public static Frame Parse(byte[] message)
{
Frame ret = null;
switch (DetermineFrameType(message[0]))
{
case FrameType.Single:
ret = new SingleFrame(message);
break;
case FrameType.First:
ret = new FirstFrame(message);
break;
case FrameType.Consecutive:
ret = new ConsecutiveFrame(message);
break;
case FrameType.Flow:
ret = new FlowControlFrame(message);
break;
default:
break;
}
return(ret);
}
public static Frame Parse(byte[] message, bool awaitingConsecutive)
{
Frame ret = null;
if (awaitingConsecutive)
{
ret = new Frame(message);
ret.RawData = message.Skip(1).ToArray();
return(ret);
}
switch (DetermineFrameType(message[0]))
{
case FrameType.Single:
ret = new SingleFrame(message);
break;
case FrameType.First:
ret = new FirstFrame(message);
break;
case FrameType.Consecutive:
ret = new ConsecutiveFrame(message);
break;
case FrameType.Flow:
ret = new FlowControlFrame(message);
break;
default:
break;
}
return(ret);
}
public void Consecutive_CreateFrame_OutOfRangeException()
{
_rnd = new Random();
var data = new byte[_rnd.Next(8, 100)];
_rnd.NextBytes(data);
var consecutiveFrame = new ConsecutiveFrame(data, 1);
}
public void Consecutive_CreateFrame()
{
_rnd = new Random();
var index = _rnd.Next(9);
var data = new byte[7];
_rnd.NextBytes(data);
var consecutiveFrame = new ConsecutiveFrame(data, index);
Assert.AreEqual(consecutiveFrame.Index, index, "Значение свойства Index не соответствует переданному значению.");
Assert.AreEqual(BitConverter.ToString(consecutiveFrame.Data), BitConverter.ToString(data), "Значение свойства Data не соответствует переданному значению.");
}
public void Consecutive_GetCanFrame()
{
_rnd = new Random();
const int descriptor = 0xfc08;
var index = _rnd.Next(9);
var data = new byte[7];
_rnd.NextBytes(data);
var consecutiveFrame = new ConsecutiveFrame(data, index);
var consCanFrame = consecutiveFrame.GetCanFrame(descriptor);
var result = string.Format("{0:X2}-{1}", (byte)((0x2 & 0x0f) << 4 | index & 0x0f), BitConverter.ToString(consecutiveFrame.Data));
Assert.AreEqual(consCanFrame.Descriptor, descriptor, "Ошибка при вычислении дескриптора");
Assert.AreEqual(BitConverter.ToString(consCanFrame.Data), result, "Ошибка при записи данных");
}