.IsNotNull(data);
Assert.IsTrue(data.Length == 21);
Assert.IsTrue(data[0] == 'K');
Assert.IsTrue(data[1] == 'P');
Assert.IsTrue(data[2] == 'P');
//reset postition.
stream.Position = 0;
KPPDataHead newHead = new KPPDataHead();
newHead.UnPack(stream);
Assert.IsTrue(newHead.GetField <ulong>("TotalSize") == 0UL);
Assert.IsTrue(newHead.GetField <long>("CRC") == 100L);
Assert.IsTrue(newHead.GetField <ushort>("SectionCount") == 1);
}
/// <summary>
/// 在数据头中获取具有指定名称字段数据信息
/// </summary>
/// <typeparam name="T">字段数据信息类型</typeparam>
/// <param name="name">字段名</param>
/// <returns>返回指定名称所代表的数据信息</returns>
/// <exception cref="KeyNotFoundException">指定的KEY不存在</exception>
public T GetHeadField <T>(string name)
{
return(_head.GetField <T>(name));
}